Quiz
Endocrine physiology
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Questions in this quiz (139)
1Inhibin is secreted by:
- Agraffin follicle
- Bcorpus leuteum
- Cendometrium
- Dplacenta
- Eadrenal cortex
2secondary amenorrhoea is most commonly caused under the following conditions EXCEPT:
- Aage above 60
- Bstress
- Cpregnancy
- Dcompetitive atheletes
- Estarvation
3early detection of preganacy depends on
- AFSH
- BPROGESERONE
- CLH
- DhCG (Human chorionic gonadotropin)
- Eoestrogen
4Androgen binding protein is produced by
- Aadrenal glands
- Bhypothalamus
- Csertoli cells
- DLEYDIG CELLS
- EOVARIES
5Chriptorchidism means:
- Adescent of testes
- Bhpogonadism
- Chyper-function of testes
- Dtestes have not descended
- Epriapasm
6Temporary method of birth control that is unlikely to cause transmission of disease.
- Aintrauterine devices
- Bspermatocides
- Ccondom
- Dantiprogesterone
- Espermicidically lubricated condom.
7Testosterone is secreted by:
- Asertoli cells of the testes
- Bcells of the adrenal medulla.
- CCELLS OF THE HYPOTHALAMUS
- DLEYDIG CELLS OF THE TESTES
- EB cells of the pancreas
8Thyrocalcitonin
- AIs secreted by the thyroid gland
- Bis secreted by the hypothalamus
- Cis secreted by the parathyroid glands
- DIncreases calcium absorption in the stomach.
- Eis secreted by the kidneys.
9Hypothyroidism is associated with increased levels of:
- Acholesterol
- Balbumin
- CTBG
- Disodine
- ERBC
10ANP brings
- Aafferent arteriolar constriction in the kidney.
- Befferent arteriolar constriction in the kidney,
- Cincrease in renin secretion
- Dconstriction of mesangial cells.
- Eantidipsogenic action.
11Secretion of growth hormone:
- Aincreases during REM sleep
- Bincreases during excercise
- Cincreases during starvation
- Dincreases during NREM sleep
- Enon of the above.
12Thyroid hormones are stored in the lumen of follicles is in the form of:
- AFree T3
- BFree T4
- CAttachment to thyroglobulin in the gland
- Dattachment to thyroid binding globulin
- ETTH
13Somatostatin:
- AInhibits glucagon and insulin release
- Bstimulaes insulin and glucagon release
- Cstimulator of glucagon release.
- Dacts as an obesity hormone
- Estimulates the absorption of hormones.
14EPO:
- Acontains iron
- Bhas no effect on WBC count
- Cstimulates renin secretion
- Dincreases the half life of RBCs
- Eis secreted int he kidneys. q
15Excessive growth hormone release in adults causes:
- AAcromegaly
- BGiantism (only if the increased GH is released during childhood).
- Cincreased entry of glucose in muscles.
- Dhypothyroidism
- Ecretinism
16Epiphyseal closure is regulated by:
- ACalcitonin
- BSomatomedins
- C125 dihdroxy cholecalciferol.
- Dthyroxin
- Ealdosterone
17Which of the following is not involved in the regulation of plasma calcium levels:
- Akidneys
- Bskin
- Clungs
- Dintestine
- Ebones
18Cortisol increase blood glucose levles by increasing:
- Alipolysis
- Bprotein synthesis in muscles
- Cgluconeogesis
- Dgrowth hormone secrection
- Einsulin serection
19Glucagon is NOT normally present in:
- Abrain
- Bpancreas
- Cgut
- Dadrenal gland
- Eall of the above
20A meal rich in proteins and low in carbohydratea does not cause hypoglycaemia becasue of:
- Aglucagon secretion
- Ba meal causes copensatory increases in T4.
- Ccortisol in circulation prevents gluocse from entering the muscle.
- Dthe amino acids in the meal are converted into glucose.
- Eincreases the secretion of insulin
21The pineal gland:
- Ais in the hypothalamus
- Breleases A
- Creleases malatonin
- Dcontrols appetite
- Ereleases melanin
22Secretions of androegen in the adult female:
- Ain large amounts can cause enlargment of the clitoris
- Beffects the voice
- Cmay lead to the growth of facial hair
- Dmay result in amenorrhoea
- Eall of the above
23Methods for reducing fertility:
- Abilateral ligation and devisions of uterine tubes
- Bbilateral ligation and division of vas deferns
- Cuse of agents that prevent the fetilised ovum for transplanting
- Dmechanical barriers e.g. condoms and caps
- Eall of the above
24Administration of estrogens and progesterones:
- Aprevents menstruation if given daily
- Btends to cause salt and water retention
- Cdepresses the secretion of pituitary gonadotrophins
- Ddecreases the likelyhood of ovulation
- Eall of the above
25Cessation of menstruation (secondary ammenorrhoea) occurs due to:
- Apsychological stress
- Bsevere weight loss
- Ccontinuouse administration of oestrogens
- Dcontinuous administration of gonadotrophin releasing hormones
- Eall of the above
26Ejaculation of semen
- Adepends on the spinal cord reflex
- Bdepends on sympathetic nerve activity
- Cinvolves ryhtmic contractions of skeletal muscle
- Daccompanied by contrations of cremasteric muscles
- Eall of the above
2721st day of the menstrual cycle differs from the 7th day of the menstrual cycle because:
- Athe endometrium is thicker and it contains glands
- Bblood progesterone is lower
- Cblood is oestrogen free
- DBlood levels of FSH is at its maximum
- Eendometrial glycogen content is low
28Excretion of the penis:
- ACannot occur before puberty
- Bi normally initiated by vasocontriction
- Cis dependent on adrenergic sympathetic nervous activity
- Dcannot occur after cervical spinal cord transection
- Eis inhibited by ganglion blocking drugs
29The interstitual cells of the testes:
- AContribute to the volume of seminal fluid
- Bare a source of the hormone inhibin
- CLH stimulates their secretion
- DFSH stimualtes their secretion
- Eare non functional unless the testes desdends from the abdomen to the scrotum
30In men postpubertal state differs from prepubertal state in that:
- Athere is a greater secretion of 17 ketosteroids in the urine.
- Bskeletal muscle is stronger per unit mass of tissue
- Ccirculating levels of follicle stimulating hormone is higher.
- Dhypothalamic aoutput of gonadotrophin releasing hormone releasing factor is greater.
- EAll of the above
31In the mammary gland:
- AMilk formation can be depressed by hypothalamic activity
- BMaintenanceof lactation depends on suckling
- Clactation ceases if the anterior pituitary gland is destroyed
- Dmilk ejection ceases if the posterior pituitary gland is destroyed
- Eall of the above
32For the normal devlopment of fertile spermatozoa there must be:
- Asecretion of testosterone
- Bsecretion of LH
- Csecretion of FSH
- Da testicular temperature under 37 degrees
- Eall of the above
33Fetal Hb:
- AIs the only type identifiable in fetal blood
- Bforms the bulk of total Hb in the first year of life.
- CHas a higher oxygen carrying capacity than adult Hb
- Dbinds 2,3-DPG more avidly than adult Hb
- EHas a higher affinity than adult Hb at low Po2
34During pregnancy the:
- Auterine muscle enlarges due to cell proliferation
- Buterus is quiescent until the onset of labour
- CPrlactin causes the breasts to enlarge
- Dhaematocrit enlarges
- Ebasal metabolic rate rises by 10%
35Androgens are secreted in the:
- Afetus in greater quantities than in childhood
- Bfemale ovaries
- Cmales adrenal ccx
- DMales in decreasing quantities proceeding the age of 30
- Eall of the above
36Compared with the adult, the newborn has less ability to:
- Aexcrete bilirubin
- Bmaintain a constant body temperature
- Cmanufacture AbS
- Ddilute and concentrate urine
- Eall of the above
37Human chorionic gonadotrophic hormone:
- Ais a steroid
- Bacts directly on the uterus to maintain the endometrium
- Cis formed in the anterior pituitary gland
- Drises its blood level steadily throughout pregnancy
- Ecan be detected in the urine as an early sign o pregnancy
38Secretion of testosterone
- ADepresses pituitary secretion of LH
- Bcauses the epiphysis of long bones to unite
- Cmay lead to positive nitrogen balance
- Dstimulates the growth of body hair
- Eall of the above
39Fertilization of the human ovum normally
- AOccurs in the fallopian tubes
- Bprevents further spermatozoa from entering the ovum
- Coccurs 5-7 days before implantation
- Dleads to teh secretion of human chorionic gonadotrophin hormone within 2 weeks.
- Eall of the above
40In the normal menstrual cycle:
- AThe proliferative phase depends on oestrogen oestrogen secretion
- Bcervical mucous becomes more fluid around the time of of ovulation
- Covulation is observed after a surge in blood leuteinizing hormone levels.
- Dbasal body temperature is greater after ovultion
- Eall of the above
41Surgical removal of the posterior pituitary gland is likely to lead to a decrease in:
- Amenstrual frequency
- Baxillary hair
- Csexual desire (libido)
- Dbreast size
- Eall of the above
42An oral glucose test in a pateint with
- Adiabetes mellitus shows a higher then normal fasting blood glucose level
- Bdiabetes mellitus shows glycosuria when blood glucose is 3x the normal fasting level.
- Cdiabetes mellitus shows a delayed retun to fasting blood glucose levels
- Dmalabsorption syndrome shows a lower than peak level for blood glucose
- Eall of the above
43In diabetic ketosis there is a decreased metabolic breakown of:
- Aketones
- Bglycogen
- Cglucose
- Dfat
- Eamino acids
44A pituitary tumour secreting excess GH in an adult may lead to:
- Ahomonymous hemianopia
- Bgiantism
- Creduced levels of somatomedins in the blood
- Dcretinism
- Eraised blood glucose
45Cushings syndrome: increased glucocorticoid secretion leads to increased:
- Askin thickness
- Bbone strength
- Cblood glucose and arterial pressure
- Dimmunity
- Erate of wound healing
46Risk of tetany is increased by:
- Ahypocalcaemia
- Bsudden rises in plasma Mg
- Cremoval of the anterior pituitary gland
- Donset of respiratory failure
- Eonset of renal failure
47Insulin:
- Arequirements at night are simular to those during the day
- Bhalf life is usually reduced in patients with diabetes mellitus
- Cis not bound ot proteins in the blood
- Drequirments are increased in obesity
- Eequirment are increased by exercise
48An adrenal medullary tumour (phaeochromocytoma) may cause an increase in:
- ASystolic BP which may be transient or constant
- Btremor of the extended hand
- Cbasal metabolic rate
- Durinary catecholamines
- Eall of the above
49Hyperthyroidism is associated with:
- A+ve N balance
- Bdecreased urinary excretion of Ca
- Cclinical picture is consistent with excess beta adrenoR
- Ddecreased metabolic rate
- Erise in the level of thyroxine binding protein in the plasma
50Patient with diabetes insipidus is treated successully with ADH:
- Aurinary flow falls by half
- Burinary output is red. by 5ml/min
- Curinary osmolality rises to 100-200 mOSmol/litre
- DBP is stabilised within normal range
- Esalt intake hould be carefully regulated
51Sudden complete loss in parathyroid function:
- Aleads to skeletal muscle spasms
- Bmay be fatal if treatment is not given to raise the blood level of ionized calcium
- Cmay be treated in short term by slow intravenous injections of Ca ions
- Dmay be treated in the long term by regular doses of Vit D
- Eall of the above
52The plasma level of adenocorticotrophic hormone ACTH:
- Anormally maximal around midnight
- Bis regulated mainly by the blood cortisol level
- Cshows exaggerated cicardian fluctuations with an adrenal tumour
- Dis decreased in the presnece of complete adrenal failure
- Eis reduced in patients on long term high dosage glucocorticoids
53Inhibition of angiotensin converting enzyme (ACE) decreases the:
- Aformation of AngII
- Bplasma renin level
- Cdiuresis
- Dcalcuating level of angiotensin I
- Etotal body K
54secretin differs from CCK-PZ in that it:
- Ais formed by mucosal cells in the upper small intestine
- Bstimulates the pancreas to secrete juice which is rich in digestive enzymes
- Cstimulates the pancreas to secrete a watery alkaline juice
- Dhas a higher effect on gall bladder SM
- Eincreases gastric motility
55During an oral glucose tollerance test:
- ASubject is given 5-10 grams of glucose
- BPlasma glucose should rise by less then 10 % from the fasting glucose level
- CPlasma insulin should rise by 100% from fastign glucose levels
- Drise in plasma glucose is higher then with intravenous admin
- Erise in plasma insulin is higher tan with intravenous admin
56Hormones secreted by the adrenal ccx
- Ainclude cholesterol
- Bare mostly bound to plasma proteins
- Cinclude catecholamines
- Dare excreted mainly in the bile after conjugation
- Eareessential for the maintenance of preganancy
57The chemical structure of insulin
- Acontains a sterol ring
- Bis identical in all mammalian species
- Cis effective when take per os
- Dhas been synthecised in the lab
- Enone of the above
58Parathormone
- Aincreases the renal clearance of phosphate
- Bmobilizes bone calcium independently to the actions of the kidney
- Crises in the blood when clacium levels fall
- Dstimulates the final activation of Vit D in the kidneys
- Eall of the above
59Thyroxine
- AIncreases the resting rate of CO2 production
- Bis essential for the normal development of the brain
- Cis essential for normal RBC production
- Dacts more slowly than triiodothyronine T3
- Eall of the above
60Prolactin
- Asimular chemical struc and action to LH
- Bresposible for breast growth in puberty
- Crelease inhibited by dopamine
- Dsecretion inhibited by cukling
- Ecauses preformed milk to be ejectedby the breast during suckling
61Vit D
- Aincreases the intestinal absorption of calcium
- Bis essential for normal calcification of bones in children
- Crequires hepatic modification for activation
- Ddeficiency may result in hyperparathyroidism
- Eall of the above
62GH secretion:
- Aincreases when blood glucose levels fall
- Bhas a lactogenic effect
- Cincreases the size of viscera
- Dstimulates liver production of somatomedins
- Eall of the above
63A differs from NA:
- AIncreases HR when injected intravenously
- BMain catecholamine secreted by the medulla
- Cis a more potent dilator of bronchi
- Ddilates BV is the mucous membranes
- EAOTA
64Thyrocalcitonin
- Ais produced by the follicular cells of the thyroid gland
- Bincreases metabolic rate
- Creduces Ca in parathyroidectomized animals
- Dsecretion occurs when the blood phosphate levels rise
- Estimulates osteoclast activity
65Pit gland
- Areg activity in all other endocrine glands
- Boutput of oxytocin is regulated by hypothalamic releasing factors
- Cresponds to nervous and hormonal influences of the brain
- Dsecretes ADH when blood osmolality falls
- Edoes not secrete melanotropin
66insulin
- Asecretion is decreased by sympathetic nerve activity
- Bfacilitaes entry of glucose in skeletal muscle
- Cfacilitates entry of AAs in skeltal muscle
- Dsecretion is increased by vagal nerbe activity
- Eall of the above
67thyroid stimulating hormone secretin is increased
- Aafter partial removal of the thyroid gland
- Bin infants born without the thyroid gland
- Cduring the cold seasons
- Dwhen the diet is deficient in iodine
- EAOTA
68A secretion from the adrenal glands increases
- Ablood glucoselevels
- Bblood ffa level
- Cblood flow to skel muscle
- Drenin release from kidneys
- EAOTA
69Releasing hormones produced in the hypothalamus
- Aare secreted by cells in the median eminence
- Bpass down a BV to reach the pit gland
- Cmay control the output of >1 pit hormone
- Dreg the release of thyrotropin
- EAOTA
70Cortisol
- Ais bound to an apha globulin i the plasma
- Binjections lead to a rise in arterial p.
- Cinhibits the release of ACTH from the ant pit gl
- Dis released with cicardian rythm so cortisol levels peak in the morning
- EAOTA
71Conc of ionized Ca in the plasma is:
- Amain reg of PTH secretion
- Bapprx 50% of total plasma Ca concentration
- Creduced when plasma pH rises
- Dindependent of plasma albumin changes
- EAOTA
72Pancreatic glucagon
- Aproduced by alpha cells i the islets of langherans in the pancreas
- Bis a polypeptide
- Coutput is inversily prop to blood glucose levels
- Dincreases the breakdown of blood glucose levels
- EAOTA
73ADH:
- Areleased from the nerve ending of the pos pit gl
- Btends to raise the osmolality of plasma
- Cincreases the permeability of cels to water in the LoH
- DSecretion is little affected by changes in plasma osmolaity
- Edecreased water absorption in the kidneys
74Parathyroid hormone:
- AActsirectly on the bone to increase bone resorption
- Bincreases the urinary output of calcium
- Cincreases phosphate secretion
- Dpromotes absorption of calcium from intestines
- EAOTA
75GH
- APromotes +ve N and phophorus balance
- Bsecretion is under hypothalamic control
- Csecretion surges during sleep
- Dstimulates tge liver to release somatomedins which regulate bone and cartilage growth
- EAOTA
76Glucocorticoid injectiosn lead to increases in:
- Alymph gland size
- Bfibroblastic activity
- Canabolic activty in muscles
- Dbone resorption
- Einflamm and immunity
77Aldosterone secretion is increased by an increase in the plasma of
- AAng II conc
- BK conc
- CRenin conc
- DACTH conc
- EAOTA
78Thyroid hormones, when secreted inexcess may cause an increase in
- ABMR
- BFreq of defaecation
- Cenergy expenditure for a given workload
- DR whn cardiac adrenergic and cholinergic R are blocked
- EAOTA
79Melatonin
- AIs produced mainly in the pineal gl
- Bis synthecised in the body from seratonin - 5 hydroxytryptamine
- Cblood levelsare highest during the night
- Dinfluences the secretion rate of pituitary hormones
- EAOTA
80Adrenocorticotrophic hormone (ACTH) secretion increases:
- AWhen the median eminence of the hypothalamus is stimulated
- BW/ cortisol blood levels fall
- Cin bursts during the night as teh normalhours of awakening approaches
- Dfollowing severe trauma
- EAOTA
81Gland that shrinks in size during adulthood and has hormones that function in teh maturation of T-Lys
- ALymph Ns
- Bthymus
- Cspleen
- DGALT gut associated lymphoid tissue
- Etonsils
82Contractions of the uterus are stimulated by:
- AOxytocin
- BFSH
- CLH
- Dprolactin
- Eoestrogen
83This hormones is normally produced when a women is pregnant:
- Aoestrogen
- Bchoriongonadotrophin hormone
- CProgesterone
- DFSH
- ELH
84Ant pit gl secretes:
- Aoxytocin
- Bendorphins
- CADH
- DTRH
- Ecatecholamines
85Endocrine gls release hormones in response to
- Ahormones from other endocrine glands
- Bchemical characteristics of the blood
- Cneural stim
- Dall of the above
- Enone of the above
86This type of hormone must bind to a R protein on the plasma membrane of the cell:
- Awater soluble and polypeptide
- Blipid soluble
- Csteroid
- Dpolypeptide and lipid soluble
- Esteroid and lipid soluble
87lipid hormones derivd from cholesterol are:
- Aproteins
- BAA
- Cpolypeptides
- Dsteroids
- Eeicosanoids
88A high blood calcium level may be due to
- Acalcitonin
- Bparathyroid hormone
- Cglucocorticoids
- Dglucagon
- Etestosterone
89All hormones response to negative feedback except
- Aprogesterone
- Bestrogen
- Cprolactin
- Doxytocin
- Enone of the above
90The reason iodine is in table salt is
- Ato prevent diabetes
- Bto prevent endemic goiter
- Cto prevent Addison's disease
- Dto prevent Cushing's syndrome
- Eto prevent osteoporosis
91A feeling of anxiety is caused by
- Aglucagon
- Binsulin
- Cepinephrine
- Dadrenocorticotropic hormone
- Enone of the above
92Which of the following hormones do not have lipolytic effect
- Ainsulin
- Bglucocorticoids
- Ctestosterone
- Dgrowth hormone
- Echolesterol
93Spasms of the bronchi occur when
- Athe level of catecholamines is increased
- Bthe level of histamine is increased
- Cthe level of glucocorticoids is increased
- Dthe level of growth hormone is increased
- Ethe level of angiotensin 2 is increased
94During stress the level of glucose is increased because
- Athe level of glucocorticoids are increased
- Bthe level of epinephrine is increased
- Cdepressed secretion of insulin
- Dall of the above
- Enone of the above
95The parathyroid gland secrete
- Acalcitonin
- Bcalcium
- Cparathyroid hormone
- Dvitamin D
- Ecatecholamines
96 The normal duration of menstrual period in days is
- A21 - 31 days
- B28 days
- C20 to 25 days
- D28 to 30 days
- Enone of the above
97The tests for early pregnancy are based on the presence in urine of
- ALH
- Bfollicle-stimulating hormone
- Cestradiol
- Dprogesterone
- Ehuman chorionic gonadotropins
98Immediately before ovulation there is an increase of the serum level of
- ALH
- Boxytocin
- Cprolactin
- Doestrogens
- Eprogesterone
99The following are absolutely necessary for normal spermatogenesis
- ALH only
- Bfollicle-stimulating hormone only
- Ctestosterone and follicle-stimulating hormone
- Doxytocin and testosterone
- Eandrogens and luteinizing hormone
100Which of the following hormones are just gestagens and where are they secreted
- Aprogesterone from ovaries and placenta
- Bprolactin from the ovaries
- Cprostaglandins from the ovaries and placenta
- Destradiol from the ovaries
- Enone of the above
101Male sex hormones and their site of secretion
- Atestosterone (testes) DHEA (adrenal glands)
- Boestrogen (placenta) testosterone (testes)
- Cprogesterone (adrenal glands) oestrogen (adrenal glands)
- DProlactin (testes) DHEA adrenal gladns
- ENOTA
102 Catecholamines are
- Ahormones
- Bneurotransmitters
- Cneuromodulators
- Dall of the above
- Enone of the above
103Which of the following hormones have a hyperglycemic effect
- Agrowth hormone and catecholamines
- Btriiodothyronine and thyroxine
- Cglucagon and glucocorticoids
- Dall of them
- Enone of them
104Glucocorticoids decrease the level of
- Aneutrophils and basophils
- Beosinophils and lymphocytes
- Cmonocytes and neutrophils
- Deosinophils and thrombocytes
- Enone of the above
105The excretion of sodium is increased by
- AA NP
- Baldosterone
- Cdehydroepiandrosterone
- Drenin
- EAngiotensin 2
106Aldosterone
- Aincreases sodium and potassium excretion
- Bdecreases sodium and potassium excretion
- Cincreases sodium reabsorption and potassium excretion
- Dincreases sodium excretion and potassium reabsorption
- Enone of the above
107The suprarenal medulla secretes
- Aaldosterone and cortisol
- Bepinephrine and norepinephrine
- Cinsulin and glucagon
- Ddehydroepiandrosterone and progesterone
- Erenin and Angiotensin 2
108The suprarenal cortex secretes
- Aglucocorticoids. aldosterone and gastrin
- Bcatecholamines. androgens and Adam containing hormones
- Cmineralocorticoids glucocorticoids and sex hormones
- Daldosterone ,ADH on Drennan
- Enone of the above
109Insulin increases the rate of glucose entering into
- Askeletal muscle cell
- Bmost of the brain's neurons
- Cqubilah cells of the kidneys
- Dsmall intestines mucous cells
- Eliver
110The following hormones is secreted by the pancreas
- Ainsulin. somatostatin. Epinephrine. Trypsinogen.
- Binsulin. glucagon. Gastrin. Somatostatin.
- Cinsulin. Glucagon. gastrin. lipase.
- Dglucagon. Glucose. Trypsinogen. Chymotrypsinogen.
- Einsulin. Glucagon. Epinephrine. aldosterone.
111Humoral factors regulating calcium phosphorus metabolism are
- APTH, calcitonin and insulin
- Bcalcitonin, PTH, calcitrol
- CVitamin D, T3, T4
- DFSH, progesterone and oxytocin
- Enine of the above
112The BMW is increased by
- AGH and insulin
- Biodine containing enzymes and catecholamines
- Cmineralcorticoids and glucocorticoids
- Diodine containing hormones and insulin
- ELH AND FSH
113Iodine containing hormones + and non iodine hormones - hormones of the thyroid gland are
- Atriiodothyronine + thyroxine. +. TSH -.
- BTSH +. thyroxine +. pth +
- Ctriiodothyronine +. TSH +. Calcitonin -.
- Dnone of the above
- Etriiodothyronine +. thyroxine +. Calcitonin-.
114Which of the following hormones do not affect growth
- Atestosterone
- Bbiotin containing enzymes
- CGH
- Dvasopressin
- Einsulin
115Growth hormone
- Aexerts an anabolic effect
- Baccept a catabolic effect
- Cis secreted by the posterior pituitary gland
- Dis secreted by the hypothalamus
- Enone of the above
116Contractility of the uterus is increased by
- Atestosterone
- Boxytocin
- Caldosterone
- Dprogesterone
- Eprolactin
117 The following is true for ADH apart from
- Ait's increases diuresis
- Bit's secreted by the posterior pituitary gland
- Chyperosmolarity osmolality increases ADH secretion
- Dis a vasoconstrictor
- Eformed in the hypothalamus
118This hormone is not formed in the hypothalamus
- Aoxytocin
- Bgrowth hormone inhibiting hormone
- Cluteinizing hormone-releasing hormone
- Dgrowth hormone
- EADH
119Hormones of the anterior pituitary gland with effect on definite glands
- AADH, oxytocin, vasopressin prolactin
- BACTH, thyroid stimulating hormone, follicle-stimulating hormone, luteinizing hormone
- CACTH , cortisol and progesterone
- DFSH, LH, oestrogen and progesterone
- Ethyroid stimulating hormone, t3, t4, calcitonin
120neurohormones secreted by the hypothalamus that inhibit hormone secretion by the anterior pituitary gland are
- AGHIH, prolactin inhibiting hormone, melanocytein inhibiting hormone
- Bhistamine serotonin and bradykinin
- Cendorphins, encephalin, GHRH
- Dvasopressin , oxytocin and ADH
- Emotilin, gastrin, GHIH
121Hypothalamic hormones secreted by the posterior pituitary gland are
- Agrowth hormone and luteinizing hormone
- BADH and oxytocin
- CADH and vasopressin
- Dprolactin and vasopressin
122Fertilization usually takes place in the
- Aupper fallopian tube
- Bcervix
- Cperitoneal cavity
- Dupper uterus
- Eovary
123ADH secretion is decreased
- Amorphine
- Bnicotine
- Cnausea and vomiting
- Dhypoxia
- Ealcohol
124Oxytocin causes
- Adecrease in systolic blood pressure
- Bwater intoxication
- Cincrease in systolic blood pressure
- Dincrease in cardiac rhythm
- Eall of the above
125The hypothalamus inhibits the release of
- ATSH
- BACTH
- CFSH
- Dsomatotropic hormone
- Eoxytocin
126 The following increases plasma potassium concentration
- Anone of the above
- BInsulin
- Cepinephrine
- Dald
- Ebeta adrenergic r agonist
127 ADH is secreted in case of
- Adehydration
- Bmuscle relaxation
- Chyperglycaemia
- Dhypervolaema
128Hormone with the fastest final effect
- Atriiodothyronine
- Bthyroxine
- Cthyroglobulin
- Dthyroid stimulating hormone
- Ethyroid stimulating hormone releasing hormone
129Hormones responsibility for setting BMR
- Amelanin
- Bmelatonin
- Cthyroxine
- Dinsulin
- Eglucagon
130Excessive secretion of aldosterone causes
- Ahypertension
- Bhyponatremia
- Cnone of the above
- Dpolyuria
- Ealkalosis
131In humans fertilization usually occurs in the
- Avagina
- Bcervix
- Cuterine cavity
- Duterine tubes
- Eabdominal cavity
132Ovulation is caused by
- Afollicle-stimulating hormone
- Bluteinizing hormone
- Cprogesterone
- Doxytocin
- Eoestrogen
133Progesterone is produced by
- Acorpus luteum
- Bhypothalamus
- Cpituitary gland
- Doviduct
- Eseminiferous tubules
134Hormone released by the posterior pituitary gland
- Aprolactin
- Bvasopressin
- Cadrenocorticotropic hormone
- Dgrowth hormone
135Hormone released by the anterior pituitary gland
- Agrowth hormone
- Bvasopressin
- Coxytocin
- Depinephrine
- Einsulin
136Hormones
- Aact as coenzymes
- Bactive enzymes
- Cinfluence enzyme synthesis
- Dbelong to the B complex group
- Etransmit impulses
137Glucose levels in the blood are lowered by
- Aglucagon
- Boxytocin
- Cinsulin
- Dcholecystokinin
- Eadrenaline
138Insulin
- Aincreases the uptake and utilization of glucose by muscle and adipose tissue cells
- Bincreases the uptake and utilization of glucose by most nerve cells
- Cincreases the uptake of glucose by liver cells
- Dincreases the uptake of glucose by enterocytes
- Eincreases the uptake of glucose by tubular cells
139 The master gland of the endocrine system is
- Athe hypothalamus
- Banterior pituitary gland
- Cposterior pituitary gland
- Dpancreas
- Etestes
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- Year 1 Medicine Quiz on Endocrine physiology, created by Candeel A on 30/11/2016.
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- Candeel A
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