Quiz
Physiology 2
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1[blank_start]Heterocrine[blank_end] is both endocrine and exocrine glands.
- AHeterocrine
2What is characteristics of the Endocrine Glands?
- ADuctless.
- BSecretes hormones into glands.
- CAllows fibers to contract.
3[blank_start]Amines[blank_end] are derived from tyrosine and tryptophan.
- AAmines
4[blank_start]Glycoproteins[blank_end] are long polypeptides bounded to a carbohydrate.
- APolypeptide
- BGlycoprotein
5What are characteristics of polar hormones?
- ACan be taken orally in pill form
- BWater Soluble
- CMust be injected
- Dincludes polypeptides, glycoproteins, catecholamines, norepinephrine and epinephrine.
- Eincludes steroids, thyroid hormone, and melatonin.
6[blank_start]Prohormones[blank_end] are inactive hormones that must be cut and spliced together to become active.
- AProhormones
- BPrehormones
7[blank_start]Prehormones[blank_end] are inactive pro hormones that must be modified within their target cells.
- APrehormones
- BProhormones
8[blank_start]Hormones[blank_end] and [blank_start]neurotransmitters[blank_end] both interact with a specific receptor.
- AHormones
- Bneurotransmitters
9Does synergistic effect occur when two or more hormones work together to produce a particular effect.
- ARichtig
- BFalsch
10Occurs when one hormone makes the target cell more responsive to a second hormone
- APermissive Effect
- BAntagonist Effect
- CSynergistic Effect
11Occurs when hormones work in opposite directions
- APermissive Effect
- BAntagonist Effect
- CSynegeristic Effect
12What is hormone half-life
- AThe time required for the plasma concentration of a given amount of hormone to be reduced by half.
- BProlonged exposure to high concentration
- COccur when to hormones work together
13Hormones don't really do anything, they're just second messengers.
- ARichtig
- BFalsch
14Hormone binding includes
- AHighly specific
- BHormones bind to receptors with a high affinity
- CHormones bind to receptors with a low capacity.
15[blank_start]Lipophilic[blank_end] hormone receptors are in the cytoplasm or nucleus.
- ALipophilic
16The functions of lipophilic receptors
- ATravel to target cells attached to carrier proteins
- BDisassociate from the carrier protein and diffuse across the plasma membrane
- CSend calcium channels
17Hormones that use second messenger
- AAdenylate cyclase
- BPhospholipase C
- CTryosine Kinase
- DAcetylcholine
18c(AMP) system is used by [blank_start]epinephrine[blank_end] and [blank_start]norepinephrine[blank_end]
- Aepinephrine
- Bnorepinephrine
19c(AMP) system bines to a [blank_start]b-adrgenergic[blank_end] receptor.
- Ab-adrgenergic
20Uses [blank_start]ATP[blank_end] to make cAMP
- AATP
21The pituitary gland is attached to the [blank_start]hypothalamus[blank_end] and [blank_start]infundibulum[blank_end]
- Ahypothalamus
- Binfundibulum
22Pituitary Hormone
- AGrowth Hormone
- BThyroid stimulating hormone
- CAdrenocorticotropic hormone
- Dfollicle stimulating
- ELuteinizing
- FProlactin
23[blank_start]Posterior[blank_end] pituitary hormones stores and released two hormones made in the hypothalamus.
- AAnterior
- BPosterior
24In the pituitary gland ADH and oxytocin are produced by the supraoptic and paraventricular nuclei of the hypothalamus.
- AAnterior
- BPosterior
25The [blank_start]anterior[blank_end] pituitary is controlled via releasing and inhibiting hormones transported through the hypothalamus hypophyseal portal system.
- Aanterior
26Where are the adrenal glands located
- AThroat
- BKidney
- CBladder
27The [blank_start]adrenal[blank_end] medulla is neural tissue and secreted epinephrine and norpinephrine in response to sympathetic neural stimulation.
- Aadrenal
28What is the function of the adrenal cortex?
- ASecretes hormones made from cholesterol; corticosteroids or corticoids.
- BHelps the negative feedback loop.
- CGives structura and functional units of the body.
29[blank_start]Mineralocoricoids[blank_end] are from the zona glomerulosa that regulate Na+ and K+ balance.
- AGlucocorticoids
- BMineralocoricoids
30[blank_start]Glucocorticoids[blank_end] are from the zona fasciculate and regulate glucose metabolism.
- AGlucocorticoids
- BMineralocorticoids
31Mineralcorticoids produce aldosterone
- ARichtig
- BFalsch
32Glucocorticoids produce cortisol
- ARichtig
- BFalsch
33What are the functions cortisol
- ASecrete hormones.
- BStimulates protein degradation.
- CStimulates gluconeogenesis and inhibits glucose utilization to raise blood glucose levels.
- DStimulates lipolysis.
- EIncrease cardiac output.
34Stress increases secretion of [blank_start]ACTH[blank_end] which results in increases glucocorticoid release.
- AACTH
35Chronic stress in the adrenal gland leads to
- ADepression
- BAnxiety
- CSchizophrenia
- DDiabetes
- EBipolar
36Where is the thyroid gland located?
- AAbove the kidney
- BBelow the larynx
- CAbove the bladder
37Interior of the follicles in the thyroid is filled with a fluid called [blank_start]colloid[blank_end].
- Acolloid
38What does the parafollicular in the thyroid secrete?
- AAcetylcholine
- BDopamine
- CCalcitonin
39Action of thyroid hormone
- AStimulates protein synthesis
- BPromotes maturation of the nervous system
- CIncreases rates of cellular respiration
- DElevates basal metabolic rate.
40Iron deficiency lease to overstimulation of the thyroid gland and results a goiter growth.
- ARichtig
- BFalsch
41[blank_start]Hypothyroidism[blank_end] is low metallic rates, weight gain an lethargy, poor adaption to cold stress.
- AHypothyroidism
42Hyperthyroidism results in bug eyed
- ARichtig
- BFalsch
43What does the parathyroid hormone promotes?
- ARise in potassium
- BRise in calcium on bones
44[blank_start]Pancreas[blank_end] is both and endocrine and exocrine gland.
- APancreas
45[blank_start]Alpha[blank_end] cells produce glucagon
- ABeta
- BAlpha
46[blank_start]Beta[blank_end] cells produce insulin
- ABeta
- BAlpha
47[blank_start]Insulin[blank_end] regulates plasma glucose concentration, and it's purpose is to lower blood glucose levels to a normal range.
- AInsulin
48[blank_start]Glucagon[blank_end] is to raise blood glucose levels to a normal range
- AGlucagon
49[blank_start]Pineal[blank_end] gland secretes hormone melatonin
- APineal
50Generally, both ends of a muscle are attached to bone by tough [blank_start]tendons[blank_end]
- Atendons
- Bligaments
51Flexor muscles [blank_start]decrease[blank_end] the angle between two bones at a joint.
- Adecrease
- Bincrease
52[blank_start]Extensor[blank_end] muscle increase the angle between two bones at a joint.
- AExtensor
- BFlexor
53Muscle tissue functions
- ASecrete hormones
- BMovement
- CStore glycogen
- DTonus (partial contraction)
- EHeat production
54Fibers that allow the muscle to contract
- AActin
- BMyosin
- CProjection
- DTroponin
- ETropomyosin
55Is cardiac muscle striated and does it form syncytium?
- AYes
- BNo
56Is smooth muscle striated and does it form synctium?
- Ayes
- Bno
57What is graded contractions?
- ASite where a motor neuron stimulates a muscle fiber
- BArea of the muscle fiber sarcolemma where a motor neuron stimulates it using the neurotransmitter.
- CVaried contraction strength due to different numbers of motor units being stimulated.
58What color does "I" bands produce
- ALight
- BDark
59What color does "A" bands produce
- Adark
- Blight
60What are neuromuscular junctions
- ASite where a motor neuron stimulate a muscle fiber
- BVaried contraction strength due to different numbers of motor units being stimulated
- CAre of the muscle fiber sarcolemma where a motor neuron stimulates it using a neurotransmitter.
61[blank_start]Myosin[blank_end] is thick filament
- AMyosin
- BActin
62[blank_start]Actin[blank_end] is thin filament
- AMyosin
- BActin
63"I" bands contain
- Aonly this filaments primarily of actin
- Bthick filaments with the protein myosin
64[blank_start]Sarcomere[blank_end] is the basic subunit of striated muscle contraction
- ASarcomere
65[blank_start]Titin[blank_end] is protein that runs from the Z disc to the M line and allows elastic recoil
- ATitin
66When a muscle contracts, sarcomeres [blank_start]shorten[blank_end]
- Ashorten
67A bands do not shorten, but move closer together
- ARichtig
- BFalsch
68H bands do not shorten
- ARichtig
- BFalsch
69[blank_start]Calcium[blank_end] is the trigger for contraction
- ACalcium
70[blank_start]Twitch[blank_end] is when a muscle quickly contracts and relaxes after a single electrical shock.
- ATwitch
71What is the latent period?
- ATime between the stimulus and the contraction
- BStronger contractions that result in recruitment of more fibers
72Increasing the frequency of electrical shocks decreases the relaxation time between twitches. This is called [blank_start]incomplete tetanus[blank_end]
- Aincomplete tetanus
73What is complete tetanus?
- AIncreasing the frequency of electrical shocks that decreases relaxation time
- BAt a certain frequency there will be no relaxation
74When recorded this will produce a staircase effect called [blank_start]treppe[blank_end]
- Atreppe
75[blank_start]Isotonic[blank_end] contraction is muscle fibers shorten when the tension produced is just greater than the load
- AIsotonic
76What is eccentric concentration?
- AA muscle may actually lengthen, despite contraction, if the load is too great (tearing)
- BMuscle shortens when force is greater than the load
77Muscle fatigue is due to
- ANo calcium
- BLack of ATP
- CBuildup of ATP
78[blank_start]Isometric[blank_end] concentration is when nothing Is moving because the load is too great
- AIsometric
79Cardiac and smooth muscle are
- Ainvoluntary
- Bvoluntary
80A [blank_start]myocardium[blank_end] is a mass of cardiac muscle cells connected to each other via gap junction
- Amyocardium
Informationen
- Beschreibung
- Quiz am Physiology 2, erstellt von ashtyn fritz am 23/03/2018.
- Autor
- ashtyn fritz
- Sprache
- English
- Aufrufe
- 1
- Verlauf
- Erstellt am 23 Mär 2018 · aktualisiert am 2 Apr 2018
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