Quiz
BM1011
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Questions in this quiz (73)
1What is the outermost layer of skin called and what tissue is it made of?
- AEpidermis, made of epithelium
- BHypodermis, made of connective tissue
- CDermis, made of connective tissue
- DEpidermis, made of adipose tissue
- EHypodermis, made of adipose tissue
2What is the innermost layer of the skin called and what tissue is it made of?
- AHypodermis, made of connective tissue
- BDermis, made of connective tissue
- CEpidermis,, made of adipose tissue
- DHypodermis, made of epithelium
- EDermis, made of adipose tissue
3The main cell type in the epidermis is the cell of the stratified squamous epithelium layer and it is called the [blank_start]keratinocyte[blank_end]. It produces the protein [blank_start]keratin[blank_end] for [blank_start]strength[blank_end] and has lipid to maintain its [blank_start]impermability[blank_end] to water.
- Akeratinocyte
- Bkeratin
- Cstrength
- Dimpermability
4Keratinocytes are continually dividing with the stem cells in the [blank_start]basal[blank_end] layer of the epidermis.
- Abasal
5Also, in the epidermis are the [blank_start]melanocytes[blank_end] which contain melanin and pigment the skin
- Amelanocytes
6[blank_start]Tactile[blank_end] cells in the epidermis detect pressure
- ATactile
7[blank_start]Dendritic[blank_end] cells are immune cells in the epidermis which detect [blank_start]pathogens[blank_end]
- ADendritic
- Bpathogens
8What makes up the Dermis?
- ANeurons
- BBlood Vessels
- CReceptors
- DHair Follicles
- ESweat glands
- FAll of the Above
9The two layers of the dermis consist of the [blank_start]papillary[blank_end] and [blank_start]reticular[blank_end] layers.
- Apapillary
- Breticular
10The tissue which lines the surfaces of organs are called [blank_start]epithelium.[blank_end] Cell of this tissue type have three shapes: [blank_start]squamous[blank_end], [blank_start]cuboidal[blank_end], and [blank_start]columnar[blank_end] and may be [blank_start]simple[blank_end] (one layer) or [blank_start]stratified[blank_end] (many layers).
- Aepithelium.
- Bsquamous
- Ccuboidal
- Dcolumnar
- Esimple
- Fstratified
11The tissue type which holds organs together is [blank_start]connective[blank_end] [blank_start]tissue[blank_end]. This includes [blank_start]loose[blank_end] [blank_start]connective[blank_end] [blank_start]tissue[blank_end] (holds tissue layers together) and [blank_start]dense[blank_end] [blank_start]connective[blank_end] [blank_start]tissue[blank_end] (for structual strength).
- Aconnective
- Btissue
- Cloose
- Dconnective
- Etissue
- Fdense
- Gconnective
- Htissue
12Electrical signals are conducted by [blank_start]nervous[blank_end] tissue.
- Anervous
13What are the three layers of the skin?
- AEpidermis, Dermis, Hypodermis
- BDermis, Connective, Adipose
- CBlood, Dermis, Hypodermis
14The layer of skin immediatel below the epidermis is the [blank_start]dermis[blank_end].
- Adermis
15The dermis layer has two zones:
- [blank_start]Papillary[blank_end] layer ([blank_start]loose[blank_end] connective tissue)
- [blank_start]Reticular[blank_end] layer ([blank_start]dense[blank_end] connective tissue)- APapillary
- BReticular
- Cloose
- Ddense
16Strength of the skin comes from the [blank_start]reticular[blank_end] layer of the [blank_start]dermis[blank_end] which contains proteins called [blank_start]collagens[blank_end] and [blank_start]elastins[blank_end] providing strength. These proteins cluster in [blank_start]bundles[blank_end].
- Areticular
- Bdermis
- Ccollagens
- Delastins
- Ebundles
17The deepest layer of the skin is called the [blank_start]hypodermis[blank_end] and is made of [blank_start]adipose[blank_end] (fat) tissue. It provides [blank_start]insulation[blank_end].
- Ahypodermis
- Badipose
- Cinsulation
18The four sensation modalities are [blank_start]pressure[blank_end], [blank_start]touch[blank_end], [blank_start]temperature[blank_end], and [blank_start]pain[blank_end] (+ [blank_start]itch[blank_end])
- Apressure
- Btouch
- Ctemperature
- Dpain
- Eitch
19Positive feedback reinforces change, accelerates effect and self perpetuates?
- ATrue
- BFalse
20Negative feedback opposes change?
- ATrue
- BFalse
21Why is homeostasis important?
- AIt maintains an internal environment in response to challanges
- BIt circulates blood throughout the body
- CHomeostasis helps the brain detect touch
22Negative feedback loops are the most common control cycle
- ATrue
- BFalse
23What are the key components of the homeostatic system?
- AThe sensor, the integrator, the response
- BThe response, the sensor, the speed
- CThe sensor, the duration of action, the response
- DThe integrator, the speed, the duration of action
- EThe duration of action, the response, the speed
24The central nervous system consists of the [blank_start]brain[blank_end] and the [blank_start]spinal cord[blank_end].
- Abrain
- Bspinal cord
25The brain sits in the [blank_start]cranial[blank_end] cavity, surrounded by [blank_start]meninges[blank_end] and bathed in [blank_start]cerebrospinal fluid.[blank_end]
- Acranial
- Bmeninges
- Ccerebrospinal fluid.
26The four divisions of the brain are:
- ACerebrum, Diencephalon, Cerebellum, Brainstem
- BCerebrum, Thalamus, Hypothalamus, Brainstem
- CDiencephalon, Cerebellum, Spinal Cord, Motor Cortex
- DMotor Cortex, Cerebellum, Thalamus, Telecephalon
- ETelecephalon, Spinal Cord, Brainstem, Diencephalon
27The cerebrum is responsible for
- AGenerating conscious thought, memory and reasoning emotions
- BCo-ordinating movement, muscle contractions
- CProcessing unconscious processes
28The brainstem controls:
- ABasic body functions (breathing, heartrate, blood pressure etc.)
- BUnconscious thought
- CSight, hearing, smell etc.
- DStores motor patterns and co-ordinates movements
29The cerebrospinal fluid and the ventricles [blank_start]bathe[blank_end], [blank_start]support[blank_end] and [blank_start]nourish[blank_end] the brain. It is essentially modified [blank_start]plasma[blank_end].
- Aplasma
- Bbathe
- Csupport
- Dnourish
30Which region of the brain is the largest?
- ABrainstem
- BCerebellium
- CDiencephalon
- DCerebrum
31Which region of the brain is the main junction for snesory inputs?
- ADiencephalon (thalamus)
- BBrainstem
- CCerebrum
- DCerebellum
32Which cells produce cerebrospinal fluid?
- AMicroglial cells
- BEpendymal cells
- CSchwann cells
- DMyelinate cells
33The five regions of the spinal cord are:
- ACervical, thoracic, lumbar, sacral, coccgeal
- BCoccgeal, sacral, cervical plexus, brachial, sacral
- CCervical, coccygeal, equina, brachial, thoracic
34A nerve is a bundle of transmitting cells wrapped in connective tissue whilst a neuron is one conduction cell.
- ATrue
- BFalse
35The spinal nerves submit/transmit signals all over the body, but not so much the head
- ATrue
- BFalse
36The cranial nerves transmit/recieve signals to the head, but vagus goes all over the body
- ATrue
- BFalse
37Membranes are a barrier to polar molecules
- ATrue
- BFalse
38Lipids are non-polar, whilst ions and water are both polar.
- ATrue
- BFalse
39Sodium pumped outside the cell whilst potassium is pumped into the cell meaning there is alot of potassium (K+) inside a cell whilst there is a lot of Sodium (Na+) outside a cell. This is active transport.
- ATrue
- BFalse
40Cells have a positive charge across their membranes.
- ATrue
- BFalse
41The phase of the cardiac cycle when ventricles are relaxing but not filling with blood is
- APassive ventricular filling
- BAtrial contraction
- CIsovolumetric ventricular relaxation
- DVentricular ejection
- EIsovolumetric ventricular contraction
42The first heart sound (i.e. the lub in the lub-dub heart sounds) occurs when
- AThe atria are contracting
- BThe ventricles are filling with blood
- CThe semi-lunar valves close
- DThe atrio-ventricular valves close
43Which of the following best describes cardiac output?
- Astroke volume + heart rate
- Bvenous return x stroke volume
- Cheart rate x venous return
- Dstroke volume x heart rate
- Evenous return - stroke volume
44What is stroke volume (SV)?
- Athe volume of blood pumped from the left ventricle per beat
- Bthe volume of blood pumped from the right ventricle per beat
- Cthe amount of blood pumped through the body
- DThe amount of blood in the heart
45What is the main factor that increases cardiac output?
- AStroke volume and Heart Rate
- BExercise
- CHeart Rate and Blood Pressure
- DDiabetes Mellitus
46Which of the following will increase blood pressure?
- AReduced cardiac output
- BDecreased heart rate
- CReduced venous return to the heart
- DIncreased sympathetic stimilation to arterioles
- EIncreased parasympathetic stimulation to arterioles
47Which of the following is responsible for the fast initial depolarisation phase of the action potential in cardiac contractile tissue (e.g. ventricular muscle)?
- ACalcium ions leaving the cell
- BPotassium ions entering the cell
- CSodium ions leaving the cellx
- DCalcium ions entering the cell
- ESodium ions entering the cell
48Which of the following is responsible for determining the heart rate in normal conditions?
- AThe SA Node
- BThe bundle branches
- CThe AV bundle
49Which of the following is TRUE regarding normal quiet breathing?
- AWhen there is no pressure difference between the alveoli and outside air, no air moves in or out of the lungs
- BInhalation is passive, as it does not require muscle contraction
- CExhalation is active, as it requires muscle contraction
- DWhen alveolar pressure is less than atmospheric pressure, air is exhaled
- EMost of the volume changes are due to contraction or relaxation of the intercostal muscles
50Exhalation is passive, Inhalation is active
- ATrue
- BFalse
51Which of the following is TRUE during inhalation?
- Aalveolar pressure is greater than atmospheric pressure
- Bintrapleural pressure decreases
- Cthe internal intercostal muscles contract
- Dthe diaphragm relaxes
- Ethe process is passive not muscles contract
52Which of the following is FALSE regarding carbon dioxide in blood?
- AMost carbon dioxide is carried in blood as bicarbonate
- BThere is more carbon dioxide in systemic venous blood than in systemic arterial blood
- CThere is more carbon dioxide in pulmonary arterial blood than in pulmonary venous blood
- DMost carbon dioxide is excreted from the body by the kidneys
53Which of the following is FALSE regarding haemoglobin?
- AIn the aorta, most haemoglobin protein is saturated with oxygen (i.e. is carrying as much oxygen as it can)
- BIn the pulmonary veins, most haemoglobin is saturated with oxygen (i.e. is carrying as much oxygen as it can)
- CIn systemic capilaries, haemoglobin releases oxygen when the partial pressure of oxygen in blood decreases
- DIn pulmonary capillaries, haemoglobin binds oxygen when the partial pressure of oxygen in blood decreases
- EHaemoglobin in systrmic venous blood has less oxygen bound to it than haemoglobin in pulmonary venous blood
54The most powerful respiratory stimulus for breathing in a healthy person is a/an:
- AIncrease in CO2 in arterial blood
- BDecreased in O2 in arterial blood
- CIncrease in CO2 in venous blood
- DDecreased in O2 in venous blood
- EDecreased in O2 in tissues
55Which of the following regions of the kidney contains the proximal tubules?
- ACortex
- BTrigone
- CHilas
- DUreter
- EMedulla
56In the kidneys, the renal efferent arteriole:
- Aconnects directly to the afferent arteriole
- Bsupplies blood directly to the capillaries surrounding the nephron tubules
- Cconnects to the aorta to bring blood into the kidney
- Dsupplies blood directly to the glomerular capillaries
- Ehas none of the above functions
57Which of the following actions does the proximal tubule of the nephron perform?
- Ais responsible for glucose reabsorption
- Breabsorbs water
- Creabsorbs sodium
- Da,b and c are all true
- Ea,b, and c are all false
58Which of the following best describes how glucose is absorbed from food (digesta) in the gastrointestinal system?
- Aby osmosis in the duodenum
- Bby active transport in the jejunum
- Cby passive transpirt in gall bladder
- Dby endocytosis in the large intestine
- Eby active transport in the stomach
59How is glucose transported from the intestines to the bloodstream?
- Avia diffusion into the mesenteric vein
- Bvia transfer in chylomicrons into the hepatic portal vein
- Cvia transfer in chylomicrons into the lymphatic system
- Das glucogen into the hepatic vein
- Eas via active transport into the mesenteric artery
60During anaerobic metabolism, which of the following systems generate most of the cell's ATP?
- AThe tricarboxylic acid (TCA or Kreb's) cycle and electron transfer chain
- BGlycolysis
- CCretine phosphate system
- DProteolysis
- EBoth b and c are correct
61Which of the following best describes energy metabolism in cells in the absorptive state?
- AAs glucose levels are low, insulin will be secreted into blood so most cells will use glucose for energy
- BMost cells will use fatty acids as an energy source as blood glucose and inculin levels will be low
- CGlucagon levels in blood will be high, so most cells with use amino acids as their primary energy source
- DGlucose levels in the blood will be high so most cells will use glucose for enegry as insulin levels will be high
62Hypoglycaemia (low blood glucose concentration) stimulates:
- AIncreased insulin secretion and decreased glucagon secretion
- BDecreased insulin secretion and increased glucagon secretion
- CIncreased insulin secretion and incleased glucagon secretion
63Which of the following hormones is released from the pancrease?
- AGastrin
- BInsulin
- COestrogen
- DAldosterone
- EFollicle stimulating hormone
64During the luteal phase of the ovarian cycle, the corpus luteum produces/releases progressively more of which hormone?
- AAldosterone
- BLuteinising hormone (LH)
- CProgesterone
- DTestosterone
- EFollicle Stimulating Horome (FSH)
65A rise in follicle stimulating hormone (FSH) in the ovarian cycle causes which of the following?
- AMenstruation
- BInitiation of follicle development
- COvulation
- DNone of the above
- ERegression of the corpus luteum
66Dendrites [blank_start]recieve[blank_end] signals. Both [blank_start]+ve[blank_end] (stimulatory) and [blank_start]-ve[blank_end] (inhibitory) potentials.
- A+ve
- B-ve
- Crecieve
67Name the three phases of an action potential:
First: [blank_start]depolarisation[blank_end] due to [blank_start]Na+[blank_end] [blank_start]entering[blank_end] the cell
Then: [blank_start]repolarisation[blank_end] due to [blank_start]K+[blank_end] [blank_start]leaving[blank_end] the cell
Then: [blank_start]hyperpolarisation[blank_end] due to [blank_start]K+[blank_end] [blank_start]leaving[blank_end] the cell- ANa+
- BK+
- CK+
- Dleaving
- Eleaving
- Fentering
- Ghyperpolarisation
- Hdepolarisation
- Irepolarisation
68Movement of which ion is mostly responsible for the resting membrane potential?
And does it move into or out of the cells?- APotassium (K+) and out
- BPotassium (K+) and in
- CSodium (Na+) and out
- DSodium (Na+) and in
69Movement of which ion is mostly responsible for the depolarisation of an action potential? Does it move into or out of the cells? And which proteins allow this to happen?
- ASodium (Na+), in and Voltage Gated Sodium Channels
- BSodium (Na+), out and Volatage Gated Potassium Channels
- CPotassium (K+), in and Volatage Gated Potassium Channels
- DPotassium (K+), out and Volatage Gated Sodium Channels
70Which part of a neuron does the action potential occur in?
- Aaxon
- Baxon terminal
- Cdendrite
- Dcell body
71Name and label the four regions of the brain
- AOccipital
- BParitetal
- CFrontal
- DTemporal
72Structually, the cortex has 5 lobes which are the: [blank_start]frontal[blank_end], [blank_start]paritetal[blank_end], [blank_start]occipital[blank_end], [blank_start]temporal[blank_end] and [blank_start]insular[blank_end].
- Afrontal
- Bparitetal
- Coccipital
- Dtemporal
- Einsular
73All blood vessels have what tissue?
- Aepithelial
- Bstratified epithelial
- Cnervous
- Ddense connective
- Eloose connective
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- Nursing Quiz on BM1011, created by Bridget Wood on 02/06/2018.
- Author
- Bridget Wood
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- English
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