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1020 Biosciences 2 > Quizes + Mock exam > Flashcards

Quizes + Mock exam Flashcards

1
Q

What is responsible for detecting blood pressure?

A

Baroreceptors

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2
Q

What is regulated by negative feedback?

A

Blood glucose concentration

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3
Q

What best describes the production of heat?

A

Thermogenesis

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4
Q

Complete the following sentence: The endocrine system maintains homeostasis by releasing…

A

hormones.

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5
Q

Complete the following sentence: The part of the brain that maintains homeostasis by linking together the activities of the endocrine and nervous systems is called the…

A

hypothalamus

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6
Q

Complete the following sentence: Calcium homeostasis is controlled by…

A

parathyroid hormone.

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7
Q

Complete the following sentence: In a negative feedback system, the response of the effector to a stimulus…

A

inhibits the original stimulus.

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8
Q

What is the correct order in which inhaled air sequentially moves through the structures of the respiratory passageway?

A

pharynx, larynx, trachea, bronchi, bronchioles

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9
Q

Compliance is affected by the amount of elastic tissue in the lung and the…

A

amount of surfactant.

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10
Q

The exchange of gases between blood in the systemic capillaries and tissue cells is called…

A

internal respiration.

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11
Q

Movement of fluids and solutes out of capillaries into the interstitial fluid occurs by filtration, which is driven by…

A

blood hydrostatic pressure

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12
Q

The inflammatory response is part of the …

A

non-specific immune response

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13
Q

The ‘first line’ of defence in any immune response are the…

A

anatomical and chemical barriers

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14
Q

Where do T-lymphocytes mature before their release into the blood?

A

Thymus

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15
Q

An example of a chemical mediator of inflammation is…

A

histamine

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16
Q

Which antibody can cross the placenta?

A

IgG

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17
Q

The daily intake and loss of fluid is approximately?

A

2500mls

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18
Q

What is the % fluid in a typical adult?

A

50-70%

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19
Q

The excessive production of urine is called…

A

Polyuria

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20
Q

About two thirds of body fluid is located in the…

A

intracellular fluid

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21
Q

Which of the following endocrine glands secretes antidiuretic hormone?

A

Pituitary gland

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22
Q

Which of the following is the basic functional unit of the kidney?

A

Nephron

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23
Q

Which of the following is represents the correct order of anatomical strcutures in the nephron?

A

Glomerulus, proximal tubule, descending loop of Henle, ascending loop of Henle, distal tubule

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24
Q

Which of the following is a component of the vascular system of the kidney?

A

Glomerulus

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25
The region where the ureter leaves the kidney is called the...
Renal hilum
26
What substance usually remains in the glomerulus during filtration?
Albumin
27
Which of the following is secreted by the juxtaglomerular cells?
Renin
28
Which of the following is not normally present in urine?
Glucose
29
The most common neurotransmitter at the somatic neuromuscular junction is...
acetylcholine
30
The gaps between myelinated segments of an axon are called...
nodes of Ranvier
31
Cerebrospinal fluid is produced in the…
choroid plexus
32
Stimulation of the sympathetic nervous system results in...
tachycardia
33
A nerve impulse travels along a myelinated fibre faster than an unmyelinated fibre. This rapid progression is called...
saltatory conduction
34
What are proprioceptors?
Receptors in the semicircular canals of the ear
35
What areas of the brain control respiration rate?
Brain stem
36
What is most likely to indicate a deficiency of vitamin D?
Osteomalacia
37
What can be described as an essential mineral?
Iron
38
What Vitamin is given as an antidote to warfarin poisoning?
Vitamin K
39
Osteomalacia may result from a deficiency of...
vitamin D
40
Which vitamin has been shown to reduce the incidence of neural tube defects in the developing embryo?
Vitamin B9 (folic acid)
41
What dietary component is a risk factor in the development of atherosclerosis?
Cholesterol
42
Bacteria resident in the human intestine can provide a source of...
vitamin K
43
The term haploid refers to cells that have …
23 chromosomes
44
A sudden surge in luteinizing hormone…
triggers ovulation
45
Where does spermatogenesis occur?
in the testes
46
The fertilised ovum is called a...
zygote
47
What is the innermost layer of the uterus called?
Endometrium
48
What glands contributes the majority of the volume of seminal fluid?
Seminal vesicles
49
The initial breast milk (first milk) that is yellow in colour and rich in nutrients is called…
colostrum
50
The permanent cessation of reproductive fertility is called…
menopause
51
What are the two types of macrophages?
Fixed and wandering
52
What condition is most likely to cause fluid overload?
Anuresis
53
What is an important function of the juxtaglomerular apparatus?
The synthesis of aldosterone.
54
What term describes an infection of the bladder?
Cystitis
55
Sensory information enters the spinal cord via the…
dorsal root.
56
Cerebrospinal fluid is produced in the…
choroid plexus
57
The term 'saltatory conduction' refers to the...
conduction of a nerve impulse along a myelinated axon.
58
Dietary lipids are transported in the lymph and blood by...
chylomicrons.
59
What is associated with a deficiency of vitamin D?
Rickets
60
The complete hydrolysis of proteins yields...
amino acids.
61
The muscle layer of the uterus is called the...
Myometrium
62
The primary functions of progesterone during the menstrual cycle is to...
increase the thickness of the endometrium.
63
Human chorionic gonadotrophin (HCG) is produced by the...
trophoblast cells of the chorion.
64
What substance usually remains in the glomerulus during filtration?
Albumin
65
Antidiuretic hormone alters the permeability of the ...
Collecting duct

1020 Biosciences 2 (17 decks)

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