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Biology 12 > Test 4&5 Review > Flashcards

Test 4&5 Review Flashcards

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0
Q

The type of neuron that would run to an effector would be___

A

Motor neuron

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1
Q

The type of neuron that would probably not have a Schwann so that’s around it would be _______

A

Interneuron

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2
Q

The type of neuron that always has a longer axon would be___

A

Motor neuron

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3
Q

The type of neuron that is found entirely within the CNS is ____

A

Interneuron

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4
Q

The type of neuron that makes the autonomic nervous system is___

A

Motor neuron

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5
Q

The type of neuron that has any part found in the CNS is___

A

Interneuron, sensory neuron and motor neuron

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6
Q

The smallest type of neuron is____

A

Interneuron

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7
Q

The type of neuron found on the reflex arc is

A

Inter neuron, sensory neuron and motor neuron

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8
Q

The type of neuron that runs towards the spinal cord is____

A

Sensory neuron

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9
Q

The nucleus of a neuron is found in the______and controls the making of______which remains in the cell until it is used

A

Cell body

Acetylcholine

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10
Q 
The nervous system that contains all of the others listed is the
A) somatic ns
B) peripheral ns
C) autonomic ns
D) parasympathetic ns
A

B) peripheral

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11
Q

The sympathetic ns leaves the spinal cord in the _____ regions.

A

Thoracic and lumbar

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12
Q

The sympathetic ns takes over in ____ times and uses ____ as its neurotransmitter

A

Emergency

Norepinephrine

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13
Q

There are two pathways carrying a nerve impulse to the brain. Pathway 1 has 2 synapses while pathway 2 has 3 synapses. Which will arrive fastest at the brain?

A

Pathway 1

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14
Q

Which of the following are not involved in nerve transmission?
A) exocytosis o the neurotransmitter
B)sodium ions diffusing in axon bulb
C)diffusion of neurotransmitter
D) Ca2+ ions diffusing into next dendrite

A

D) calcium ions diffusing into next dendrite

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15
Q

Poisons that block an inhibitory neurotransmitter in the spinal cord an brain stem may cause death from?

A

Convulsions

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16
Q

The part of the brain keeping you balanced is the?

A

Cerebellum

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17
Q

The boss of the endocrine system is the?

A

Hypothalamus

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18
Q

The part of the brain helping you answer this question is the?

A

Cerebrum

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19
Q

The part that controls the autonomic ns is?

A

The medulla

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20
Q

The part of the brain that allows the hemispheres to communicate is?

A

Corpus callosum

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21
Q

True or false: the node of ranvier is covered with myelin

A

False

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22
Q

True or false: myelin is composed primarily carbohydrates

A

False

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23
Q

True or false: Myelinated nerves take less energy to transport impulses than non-myelinated

A

True

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24
Q

True or false: Depolarization occurs only at nodes

A

True

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25
Q

Certain drug inhibits the actions of neurotransmitters. It causes a decrease in breathing rate, a decrease in heart rate and an increase in blood flow to the intestine, what did the drug affect?

A

Sympathetic ns

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26
Q

Two Trophic hormones are?

A

TSH and TSHRF

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27
Q

Oxytocin and______ are made in the ____

A

ADH

Hypothalamus

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28
Q

The person suddenly putting on weight, even though they are eating the same amount of food. The doctor would probably find an elevated amount of the hormone_____in the blood

A

TSH

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29
Q

True or false: Endocrine glands dump secretions through ducts

A

False

30
Q

True or false: Prostaglandins are protein hormones that can be used for abortions

A

False

31
Q

True or false: In juvenile onset diabetes the pancreas doesn’t release glucagon

A

False

32
Q

True or false: Peptide hormones bind to receptors on the cell membranes

A

True

33
Q

True or false: The anterior pituitary releases hormones that affect the functioning of other glands and in return is controlled by secretions of the glands that it controls

A

True

34
Q

True or false: The sympathetic nervous system causes release of epinephrine

A

True

35
Q

Arrange the following steps in sequence in which they occur during an inflammatory reaction

  1. Pus forms at injury site
  2. Damaged cells release histamine
  3. Increased permeability of capillary wall
  4. Swelling and redness at injury site
A

Two, three, four, one

36
Q

The hormone that makes membranes permeable to glucose is

A

Insulin

37
Q

The hormone that causes elongation of bone and increased cell division is

A

Growth

38
Q

The cell that would have the greatest surface area to volume ratio is the

A

Red blood cell

39
Q

The number of capillary beds between the interior vena cava and the pulmonary artery

A

Zero

40
Q

The number of capillary beds between the gastric artery and mesenteric vein

A

Four

41
Q

Failure of the lymphatic system to collect fluid results in

A

Tissue swelling

42
Q

Which of the following are necessary for the production of Prothrombin in the area of damaged tissue?
A) Fibrin and calcium ions
B) Fibrin and thromboplastin
C) calcium prothrombin

A

C

43
Q

The proper order for the intrinsic control of heartbeat

A

SA node, AV node, Purkinje fibers

44
Q

Damage to the AV node could result in

A

The ventricles contracting at the same time as the atria

45
Q

True or false: Before birth the interior vena cava carried mixed but after birth it carries only deoxygenated

A

True

46
Q

True or false: before birth the pulmonary vein carried mixed blood but after birth it caries only deoxygenated blood

A

False

47
Q

True or false: The foramen ovale let blood bypass the right atrium before birth

A

False

48
Q

True or false: The ductus venosus let blood bypass the lungs before birth

A

False

49
Q

True or false: Umbilical arteries carry oxygenated blood from the placenta to the baby

A

False

50
Q

True or false: If the ductus arteriosus failed to close the sympathetic nervous system would kick in

A

True

51
Q

True or false: Without calcium ions blood cannot clot

A

True

52
Q

True or false: type B blood can give to AB and A

A

False

53
Q

True or false: Type a negative can take from a and O positive and negative

A

False

54
Q

True or false: A,B and O antigens are on the cell membranes of RBC

A

False

55
Q

True or false: all lymph is eventually dumped into the subclavian vein

A

True

56
Q

Where are the stretch receptors located?

A

Carotid artery

57
Q

True or false: As the intercostals muscles relax the diaphragm contracts

A

False

58
Q

True or false: The trachea comes before larynx

A

False

59
Q

True or false: low oxygen levels are detected b the hypothalamus

A

False

60
Q

True or false: one of the functions of the nose is to moisten air as it enters

A

True

61
Q

True or false: in acclimatization the liver releases REF

A

False

62
Q

True or false: h+ ions and CO2 act directly on the respiratory center

A

True

63
Q

True or false: hyperventilating greatly increases blood oxygen levels

A

False

64
Q

True or false: while jogging the normal pH of blood is lowered?

A

True

65
Q

____ receptors in the ____ detect blood oxygen levels

A

Chemo

Aorta

66
Q

Breathing out of a pressurized tank, like a helium tank, would have the effect of first

A

Blowing holes in alveoli

67
Q

If the proximal convoluted tubule was cooled, what would happen?

A

Amino acids would appear in urine

68
Q

You would expect cells with the greats sa/vol ratio to be found in this part of the nephron

A

Proximal convoluted tubule

69
Q

If blood pressure to the kidney is too high, you would expect the

A

Amount of glomerular filtrate to increase

70
Q

True or false: ADH is released from the posterior pituitary

A

True

71
Q

True or false: increased angiotensin would cause an increased secretion of aldosterone

A

True

72
Q

True or false: CAPD can be used to adjust the pH of the blood

A

False

Biology 12 (15 decks)

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