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Histology 2 > Past Questions - Nervous System > Flashcards

Past Questions - Nervous System Flashcards

1
Q

What are the supporting cells in the central nervous system called?

A

Neuroglia

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2
Q

Which of the following is an element of the peripheral nervous system?

A

a. Receptors
b. Brachial plexus
c. Ganglia
d. Sciatic nerve
e. All of the above
Answer: e

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3
Q

What are most neurons in the body?

A

Multipolar

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4
Q

What is the cell body of a neuron called?

A

Perikaryon

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5
Q

Which cell is a macrophage found in the central nervous system?

A

Microglia

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6
Q

Which type of neuron is multipolar?

A

Both a and b

a. Motor neurons
b. Interneurons

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7
Q

What provides tensile strength to a neuron?

A

Neurofilaments

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8
Q

Which meninx is made of a delicate web like connective tissue?

A

Arachnoid

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9
Q

What are the conglomerations of gray matter deep within the cerebrum and cerebellum
called?

A

Nuclei

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10
Q

Which of the following is involved in the blood brain barrier?

A

Astrocytes

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11
Q

Which of the following forms myelin in the peripheral nervous system?

A

Schwann cells

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12
Q

Which of the following is an element of the central nervous system?

A

Spinal cord

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13
Q

What are motor neurons?

A

Multipolar

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14
Q

What is a collection of cell bodies outside the CNS called?

A

Ganglion

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15
Q

What is tissue which surrounds a nerve fascicle?

A

Perineurium

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16
Q

The colloquialism “gray matter” refers to somebody using his intellect or reasoning ability. In reality, what is gray matter?

A

Cell bodies

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17
Q

Where is the cerebrospinal fluid?

A

Subarachnoid space

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18
Q

Which of the following are considered to be part of the meninges?

A

a. Dura mater
b. Arachnoid
c. Pia mater
d. Both a and c
e. All of the above
Answer: e

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19
Q

What is the outer gray matter of the brain called?

A

Cortex

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20
Q

Which of the following is the most abundant neuroglia cell?

A

Astrocytes

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21
Q

Which of the following is a supporting cell found in the ganglia?

A

Satellite cells

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22
Q

Which of the following is an element of the central nervous system?

A

Brain

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23
Q

What are interneurons?

A

Multipolar

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24
Q

Which of the following is supporting cell of the central nervous system?

A

Astrocyte

25
Q

How many neurons are in the body of man?

A

10,000,000,000 (10 to the 10th)

26
Q

What are the gaps that occur within the myelin sheath?

A

Nodes of Ranvier

27
Q

What is the dura mater composed of?

A

Dense irregular connective tissue

28
Q

Where is gray matter?

A

Both a and c

a. Outer surface of the cerebrum and cerebellum
c. Inner portion of the spinal cord

29
Q

What surrounds a nerve?

A

Epineurium

30
Q

Which of the following lines the ventricles?

A

Ependymal cells

31
Q

What is a collection of nerve cell bodies outside of the central nervous system called?

A

Ganglion

32
Q

What percentage of neurons are interneurons?

A

99.9%

33
Q

What are sensory neurons?

A

Both a and b

a. Unipolar
b. Pseudounipolar

34
Q

What is the end of an axon called?

A

Terminal bouton

35
Q

What is the connective tissue covering around the brain and spinal cord?

A

Meninges

36
Q

Which meninx is made of a dense irregular connective tissue?

A

Dura mater

37
Q

What is a group of fibers traveling together?

A

Tracts

38
Q

Where is white matter?

A

Both b and c

b. Outer surface of the spinal cord
c. Inner portion of the brain

39
Q

Which of the following forms myelin in the central nervous system?

A

Oligodendrocytes

40
Q

What is the primary component of myelin?

A

Lipid

41
Q

Which of the following is found in the cerebellum?

A

Basket cells

42
Q

What are neurons in the retina?

A

Bipolar

43
Q

What are the basophilic clusters of ribosomes and rough endoplasmic reticulum seen in neurons called?

A

Nissl

44
Q

All of the following are properties of neurons, except:

A

High mitotic rate

45
Q

Which type of neuron is also called an internuncial neuron?

A

Interneurons

46
Q

What is white matter?

A

Myelinated nerve fibers

47
Q

What is another term for the cell body of a neuron?

A

Soma

48
Q

What is the covering of a nerve fiber?

A

Endoneurium

49
Q

Which of the following is the CNS macrophage?

A

Microglia

50
Q

Which of the following is found in the peripheral nervous system?

A

Schwann cells

51
Q

What is the cell body of a neuron called?

A

Soma

52
Q

Where is the ependyma found?

A

Both a and b

a. Lining ventricles
b. Lining spinal canal

53
Q

Which type of neuron is most abundant?

A

Interneurons

54
Q

What surrounds a bundle of nerve fibers?

A

Perineurium

55
Q

Which meninx covers the brain intimately?

A

Pia mater

56
Q

Which of the following is the largest neuroglia cell?

A

Astrocytes

57
Q

Which of the following is NOT considered neuroglia?

A

Schwann cells

58
Q

What is the innervation of an eccrine sweat gland?

A

Cholinergic; sympathetic

59
Q

What is the innervation of an apocrine sweat gland?

A

Adrenergic; sympathetic

Histology 2 (10 decks)

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