Nervous Tissue

Question 1

define nerve

Answer 1

bundle of axons in PNS

Question 2

define tract

Answer 2

bundle of axons in CNS

Question 3

define ganglion

Answer 3

aggregation of cell bodies in PNS

Question 4

define nucleus

Answer 4

aggregation of cell bodies in CNS

Question 5

epineurium covers the

Answer 5

entire nerve (just the axon)

Question 6

epineurium has what type collagen and cells

Answer 6

type I collagen and fibroblasts

Question 7

perineurium covers the

Answer 7

axons (fascicles) within nerve

Question 8

endoneurium surrounds

Answer 8

schwann cells

Question 9

endoneurium has what type of CT and collagen?

Answer 9

reticular CT and type III collagen

Question 10

anterograde direction:

Answer 10

cell body towards distal end of axon (kinesin)

Question 11

retroragrade direction:

Answer 11

axon toward cell body (dynein)

Question 12

what type of cell is NOT derived from the neural crest

Answer 12

microglial cells

Question 13

blood brain barrier associated with what type of cell

Answer 13

astrocytes

Question 14

schwann cells myelinate in CNS/PNS?

Answer 14

PNS

Question 15

oligodendrocytes have myelinated axons in the CNS?PNS?

Answer 15

CNS

Question 16

microglial cells function as

Answer 16

phagocytic in the CNS

Question 17

ependymal cells are ciliated what shape cells

Answer 17

ciliated cuboidal cells

Question 18

ependymal cells secrete what in the choroid plexus

Answer 18

cerebrospinal fluid

Question 19

satellite cells fuction as

Answer 19

insulators

Question 20

Myelin protein zero is found in the CNS/PNS?

Answer 20

PNS

Question 21

Myeling Basic Protein is common where CNS/PNS/both?

Answer 21

Both

Question 22

Proteolipid protein is found CNS/PNS?

Answer 22

CNS

Question 23

axosomatic define

Answer 23

axon terminal synapes with the neuron cell body

Question 24

define axoaxonic

Answer 24

axon terminal synapses with another axon terminal

Question 25

axodendritic define

Answer 25

axon terminal synapses with a dendrite

Question 26

define axospinous

Answer 26

axon terminal synapses with a dendritic spine

Question 27

excitatory has more positive end plate potential? T/F

Answer 27

T

Question 28

epidural is superficial or deep?

Answer 28

superficial

Question 29

spaces between arachnoid and the pia matter are called

Answer 29

subarachnoid space

Question 30

cerebrospinal fluid fills the

Answer 30

subarachnoid space

Question 31

dura mater serves as the

Answer 31

periosteum

Question 32

pia mater lies directly on the

Answer 32

brain and spinal cord