lab 11 - minus obvious stuff, can be found in lectures Flashcards

1
Q

schwann cells function

A

axon regen in PNS

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2
Q

nodes of ranvier function

A

allow for saltatory propogation

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3
Q

mulitpolar neurons shape and location

A

many dendrites, one axon

brain/spinal cord

all motor neurons

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4
Q

bipolar neuron shape and location

A

one dendrite, one axon

retina, inner ear, olfacotry

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5
Q

psuedounipolar neuron shape and location

A

fused axon and dendrite

sensory receptors

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6
Q

astrocyte functions (3)

A

form BBB, regulate ion conc, structural support

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7
Q

oligodendrocytes function

A

myelinate axons of CNS

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8
Q

microglia function

A

phagocytes of nervous system (CNS0

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9
Q

ependymal cells function

A

producee CSF, form blood CSF barrier

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10
Q

satellite cell functions (2)

A

structural support, regulate material exchange between neuron and ISF

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11
Q

3 receptors that can be involved in a reflex arc

A

touch, pressure, heat, taste buds

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12
Q

salivary reflex solution - ml produced
water
glucose
lemon juice

A

least to most saliva produced

water, glucose, lemon

water/sugar were close, lemon a lot more (2.?x)

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13
Q

pupil reflex

A

light = smaller
dim = bigger

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14
Q

somatic reflexes (group example)

A

tendon reflexes (patellar, biceps)

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15
Q

superficial/cutaneous reflex example

A

plantar flexion (running down teh side of the foot)

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16
Q

autonomic reflex examples

A

salivary, pupillary, diving

17
Q

how can reflexes be used for diagnostic purposes?

A

nerve function, muscle function, rehab

18
Q

how are autonomic reflexes designed to maintain homeostasis?

A

by adjusting to different conditions

diving, glands (salviary), pupillary

19
Q

how are somatic reflexes designed to maintain homeostasis?

A

safety, fight of flight response

20
Q
A