LP1 - Lab 5

Question 1

CNS

Answer 1

cerebrum

cerebellum

spinal cord

Question 2

PNS

Answer 2

peripheral nerve

sensory ganglion (dorsal root)

motor ganglia (sym/parasym of ANS)

Question 3

identify

Answer 3

cerebral cortex

gray matter - cell bodies, neurons

white matter - myelinated/unmyelinated axons

white absorbs fast blue

Question 4

identify

Answer 4

grey matter cerebral cortex

pyramidal cell

lipofusion, aging pigment
metabolic waste

Question 5

identify

Answer 5

cerebral grey matter

pyramidal cells

Question 6

identify

Answer 6

cerebellar cortex

gray matter

white matter

grooves or sulci

ridges or gyri

Question 7

identify

Answer 7

cerebellar cortex

white matter

gray matter

Question 8

identify

Answer 8

cerebellar cortex

molecular layer - dendritic processes

purkinje cell layer

granular layer - granular neurons

Question 9

identify

Answer 9

cerebellar cortex

3 layers

purkinje neuron

Question 10

identify

Answer 10

purkinje cell

silver/golgi stain
$$/labor intensive

Question 11

identify

Answer 11

spinal cord - fast blue

white/gray matter inverse of brain

dorsal horns - sensory

ventral horns - motor, skeletal

lateral horns - motor, ANS

central gray commisure

central canal, CSF

Question 12

identify

Answer 12

spinal cord

ventral medial sulcus/fissure

dorsal median sulcus

dorsal lateral sulci

dorsal intermediate sulci

Question 13

identify

Answer 13

ventral horn

multipolar motor neurons

Question 14

identify

Answer 14

multipolar motor neuron ventral horn

nissal stain
polyribosomes or nissal bodies

dendrites v. axons (no nissals)

Question 15

identify

Answer 15

PNS

epineureum - dense irregular CT

perineurium - fascicles, dense irregular CT

endoneurium - loose CT

Question 16

identify

Answer 16

fascicle - PNS

perineureum

endoneureum w/myelinated axons

Question 17

identify

Answer 17

myelinated axon

OSO4

node of ranvier

Question 18

identify

Answer 18

node of ranvier

Question 19

identify

Answer 19

clefts of schmidt-lanterman

Question 20

identify

Answer 20

dorsal root - sensory ganglia

pseudounipolar neurons

capsule - dense irregular CT

Question 21

identify

Answer 21

pseudounipolar neurons

satellite cells (glial)

space - shrunken neuron

spokes - neurokeratin

Question 22

identify

Answer 22

sympathetic - multipolar autonomic motor

chain ganglia

thinner CT capsule

Question 23

identify

Answer 23

multipolar sympathetic motor

nuclei more eccentric

satellite cells

Question 24

identify

Answer 24

parasympathetic ganglia

multipolar

satellite cells

smaller, not encapsulated

Question 25

identify

Answer 25

parasympathetic ganglia multipolar satellite cells smaller, not encapsulated

Question 26

muscle tissue types

Answer 26

skeletal cardiac smooth

Question 27

skeletal

Answer 27

LS striations - y intercalated - n CS nuclear postion - peripheral fiber appearance - speckled

Question 28

cardiac

Answer 28

LS striated - y intercalated - y CS nuclear position - central fiber appearance - speckled

Question 29

smooth

Answer 29

LS striated - n intercalated - n CS nuclear position - central fiber appearance - non-speckled

Question 30

identify

Answer 30

smooth muscle

Question 31

identify

Answer 31

smooth muscle central single nuclei

Question 32

identify

Answer 32

smooth 2 layers

Question 33

identify

Answer 33

skeletal CS perimysium - fascicles, dense irregular CT endomysium - loose CT

Question 34

identify

Answer 34

skeletal CS endomysium

Question 35

identify

Answer 35

LS skeletal

Question 36

identify

Answer 36

EM skeletal A bands - H band - M line I bands - Z discs sarcomere

Question 37

identify

Answer 37

LS cardiac intercalated discs gap junctions, desmosomes

Question 38

identify

Answer 38

CS cardiac smaller nuclei center or not seen

Question 39

identify

Answer 39

neuromuscular junction