CELL 220 LECTURE EXAM #2 QUESTIONS WITH ANSWERS UPDATED 2026 – 2027 .

CELL 220 LECTURE EXAM #2 QUESTIONS
WITH ANSWERS UPDATED 2026 – 2027 .



White matter - Correct Answer -Myelinated axons in CNS
(Also contains ascending and descending pathways running through)


Gray matter - Correct Answer -Neuron cell bodies and dendrites in CNS


(Superficial = cortex and deep = nuclei)


Basal Nuclei - Correct Answer -Of CNS...
Caudate,
Putamen,
Globus Palidus
Which coordinates and refines movements


Other subcortical nuclei - Correct Answer -Amygdala,
Hippocampus
Which are involved in long term memory formation and emotional responses


Astrocytes - Correct Answer -Glial cell of CNS
Ionic movement, blood brain barrier
*star shaped


epednymal cells - Correct Answer -Glial cell of CNS
Line ventricles


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, Oligodendrocytes - Correct Answer -Glial cell in CNS
Provides myelin


Microglia - Correct Answer -Glial cell of CNS
Macrophages of the nervous system
*smallest


Ganglia - Correct Answer -Of PNS
cell bodies and dendrites


Nerves - Correct Answer -Of PNS
Axons (spinal and cranial nerves)


Scwhann cells - Correct Answer -Glial cell of PNS
Myelinated axons (1 cell per axon)


sattelite cells - Correct Answer -Glial cell of PNS
Surrounds PNS cells


Epineurium - Correct Answer -Wraps many fascicles or WHOLE NERVE


Perineum - Correct Answer -Wraps 1 fascicle


Endoneurium - Correct Answer -Wraps each nerve fiber/individual axons


Dorsal root ganglion - Correct Answer -Of Spinal Cord in vertebra
SENSORY CELL BODY


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