PNS, CNS Histology & Brain Practice Quiz

LAB

PNS

Identify the white structures (not cells) indicated by the pointers.

schwann cell

Identify the small oval spots next to the white areas indicated by the pointers.

schwann cell nucleus

Identify the source of nervous tissue shown here.

peripheral nerve

Identify the dark line indicated by the pointer.

perineurium

Identify the small openings indicated by the pointers.

vasa nervosa

Identify the dark line indicated by the pointer.

epineurium

Identify the small dark dots at the tip of the pointers.

axon

Identify the small dark line (layer) surrounding the white structure indicated by the pointers.

endoneurium

Identify the entire dark, round structure indicated by the pointer.

fascicle

Identify the source of nervous tissue shown here.

dorsal root ganglion

Identify the small red structure at the tip of the pointer.

satellite cell

Identify the entire round structure at the tip of the pointer.

sensory neuron cell body

Identify the short vertical, line at the tip of the pointer.

node of ranvier

Identify the flat dark structure at the tip of the pointer.

schwann cell nucleus

Identify the thin, horizontal, dark structure at the tip of the pointer.

axon

Identify the white brick-shaped cell at the tip of the pointer.

schwann cell

Identify the round white structure at the tip of the pointer.

schwann cell

Identify the red line structure at the tip of the pointer.

axon

Identify the short dark bands indicated by the pointers.

ventral roots

Identify the dark enlargements indicated by the pointers.

dorsal root ganglion

Identify the dark bands indicated by the pointers.

dorsal roots

Identify the thick dark bands indicated by the pointers.

spinal nerve

CNS

Identify the region of the spinal cord this cross section is from.

cervical

Identify the region of the spinal cord this cross section is from.

sacral

Identify the region of the spinal cord this cross section is from.

thoracic

Identify the region of the spinal cord this cross section is from.

lumbar

Identify the small red dot at the tip of the pointer.

axon

Identify the pink structure/layer indicated by the pointer.

arachnoid layer

Identify the thin dark structure/layer indicated by the pointer.

pia mater

Identify the white cell surrounding the small red dot indicated by the pointer.

Identify the thick dark structure/layer indicated by the pointer.

dura mater

Identify the large cell indicated by the pointer.

purkinje cell

Identify the large cell at the tip of the pointer.

pyramidal cells

Identify the specific structure/area indicated by the pointer.

molecular layer

Identify the small cell at the tip of the pointer.

glial cells

Identify the specific structure/area indicated by the pointer.

granular layer

Identify the area/material indicated by the pointer.

white matter

Identify the structure indicated by the pointer.

posterior median sulcus

Identify the space indicated by the pointer.

anterior median fissure

Identify the space indicated by the pointer.

central canal

Identify the small dark cells surrounding the opening indicated by the pointers.

ependymal cells

Identify the structure indicated by the pointer.

lateral grey horns (thoracic vertebrae)

Identify the area indicated by the pointer.

dorsal grey horns

Identify the area indicated by the pointer.

grey matter / ventral grey horns

Sheep Brain Practice Quiz

Identify the structure indicated by the pointer.

mammillary bodies

Identify the structure indicated by the pointer.

pons

Identify the structure indicated by the pointer.

pons

Identify the structure indicated by the pointer.

medulla oblongata

Identify the structure indicated by the pointer.

medulla oblongata

Identify the structure indicated by the pointer.

olfactory bulb

Identify the structure indicated by the pointer.

olfactory tract

Identify the structure indicated by the pointer.

optic nerve

Identify the structure indicated by the pointer.

optic chiasma

Identify the structure indicated by the pointer.

longitudinal fissure

Identify the structure indicated by the pointer.

cerebellum

Identify the structure indicated by the pointer.

cerebellum

Identify the structure indicated by the pointer.

optic chiasma

Identify the structure indicated by the pointer.

pineal gland

Identify the structure indicated by the pointer.

fornix

Identify the structure indicated by the pointer.

corpus callosum

Identify the structure indicated by the pointer.

cerebellum

Identify the structure indicated by the pointer.

superior colliculus

Identify the structure indicated by the pointer.

inferior colliculus

Identify the structure indicated by the pointer.

superior colliculus

Identify the structure indicated by the pointer.

corpora quadrigemina

Identify the structure indicated by the pointer.

cerebrum

Identify the structure indicated by the pointer.

midbrain

Identify the structure indicated by the pointer.

arbor vita

Identify the structure indicated by the pointer.

lateral ventricle

Identify the structure indicated by the pointer.

cerebral aqueduct

Identify the structure indicated by the pointer.

longitudinal fissure

Identify the area of the brain indicated by the pointer.

corpus callosum

Identify the area of the brain indicated by the pointer.

fornix

Identify the area of the brain indicated by the pointer.

superior colliculus

Identify the area of the brain indicated by the pointer.

inferior colliculus

Identify the area of the brain indicated by the pointer.

pineal gland

Identify the area of the brain indicated by the pointer.

thalamus

Identify the area of the brain indicated by the pointer.

pons

Identify the area of the brain indicated by the pointer.

medulla oblongata

Identify the area of the brain indicated by the pointer.

mammillary body

Identify the area of the brain indicated by the pointer.

hypothalamus

Identify the area of the brain indicated by the pointer.

infundibulum

Identify the area of the brain indicated by the pointer.

pituitary gland

Identify the area of the brain indicated by the pointer.

choroid plexus

Identify the space in the brain indicated by the pointer.

cerebral aqueduct

Identify the space in the brain indicated by the pointer.

septum pellucidum

Identify the space in the brain indicated by the pointer.

thalamus

Identify the space in the brain indicated by the pointer.

fourth ventricle

Identify the space in the brain indicated by the pointer.

longitudinal fissure

Identify the entire large area (largest of the four areas) on the brain indicated by the pointer.

cerebrum

Identify the area of the brain at the tip of the pointer.

olfactory bulb

Identify the area of the brain at the tip of the pointer.

olfactory tract

Identify the area of the brain at the tip of the pointer.

optic nerve

Identify the area of the brain at the tip of the pointer.

optic tract

Identify the area of the brain at the tip of the pointer.

optic chiasma

Identify the area of the brain at the tip of the pointer.

cerebellum

Identify the small space on the brain indicated by the pointer.

central sulcus

Identify the small space on the brain indicated by the pointer.

lateral sulcus

Identify the space on the brain indicated by the pointer.

transverse cerebral fissure

Identify the area on the brain indicated by the pointer.

precentral gyrus