Review Flashcards
What makes up the PNS?
Somatic nervous system
afferent: sensory nerves
efferent: motor nerves
cranial nerves (12 pair), spinal nerves (31 pair)
what systems are part of the ANS?
sympathetic nervous system
parasympathetic nervous system
what is the neuraxis?
imaginary line drawn through the spinal cord up to the front of the brain
anatomic directions according to the neuraxis
Anterior (rostral): front
Posterior (caudal): back
Dorsal (superior): back
Ventral (inferior):front
ipsilateral=
Contralateral=
Unilateral=
Bilateral=
ipsilateral=occurring on same side of body
Contralateral=opposite side of body
Unilateral=one side
Bilateral=both sides
afferent vs efferent
afferent=conducting inward or twd something
efferent=conducting outward or away from something
sectioning the brain
Sagittal=
Coronal (or transverse)=
Horizontal=
Sagittal= left and right
Coronal (or transverse)= front and back
Horizontal=top and bottom
what is a neuron tract?
many axons grouped together
what is a neuron nucleus?
a group of neurons
what is a neuron ganglion?
a collection of cell bodies in periphery
cerebral cortex is covered with?
cerebral cortex is outer surface of the hemispheres and is covered in small (sulci) and large (fissures) grooves
what are gyri?
bulges in the cortex
what makes up the limbic system?
- Hippocampus:
- Amygdala:
- Mammillary Bodies
what is the basal ganglia?
collection of subcortical nuclei that lie just under the anterior aspect of the lateral ventricles
what does the basal ganglia consist of?
Globus pallidus
Caudate nucleus
Putamen