Sheep Brain/Cranial Nerves Flashcards
Spinal cord
central canal
-CSF circulates
Meninges
dura mater
- outer layer
- thick and durable
Meninges
pia mater
- inner layer
- adheres to the surface of spinal cord
Brain stem
Medulla oblongata
- respiration
- blood pressure
Brain stem
pons
- sensory relay center
- respiration
Midbrain
cerebral peduncles
-descending motor tracts from cerebrum to brainstem
Midbrain
corpora quadrigema
-superior and inferior colliculi
Midbrain
Corpora quadrigema
superior colliculi
-visual reflexes
Midbrain
Corpora quadrigema
inferior colliculi
-auditory reflexes
Cerebellum
arbor vitae
-nerve tracts within the cerebellum
Diencephalon
thalamus
-relays sensory information to cerebral cortex
Diencephalon
pineal gland
-biorhythm control
Diencephalon
hypothalamus
-central control for endocrine system
Diencephalon
mammillary body
-olfactory reflexes
Diencephalon
pituitary gland
-secretes endocrine hormones
Cerebrum
longitudinal cerebral fissure
-separates the left and right hemispheres of the brain
Cerebrum
transverse fissure
-separates the cerebellum from the occipital lobe
Cerebrum
cingulate gyrus
- emotion, behavior, and motivation
- located right above corpus callosum
Cerebrum
corpus callosum
-nerve tracts that connect the left and right hemispheres of the brain