- outer layer - thick and durable

- inner layer - adheres to the surface of spinal cord

- sensory relay center - respiration

Sheep Brain/Cranial Nerves Flashcards by Brandi Weller

Spinal cord

central canal

-CSF circulates

How well did you know this?

Not at all

Perfectly

Meninges

dura mater

outer layer

- thick and durable

How well did you know this?

Not at all

Perfectly

Meninges

pia mater

inner layer

- adheres to the surface of spinal cord

How well did you know this?

Not at all

Perfectly

Brain stem

Medulla oblongata

respiration

- blood pressure

How well did you know this?

Not at all

Perfectly

Brain stem

pons

sensory relay center

- respiration

How well did you know this?

Not at all

Perfectly

Midbrain

cerebral peduncles

-descending motor tracts from cerebrum to brainstem

How well did you know this?

Not at all

Perfectly

Midbrain

corpora quadrigema

-superior and inferior colliculi

How well did you know this?

Not at all

Perfectly

Midbrain
Corpora quadrigema
superior colliculi

-visual reflexes

How well did you know this?

Not at all

Perfectly

Midbrain
Corpora quadrigema
inferior colliculi

-auditory reflexes

How well did you know this?

Not at all

Perfectly

Cerebellum

arbor vitae

-nerve tracts within the cerebellum

How well did you know this?

Not at all

Perfectly

Diencephalon

thalamus

-relays sensory information to cerebral cortex

How well did you know this?

Not at all

Perfectly

Diencephalon

pineal gland

-biorhythm control

How well did you know this?

Not at all

Perfectly

Diencephalon

hypothalamus

-central control for endocrine system

How well did you know this?

Not at all

Perfectly

Diencephalon

mammillary body

-olfactory reflexes

How well did you know this?

Not at all

Perfectly

Diencephalon

pituitary gland

-secretes endocrine hormones

How well did you know this?

Not at all

Perfectly

Cerebrum

longitudinal cerebral fissure

-separates the left and right hemispheres of the brain

How well did you know this?

Not at all

Perfectly

Cerebrum

transverse fissure

-separates the cerebellum from the occipital lobe

How well did you know this?

Not at all

Perfectly

Cerebrum

cingulate gyrus

emotion, behavior, and motivation

- located right above corpus callosum

How well did you know this?

Not at all

Perfectly

Cerebrum

corpus callosum

-nerve tracts that connect the left and right hemispheres of the brain

How well did you know this?

Not at all

Perfectly

Cerebrum

septum pellucidum

-separates the lateral ventricles

Cerebrum

lateral ventricle

secretes and circulates CSF

- drains into 3rd ventricle

Cerebrum

cerebral aqueduct

-connects third ventricle to fourth ventricle

Cerebrum

fourth ventricle

secretes and circulates CSF

- connects to central canal

Cerebrum
choroid plexus (third and fourth ventricles)

-ependymal tissue that produces CSF in each ventricle

Cranial Nerve I | Olfactory

sensory: olfaction

Cranial Nerve II | Optic

sensory: vision

Cranial Nerve III | Oculomotor

- motor: superior, medial, and inferior rectus muscles of the eye - motor: upper eyelid

Cranial Nerve III | Oculomotor

-parasympathetic: pupillary sphincter and ciliary muscles of lens

Cranial Nerve IV | Trochlear

-motor: superior oblique muscle of the eye

Cranial Nerve V | Trigeminal

- sensory: cutaneous sensory from scalp and face | - sensory: palate, nasal cavity, upper and lower jaws and teeth

Cranial Nerve V | Trigeminal

-motor: muscles of mastication

Cranial Nerve VI | Abducens

-motor: lateral rectus muscle of the eye

Cranial Nerve VII | Facial

-sensory: taste

Cranial Nerve VII | Facial

-motor: facial expression muscles

Cranial Nerve VII | Facial

-parasympathetic: 2 of 3 salivary glands, lacrimal glands

Cranial Nerve VIII | Vestibulocochlear

-sensory: hearing and balance

Cranial Nerve IX | Glossopharyngeal

-sensory: taste, pharynx

Cranial Nerve IX | Glossopharyngeal

-motor: muscles of swallowing

Cranial Nerve IX | Glossopharyngeal

-parasympathetic: 1 of 3 salivary glands

Cranial Nerve X | Vagus

-sensory: taste, pharynx, visceral organs

Cranial Nerve X | Vagus

-motor: muscles of swallowing and speech

Cranial Nerve X | Vagus

-parasympathetic: heart, lungs, abdominal viscera

Cranial Nerve XI | Accessory

-motor: sternocleidomastoid and trapezius

Cranial Nerve XII | Hypoglossal

-motor: tongue

sensory nerves

-olfactory, optic, vestibulocochlear

somatic motor nerves

-trochlear, abducens, accessory, hypoglossal

somatic motor and sensory nerves

-trigeminal

somatic motor and parasympathetic nerves

-oculomotor

somatic motor, sensory and parasympathetic nerves

-facial, glossopharyngeal, vagus