CNS, Spinal Nerves, Cranial Nerves Flashcards

Cerebrum

Cerebellum

Brainstem

Cauda Equina

Conus Meduallris

Cerebral Cortex

Gyrus

Sulcus

Central Sulcus

Longitudinal Fissure

Lateral Sulcus

Precentral Gyrus

Postcentral Gyrus

Frontal lobe

Parietal lobe

Temporal lobe

Occipital lobe

Corpus Callosum

Epithalamus

Pineal Gland

Thalamus

Interthalamic Adhesion

Hypothalamus

Mammillary bodies

Pituitary gland (endocrine and nervous systems)

Tectum: Superior Colliculus

Tectum: Inferior Colliculus

Arbor Vitae

Pons

Medulla oblongata

Lateral ventricles

Third ventricle

Cerebral aqueduct

Fourth ventricle

Dura mater

Arachnoid mater

Pia mater
How many spinal nerves are there?
31
Where and how many spinal nerves are there in each region?
Cervical: 8
Thoracic: 12
Lumbar: 5
Sacral: 5
Coccygeal: 1

Sympathetic trunk ganglion

Intercostal nerve

Obturator nerve

Femoral nerve

Sciatic nerve

Tibial nerve

Common fibular nerve

Musculocutaneous nerve

Median nerve

Ulnar nerve

Radial nerve

Axillary nerve

Name: Olfactory
Number: I
Function: Sensory (smell)

Name: Optic
Number: II
Function: Sensory (vision)

Name: Oculomotor
Number: III
Function: Motor (eye blink)

Name: Trochlear
Number: IV
Function: Motor (moves eye)

Name: Trigeminal
Number: V
Function: Sensory AND motor (sensations of face, biting/chewing)

Name: Abducens
Number: VI
Function: Motor (moves eyes laterally, innervates lateral rectus muscle)

Name: Facial
Number: VII
Function: Sensory AND motor (Tongue for taste and face for expressions)

Name: Vestibulocochlear nerve
Number: VIII
Function: Sensory (hearing and balance)

Name: Glossopharyngeal
Number: IX
Function: Sensory AND motor (Tongue for taste, pharynx for swallow)

Name: Vagus
Number: X
Function: Sensory (pharynx) AND motor (visceral organs; heart, lungs, digestive tract etc.)

Name: Accessory
Number: XI
Function: Motor (muscles of the neck; sternocleidomastiod and trapezius)

Name: Hypoglossal
Number: XII
Function: Motor (moves tongue)