Exam 1 Anatomy

Question 1

Inferior frontal gyrus

Middle frontal gyrus

superior frontal gyrus

Answer 1

Question 2

Cerebral peduncles

Answer 2

aka crus cerebri - pleural: crura cerebri)

1. specifically, the massive bundle of corticofugal nerve fibers passing longitudinally on the ventral surface of the midbrain on each side of the midline; it consists of fibers descending from the cortex to the tegmentum of the brainstem, pontine gray matter, and spinal cord.

either of the two cerebral peduncles, composed of the descending fiber tracts passing from the cerebral cortex to form the longitudinal fascicles of the pons. Also called basis pedunculi cerebri.

Question 3

1.

and what passes through

Answer 3

Foraminal of the cribiform plates

Olfactory nerve bundles)

Question 4

2.

and what goes through it

Answer 4

Optic canal

Optic Nerve

Opthalmic Artery

Question 5

number 3.

ansd structures that go through it

Answer 5

Superior orbital fissure

1. (Oculomotor nerve [CN III];
2. Trochlear nerve [CN IV];
3. Lacrimal, frontal, and nasociliary branches of ophthalmic nerve [CN V1]; A
4. bducent nerve [CN VI];
5. Superior ophthalmic vein)