Deck 25: Anatomy of the Brain

Question 1

A shallow groove on the surface of the cerebrum is called a ________.

A) gyrus
B) furrow
C) fissure
D) sulcus

Answer 1

D

Question 2

Ridges of tissue on the surface of the cerebral hemispheres are called ________.

A) ganglia
B) sulci
C) fissures
D) gyri

Answer 2

D

Question 3

Which fissure separates the cerebral hemispheres?

A) lateral sulcus
B) longitudinal
C) parieto-occipital fissure
D) central fissure

Answer 3

B

Question 4

The abducens nerve ________.

A) supplies innervations to the lateral rectus muscle of the eye
B) relays sensory information from the taste buds on the tongue
C) innervates the olfactory epithelium
D) exits from the medulla

Question 5

The primary auditory cortex is located in the ________.

A) temporal lobe
B) parietal lobe
C) prefrontal lobe
D) frontal lobe

Question 6

The cranial nerve that originates from both the medulla oblongata and the spinal cord is the ________.

A) vagus
B) hypoglossal
C) accessory
D) glossopharyngeal

Question 7

The ________ nerve is NOT a branch of the trigeminal nerve.

A) ophthalmic
B) maxillary
C) mandibular
D) cervical

Question 8

What is the specialized capillary called inside each ventricle where cerebrospinal fluid is produced?

A) astrocytes
B) ependymal cells
C) choroid plexus
D) neurons

Question 9

The arbor vitae refers to ________.

A) cerebellar gray matter
B) cerebellar white matter
C) flocculonodular lobe
D) ascending tracts

Question 10

What area of the brain contains the primary motor cortex, where voluntary commands to skeletal muscles are generated?

A) postcentral gyrus
B) occipital lobe
C) precentral gyrus
D) temporal lobe

Question 11

All of the following are mixed cranial nerves EXCEPT ________.

A) trigeminal
B) olfactory
C) abducens
D) facial

Question 12

Which structure connects the right and left cerebral hemispheres?

A) corpus callosum
B) basal nuclei
C) fornix
D) infundibulum

Question 13

All sensory information passes through this area of the brain, except for smell and proprioception, called the ________.

A) basal nuclei
B) frontal lobe
C) hypothalamus
D) thalamus

Question 14

The brain stem consists of ________.

A) midbrain
B) pons, medulla, cerebellum, midbrain
C) cerebrum, pons, midbrain, medulla
D) midbrain, medulla, pons

Question 15

Which ventricle of the brain is found in the diencephalon?

A) fourth ventricle
B) second ventricle
C) third ventricle
D) first ventricle

Question 16

All of the following cranial nerves have a connection to the tongue EXCEPT ________.

A) trigeminal
B) glossopharyngeal
C) facial
D) trochlear

Question 17

The subarachnoid space is found between which two layers of meninges?

A) arachnoid and epidural
B) arachnoid mater and pia mater
C) dura and epidural
D) arachnoid mater and dura mater

Question 18

The central sulcus separates which lobes of the cerebrum?

A) temporal from parietal
B) frontal from parietal
C) frontal from temporal
D) parietal from occipital

Question 19

Small folds in the cerebellar cortex are called ________.

A) arbor vitae
B) Purkinje
C) vermis
D) folia

Question 20

All of the following are lobes of the cerebral hemispheres EXCEPT ________.

A) cerebellum
B) frontal
C) insula
D) temporal