Deck 15: The Brain and Cranial Nerves

Question 1

The ________ are a series of interconnected cavities that are filled with cerebrospinal fluid.

A) hemispheres
B) ventricles
C) meninges
D) lobes

Answer 1

B

Question 2

The brain and spinal cord are covered by connective tissue membranes called ________.

A) meninges
B) lobes
C) fissures
D) sulci

Answer 2

A

Question 3

Which of the cranial nerves originate in the nasal cavity?

A) oculomotor nerve (CN III)
B) trigeminal nerve (CN V)
C) olfactory nerves (CN I)
D) optic nerves (CN II)

Answer 3

C

Question 4

Cerebrospinal fluid produced in the lateral ventricles flows next to the ________.

A) third ventricle
B) choroid plexus
C) fourth ventricle
D) cerebral aqueduct of the midbrain

Question 5

The ________ is the fold of the dura mater that separates the cerebral hemispheres.

A) falx cerebelli
B) endosteal layer
C) falx cerebri
D) tentorium cerebelli

Question 6

The "tree-like" white matter of the cerebellum is referred to as the ________.

A) medulla oblongata
B) arbor vitae
C) corpus callosum
D) cingulate gyrus

Question 7

Which of the following correctly lists the meninges in order from deep to superficial?

A) pia mater, arachnoid mater, and dura mater
B) arachnoid mater, dura mater, and pia mater
C) dura mater, pia mater, and arachnoid mater
D) dura mater, subarachnoid space, and pia mater

Question 8

What is the structure that is responsible for secreting the hormone melatonin?

A) pineal gland
B) cingulate gyrus
C) mammillary body
D) medulla oblongata

Question 9

Which of the following cranial nerves may be damaged if your lab partner cannot distinguish between salty and sugary tastes?

A) oculomotor nerve
B) optic nerve
C) olfactory nerve
D) facial nerve

Question 10

The ________ regulates the autonomic nervous system and the pituitary gland.

A) cerebrum
B) pineal gland
C) cerebellum
D) hypothalamus

Question 11

There are ________ pairs of cranial nerves.

A) 4
B) 12
C) 31
D) 5

Question 12

Which of the following cell types produces cerebrospinal fluid?

A) microglia
B) oligodendrocytes
C) astrocytes
D) ependymal cells

Question 13

Which of the following cranial nerves is associated with the sense of smell?

A) olfactory nerve (CN I)
B) oculomotor nerve (CN III)
C) vagus nerve (CN X)
D) optic nerve (CN II)

Question 14

What is the name of the structure that connects the left and right cerebral hemispheres,allowing for interhemispheric communication?

A) cerebral cortex
B) corpus callosum
C) internal capsule
D) lateral ventricles

Question 15

Which of the following activities would be altered by damage to the olfactory nerve?

A) using your eyes to follow the movements of a dancer
B) smiling at your lab partner
C) tasting a salty dill pickle
D) smelling roses

Question 16

The ________ separates the two cerebral hemispheres.

A) longitudinal fissure
B) lateral sulcus
C) central sulcus
D) transverse cerebral fissure

Question 17

The ________,located in each of the ventricles,produce cerebrospinal fluid.

A) interventricular foramina
B) basal nuclei
C) choroid plexuses
D) arachnoid granulations

Question 18

The three parts of the brainstem are the ________.

A) midbrain, cerebellum, and the medulla oblongata
B) olfactory bulb, pons, and the medulla oblongata
C) pituitary gland, pons, and the medulla oblongata
D) midbrain, pons, and the medulla oblongata

Question 19

Which of the following is a correct listing of the cranial nerves that originate from the medulla oblongata?

A) glossopharyngeal, vagus, accessory, and olfactory
B) glossopharyngeal, vagus, accessory, and hypoglossal
C) glossopharyngeal, vagus, trochlear, and oculomotor
D) glossopharyngeal, trigeminal, accessory, and abducens

Question 20

Which of the following cranial nerves innervates the muscles that move the tongue?

A) facial
B) hypoglossal
C) abducens
D) accessory