CRANIAL NERVES OVERVIEW 1

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The functional organization of the brain is into a series of

afferents and efferents

The functional organization of the brain is into a series of a) nerves and glia b) afferents and efferents c) reflex arcs

b) afferents and efferents

The roots of the cranial nerves are seen on the a) superior b) inferior surface of the brain

b) inferior

The functional organization of the brain is into a series of afferents and efferents dictates dictate the possible content of both spinal and cranial nerves. Thus, in theory, a nerve can contain... a) Special Sensory b) somatic sensory c) visceral sensory d) somatic motor e) visceral motor/ANS f) Only b and d g) All of the above h) None of the above

g) All of the above

The functional organization of the brain is into a series of afferents and efferents dictates dictate the possible content of both spinal and cranial nerves. Thus, in theory, a nerve can contain... a) Special Sensory b) somatic sensory c) visceral sensory d) somatic motor e) visceral motor/ANS f) Only b and d g) All of the above h) None of the above But in actuality, the spinal nerves contain all except i) Special Sensory j) somatic sensory k) visceral sensory l) somatic motor m) visceral motor/ANS

g) All of the above i) Special Sensory

Spinal nerves may contain which of the following components Special Sensory somatic sensory visceral sensory somatic motor visceral motor/ANS

somatic sensory visceral sensory somatic motor visceral motor/ANS

Number: 6 Type: Motor Function: Produce movements of the eyes This nerve is called

Abducens

Number:11 Type: Motor Function: Turning movements of the head, movements of the shoulder and viscera, voice production. This nerve is called

Accessory

The Sense of Smell is associated with which cranial nerve?

Cranial Nerve I-Olfactory

Vision is associated with which cranial nerve?

Cranial Nerve II-Optic

Sensations of the head and face, chewing movements, and muscle sense are associated with which cranial nerve?

Cranial Nerve V-Trigeminal

Producing movements of the eyes is associated with which cranial nerve?

Cranial Nerve VI-Abducens

Facial expressions, secretion of saliva, and taste are all associated with which cranial nerve?

Cranial Nerve VII-Facial

Balance or equilibrium sense and hearing is associated with which cranial nerve?

Cranial Nerve VIII-Vestibulocochlear

Transmission of impulses to muscles associated with speech, swallowing, the heart, and also to smooth muscles of visceral organs in the thorax, and abdomen. These are all associated with which cranial nerve?

Cranial Nerve X-Vagus

The turning movements of the head, movements of the shoulder and viscera, and voice production are associated with which cranial nerve?

Cranial Nerve XI- Accessory

Tongue movement is associated with which cranial nerve?

Cranial Nerve XII-Hypoglossal

Number: 7 Type: Mixed Function: Facial expressions, secretion of saliva, taste. This nerve is called

Facial

There are sensory only and motor only nerves. True or False (if False what is the correct answer)

False, there are no purely motor cranial nerves

The functional organization of the brain is into a series of afferents and efferents dictates the possible content of spinal nerves but not cranial nerves. True or False (if False what is the correct answer)

False, they dictate the possible content of both spinal and cranial nerves.

Number: 9 Type: Mixed Function: Taste and other sensations of tongue, swallowing, secretion of saliva, aid in reflex control of blood pressure and respiration. This nerve is called

Glossopharyngeal

Number:12 Type: Motor Function: Tongue movements This nerve is called

Hypoglossal

FILL IN THE BLANKS Cranial Name: Olfactory Number: Type:

Number: 1 Type: Sensory

FILL IN THE BLANKS Cranial Name: Vagus Number: Type:

Number: 10 Type: Mixed

FILL IN THE BLANKS Cranial Name: Optic Number: Type:

Number: 2 Type: Sensory

FILL IN THE BLANKS Cranial Name: Oculomotor Number: Type:

Number: 3 Type: Motor

FILL IN THE BLANKS Cranial Name: Trochlear Number: Type:

Number: 4 Type: Motor

FILL IN THE BLANKS Cranial Name: Accessory Number: Type:

Number:11 Type: Motor

FILL IN THE BLANKS Cranial Name: Hypoglossal Number: Type:

Number:12 Type: Motor

Number: 3 Type: Motor Function: Raise eyelids, move eyes, regulate the size of pupils, focus of lenses. This nerve is called

Oculomotor

There are 12 cranial nerves with specific names. What is the phrase to remember them by?

Oh Once One Takes The Anatomy Final Very Good Vacations Are Happening

Number: 1 Type: Sensory Function: Sense of Smell This nerve is called

Olfactory

Number: 2 Type: Sensory Function: Vision This nerve is called

Optic

Afferents are to (a)__________ as Efferents are to (b)___________

Sensory Motor

There are 12 cranial nerves that range between being Sensory (S) Motor (M) Both (B) What is the phrase to remember them by?

Some Says Money Matters But My Brother Says Big Brains Matters Most

Cranial nerves may contain which of the following components Special Sensory somatic sensory visceral sensory somatic motor visceral motor/ANS

Special Sensory somatic sensory visceral sensory somatic motor visceral motor/ANS

How many of the cranial nerves are primarily motor in function but do have some sensory fibers for proprioception? These are called....

5 Motor Cranial Nerves

Raising eyelids, moving eyes, regulating the size of pupils, focusing of lenses. These are all associated with which cranial nerve?

Cranial Nerve III-Oculomotor

Eye movements, proprioception is associated with which cranial nerve?

Cranial Nerve IV-Trochlear

Taste and other sensations of tongue, swallowing, secretion of saliva, the aiding in reflex control of blood pressure and respiration are all associated with which cranial nerve?

Cranial Nerve IX- Glossopharyngeal

FILL IN THE BLANKS Cranial Name: Trigeminal Number: Type:

Number: 5 Type: Mixed

FILL IN THE BLANKS Cranial Name: Abducens Number: Type:

Number: 6 Type: Motor

FILL IN THE BLANKS Cranial Name: Facial Number: Type:

Number: 7 Type: Mixed

FILL IN THE BLANKS Cranial Name: Vestibulocochlear Number: Type:

Number: 8 Type: Sensory

FILL IN THE BLANKS Cranial Name: Glossopharyngeal Number: Type:

Number: 9 Type: Mixed

Cranial nerves are...

nerves that emerge directly from the brain

How many total cranial nerves are there?

12

How many of the cranial nerves are associated with the special sense and have ONLY sensory fibers? These are called.....

3 Sensory Cranial Nerves

How many of the cranial nerves consist of significant amounts of both sensory and motor fibers? These are called....

4 Mixed nerves

Number: 5 Type: Mixed Function: Sensations of the head and face, chewing movements, and muscle sense. This nerve is called

Trigeminal

Number: 4 Type: Motor Function: Eye movements, proprioception This nerve is called

Trochlear

Most of the cranial nerves have BOTH sensory and motor components. True or False (if False what is the correct answer)

True

The roots of the cranial nerves are seen on the inferior surface of the brain. True or False (if False what is the correct answer)

True

Number: 10 Type: Mixed Function: Transmit impulses to muscles associated with speech, swallowing, the heart, smooth muscles of visceral organs in the thorax, and abdomen. This nerve is called

Vagus

Number: 8 Type: Sensory Function: Balance or equilibrium sense. Hearing. This nerve is called

Vestibulocochlear

in theory, a nerve can contain... Special Sensory somatic sensory visceral sensory somatic motor visceral motor/ANS But in actuality, the SPINAL NERVES contain all except a) Special Sensory b) somatic sensory c) visceral sensory d) somatic motor e) visceral motor/ANS and CRANIAL NERVES contain f) Special Sensory g) somatic sensory h) visceral sensory i) somatic motor j) visceral motor/ANS k) all of the above l) none of the above

a) Special Sensory k) all of the above


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