Quiz 2 Review Flashcards
The facial motor nucleus is located within the _________
pons
The superior oblique m. is innervated by neurons from the ______________ nucleus
trochlear
In quarter 7 you will be learning how to clinically test cranial nerve function, from what you have learned in neuroanatomy, how could you assess the function of CN XII?
have the pt stick their tongue out and move it in different directions
The position of your mandible is relayed to which nucleus?
mesencephalic nucleus of V
The trigeminal nerve is a mixed nerve, the branch that contains motor fibers is known as ______
V3
The skin around the ear (somatic) is transmitted by CNs ______, _______, and ______ to the __________________ nucleus
VII, IX, X, spinal trigeminal
Which of the following nerves is motor, but not somatic motor?
A) IV
B) VI
C) VII
D) XII
E) VIII
C) VII
This somatic CN also contains visceral fibers
CN III
The pollen is high at the moment, the pain coming from my frontal sinuses synapses in the _______________ nucleus
spinal trigeminal
The facial motor nucleus innervates which of the following?
A) the parotid salivary gland
B) muscles of the lower jaw
C) muscles of the soft palate
D) taste buds on the posterior 3rd of the tongue
B) muscles of the lower jaw
The vagus nerve uses the- solitary nucleus, dorsal motor nucleus, nucleus ambiguous, and the _____________ nucleus
spinal trigeminal
The nucleus ambiguous is used for which of the following processes?
A) proprioception
B) swallowing
C) balance
D) blinking
E) parasympathetic reflexes
B) swallowing
Which of the following are a set of pharyngeal arch cranial nerves?
A) 5, 7, 8 3
B) 3, 5, 7, 9
C) 4, 6, 8, 10
D) 5, 7, 9, 10
E) 3, 4, 6
D) 5, 7, 9, 10
These 2 cranial nerves are involved in the corneal blink reflex. CN _______ as afferent and CN _______ as an efferent branch
V, VII
Which CN uses the Edinger Wesphal nucleus?
CN III
What is the function of DMX?
A) efferent fibers to the thorax and abdomen
B) efferent fibers to the muscles of the pharynx
C) the DMX has multiple functions both efferent and afferent
D) efferent fibers to the tongue
E) efferent fibers to the muscles of the face
A) efferent fibers to the thorax and abdomen
Looking at a cross section through the brainstem, the most lateral cluster of grey matter represents a nucleus for ___________?
special sensory afferents
Chewing/mastication involves motor neurons that travel in which cranial nerve?
CN V
Info from visceral baroreceptors projects to the ________?
solitary nucleus
Is the solitary nucleus an origin or termination?
termination
Is the oculomotor nucleus an origin or termination?
origin
Is the spinal nucleus of the trigeminal nerve an origin or termination?
termination
Is the nucleus ambiguous an origin or termination?
origin
Is the mesencephalic nucleus an origin or termination?
termination
Is the inferior salivary nucleus an origin or termination?
origin
A dentist would want to inhibit signals from which cranial nerve while having an upper molar repaired?
CN V2
On a cross section through the pons, medial to the sulcus limitans you would find ________ nuclei and lateral to it __________ nuclei (types not specific names)
motor, sensory
