Exam 3/4 Flashcards
(92 cards)
The nerve fibers of solitary tract
Serve as the afferent limb of a variety of reflexes including those that modulate cardiac and respiratory function
What nucleus receives all taste input?
Dorsal motor nucleus of the VAGUS
What is NOT part of the auditory pathway?
Superior Colliculus
What is the receptor organ for dynamic equilibrium?
Christa
The functional component of parasympathetic neurons is?
GVE
Identify the ascending pathway for the conscious awareness of pain originating from the eyebrow?
Opthalmic Nerve
Trigeminal Ganglion
Spinal Trigeminal Nucleus
Primary Sensory Area
Ascending fibers of the medial longitudinal fasciculus MLF end in the
Oculomotor Nuclei
Which pair of nerves innervate the tensor tympani and stapedius muscles?
Trigeminal & Facial
Where is the spiral organ (of corti)?
Cochlear Duct
Which cranial nerve does not have a parasympathetic component?
Vestibulocochlear
There off the following nerves have similar functions - which one is different?
Trochlear
Which bundle of nerve fibers contains the central branches of the primary sensory neurons that provide for general sensation (not taste) from the posterior third of the tongue
Spinal Trigeminal Tract
What statement is true?
Crossing of ascending fibers at more than one level provides exclusive representation of the contralateral cochlea int he primary auditory cortex
Which is involved in the pupillary light reflex?
Ciliary Ganglion
How many functional components are in the brainstem?
7
What is the fluid inside of scala media?
Endolymph
What muscle is supplied by the 6th nerve?
Lateral Rectus
Which functional component do the trochlear, oculomotor, and hypoglossal nerves have in common?
GSE
Where are the motor neurons that innervate the larynx and pharynx located?
Nucleus Ambiguus
Which is the major decussation of the auditory pathway?
Trapezoid Body / Fibers
The cochlear nuclei…
…receive afferents from the spiral ganglion
Where might a lesion cause a loss of taste?
Solitary tract and nucleus
Which cranial nerve carries taste sensation from the back of the throat, including the epiglottis?
Vagus
Which group of nerves contain the special visceral afferent functional component?
Facial
Olfactory
Vagus