Brainstem 2 Flashcards
SVE branch of the glossopharyngeal nerve function and nucleus?
pharyngeal muscles; nucleus ambigus
GVE branch of glossopharyngeal nerve function and nucleus?
parotid gland; inferior salivary nucleus
GVA branch of glossopharyngeal nerve function and tract?
visceral sensory; solitary nucleus and tract
SVA branch of glossopharyngeal nerve function and tract?
posterior 1/3 of tongue; solitary tract and nucleus
GSA branch of glossopharyngeal nerve function and tract?
pharynx, posterior oral cavity; spinal trigeminal nucleus and tract
What two cranial nerves are responsible for the gag reflex and where do these synapse?
CN IX and X; nucleus solitarius and ambiguus
SVE branch of vagus nerve function and nucleus?
pharyngeal muscles; nucleus ambiguus
GVE branch of vagus nerve function and nucleus?
thoracic and abdominal viscera larynx; dorsal motor nucleus of vagus
GSA branch of vagus nerve function and nucleus?
meninges, pharynx, larynx; spinal trigeminal nucleus and tract
GVA branch of vagus nerve function and nucleus?
thoracic and abdominal viscera stretch receptors in aortic arch chemoreceptors in aortic bodies; solitary nucleus and tact
Corticobulbar tract for trapezius _____ crosses over.
LMNs
Corticobulbar tract for SCM LMNs stays on the __________ side.
ipsilateral
Do UMN’s of the trapezius also cross the midline?
yes; remember it is part of the corticospinal tract
What 3 CN exit the skull through the jugular foramen?
IX, X and XI
CN ___ innervates the intrinsic musculature of the tongue.
CN XII