exam 3 don't forget! Flashcards
what CNs are associated w/ taste
CN VII, IX, X
what CN is associated w/ Blood O2 and CO2 levels
CN IX
what CNs are associated w/ blood pressure
IX, X
What CNs have special sensory
I, II, VII, VIII, IX ,X
Clinical signs of upper motor neuron damage
Spastic paralysis
Hyperreflexia
Clonus
Clinical signs of lower motor neuron damage
Flaccid paralysis
Hyporeflexia
Atrophy
the pyramidal system (corticospinal tracts), associated with fine motor control, originates in the ____ and ends in the ____
O: cortex
ends: medulla
Extrapyramidal system (Rubrospinal tract) associated w/ coarser movements, originates in the ____ and ends in the ______
O: brainstem, midbrain at RED NUCLEI
ends: descending the pons
order of meningeal layers from most superficial to deep (closest to brain)
Dura mater –> arachnoid –> pia mater (DAP)
where is the subarachnoid space located and what does it contain
b/w arachnoid and pia mater
has CSF
what are choroid plexuses?
vascular tufts in the ventricles, they release CSF
Where can CSF be extracted from
cisterns, the widest subarachnoid spaces
term for the fold b/w R and L hemisphere
falx cerebri
fold of dura and bone b/w cerebrum and cerebellum
Tenrotium cerebelli
what is the primary blood supply to the dura mater
MIDDLE MENINGEAL ARTERY (branch of maxillary)
what muscle is often damaged during surgeries that drain the ear
Parotidoauricularis
Within the parotid gland, the external carotid artery branches into ….
maxillary artery and superficial temporal a.
the lacrimal gland is innervated by parasympathetics from..?
pterygopalatine ganglion (CN VII)
where do Preganglinic parasympathetic cell bodies in Edinger-Westphal nucleus (midbrain) synapse
cervical ganglion
what CN is associated w/ Otic ganglion (parotid gland salivation)
CN IX
what CN is associated w/ Pterygopalatine (lacrimal) and submandibular ganglia (salivation)
CN VII
what is the action of the splenius
extend the neck
what is the action of the Sternocephalicus
flexion of neck
what neck fascia is a possible route of infection
prevertebral (contains all muscles associated w/ the vertebral column)
what nerve: sensory from nasal cavity, cornea, sclera
Nasociliary n.
what nerves are branches of the nasociliary nerve that bring sensory from corena and sclera
Long ciliary nerves
what nerves are branches of nasociliary that bring Parasympathetics to pupillary sphnicter and ciliary muscle
short ciliary nerves
what nerves are branches of nasociliary that bring
sensory from nasal cavity
Anterior and Posterior ethmoidal nerves
what nerve brings sensory from skin of forehead and scalp
Frontal n.
what nerve brings sensory from lacrimal gland, conjunctiva, upper eyelid
lacrimal
what muscle adducts the eye
medial rectus
what muscle abducts the eye
lateral rectus
what eye muscles are used to look UP
dorsal rectus + ventral oblique
what eye muscles are used to look DOWN
ventral rectus + dorsal oblique
