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Flashcards in Spinal Anat - Irene Gold Deck (258)
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181

what is specificly for static equilibrium?

sacule and utricle

182

what is specificly for dynamic equilibrium?

semicircular canals

183

what are the "hair cells" of the ear?

sterocilia and kinocillium and they are in the macula and extend through an otolithic membrane

184

fx of otolithic membrane?

slides w/ movement and stimulates the hair which are connected to CN VIII

185

what are the orientation of the semicircular canals?

ant and post= vertical; lateral= horizontal

186

what is the ampulla? And what is contained in the ampulla?

dilated portion of each duct. Contains crista

187

what is the crista?

hair cells covered with gel called cupula

188

where is the organ of corti located?

cochlea

189

does the sense of smell pass through the thalamus?

NO instead it goes through the Olfactory Bulb (which is mitral cells)

190

does the sense of smell pass through the limbic system?

YES, it creates memories

191

what opens to the superior nasal meatus?

posterior ethmoidal air cells]

192

what opens to the middle nasal meatus?

maxillary sinus and frontal

193

what opens to the inferior nasal meatus?

Nasolacrimal duct

194

what part of the brain perceives smell?

uncus

195

what is the olfactory bulb an extension of?

telencephalon

196

what are the functional cells of smell?

MITRAL and tufted cells

197

where does visual information travel after the optic chiasm?

the optic tract

198

where does visual information travel after the optic tract?

the lateral geniculate body

199

what centers of the brain receives the visual info?

calcarine sulcus of occipital lobe AND superior colliculus for visual motor functions

200

is the sclera continuation of the conjunctiva?

yes

201

what are the borders of the anterior chamber of the eye?

cornea to iris (cia= Cornea, Iris, Anterior

202

what are the border of the posterior chamber of eye?

iris to lens

203

what are the borders of the vitreous chamber of the eye?

lens to retina

204

where is the ciliary body contained?

posterior chamber

205

what does the ciliary body make?

aqueous humor

206

what is the flow pattern of the aqueous humor?

post, ->ant -> out of the Canal of Schlemm to venous system

207

what happens if you have a blockage of the canal of schlemm?

glaucoma

208

what does the perineurium cover?

the fasciculus

209

what are the motor nerves of the cervical plexus?

C3,4,5

210

what are the sensory nerves of the cervical plexus?

"OATS" lesser Occipital; great Auricular, Transverse cervical nerve; Supraclavicular