CST certification Study guide 2023
Questions and Answers.
external/outer ear structure -
\pinna or auricle
where do sound vibrations pass? -
\External auditory canals
tympanic membrane is also called -
\eardrum
which part of the ear contains the ossicles? -
\Middle ear
what are the ossicles of the ear? -
\malleus(hammer), incus(anvil), stapes(stirrup)
which middle ear bone is connected to the oval window? -
\Stapes
what connects the nasopharynx to the middle ear? also helps maintain air pressure on
both sides of eardrum -
\eustachian tube
why is a pillow placed under the knees when pt is in the supine position? -
\ease lower back stress
why are arms tucked at the patients side in a supine position? -
\pad/protect ulnar nerve
position for most ear procedures -
\supine
why cant nitrous oxide be used for reconstructive ear surgery? -
\causes expansion of middle ear/ discoloration of tympanic membrane graft
prep is from where to where for ear surgery? -
\from hairline to shoulders, midline of face to well behind operative ears
mastoid dressing -
\-glasscock mastoid dressing
Questions and Answers.
external/outer ear structure -
\pinna or auricle
where do sound vibrations pass? -
\External auditory canals
tympanic membrane is also called -
\eardrum
which part of the ear contains the ossicles? -
\Middle ear
what are the ossicles of the ear? -
\malleus(hammer), incus(anvil), stapes(stirrup)
which middle ear bone is connected to the oval window? -
\Stapes
what connects the nasopharynx to the middle ear? also helps maintain air pressure on
both sides of eardrum -
\eustachian tube
why is a pillow placed under the knees when pt is in the supine position? -
\ease lower back stress
why are arms tucked at the patients side in a supine position? -
\pad/protect ulnar nerve
position for most ear procedures -
\supine
why cant nitrous oxide be used for reconstructive ear surgery? -
\causes expansion of middle ear/ discoloration of tympanic membrane graft
prep is from where to where for ear surgery? -
\from hairline to shoulders, midline of face to well behind operative ears
mastoid dressing -
\-glasscock mastoid dressing
