SUR 104 - ENT
Card Set Information
SUR 104 - ENT
primary function of auricle
concentrate and conduct incoming sound waves (B)
what does cerumen do?
structure of trachea that is landmark for bronchoscopy
trachea extends from?
cricoid to the carina
which instrument is used to remove nasal polyp?
immediate post thyroidectomy complication
benign epithelial neoplasm characterized by lobular tumor
why is uvulopalatopharyngeoplasty performed?
primary reason for performing adenoidectomy?
neck anatomically divided into?
what is sent with the patient to their room for tracheostomy?
myringoplasty is performed for what part of the ear?
situated behind the nasal cavity and above oral cavity
why is turbinectomy (removal of bony turbinate) performed?
increase air flow to the nose
parathyroid glands produce parathyroid hormone that does what?
elevates calcium levels
paired sinuses that are large sinuses below orbits
floor of mouth contains ducts for what glands?
submandibular and lingual
thyroid hormones (T3, T4) are necessary for regulating what?
metabolism and growth
why is submandibular gland removed?
chronic infection, stone formation, or neoplasm
maxillary sinus is approached through what?
contains arytenoid cartilage
contains ear wax
where is cochlear implant performed?
where is stapendectomy performed?
where is portion of facial nerve?
incision for thyroidectomy
concentration of cocaine used for local anesthetic
most common ear infections
otitis externa (swimmer's ear)
infection of middle ear
abnormal thickening of the bone in middle and inner ear
most common cause of conductive hearing loss
what is placed in the ear canal to prevent prep solution from entering the canal?
sterile cotton ball
extends to cheek medially, occiput laterally, temporal bone superiorly and upper neck inferiorly
irrigation solutions used
saline or lactated Ringer solution
two types of dressings used
when is a mastoid dressing applied?
after complex procedures of ear, especially those requiring drilling of the mastoid
when is a Glasscock dressing applied?
after minor procedures of the ear
meds used in most ear surgeries to control bleeding by vasoconstriction
lidocaine with epinephrine
primary hemostatic agents
surgical opening made in tympanic membrane
fluid in middle ear
how is general anesthesia administered for myringotomy?
by mask because procedure is brief
procedure performed to close a small, nonhealing hole in the tympanic membrane
surgical removal of cholesteatoma and mastoid bone
two methods used to perform tympanoplasty
removal of diseased bone, mastoid air cells, and soft tissue lining the air cells of the mastoid
reconstruction of ossicles to restore conduction to oval window
why is stapedectomy performed?
to treat profound hearing loss related to sclerosis of stapes
most common cause of break in ossicle chain
for what is cochlear implant used?
transmit external sound directly to 8th cranial nerve in the treatment of sensorineural deafness
when can a cochlear implant be inserted in a child?
2 primary components of a cochlear implant
electronic processor - implanted outside the ear that captures and transmits sound to internal transmitter
internal transmitter - implanted in cochlea - conveys signals to electrodes
prep for intranasal and endoscopic procedures
may not be prepped because case is considered clean, not sterile
sponges commonly used in procedures of nasal cavities, mouth and throat
flat cottonoid sponges (patties)
round gauze sponges
technique used to enter maxillary sinus in which an incision is made in gingival-buccal sulcus
why is Caldwell-Luc procedure performed?
for drainage of abscess in maxillary sinus and surgical removal of granulation tissue that has accumulated as result of chronic sinus infection
removal of bony turbinate to increase airflow through the nose
manipulation of septum to return it to its correct anatomical position
procedure performed to reshape external nose for aesthetic or functional purposes
removal of tonsils to eradicate infection, improve airway or remove cancer
most common reasons for which tonsillectomy is indicated
retractor used for tonsillectomy
primary concern after tonsillectomy
primary reasons for adenoidectomy
chronic infection and obstruction caused by hypertrophy of tissue
reconstruction of uvula and oropharynx performed to reduce and tighten oropharyngeal tissue
in what procedure is the patient placed in reverse Trendelenburg?
instruments used to remove nasal polyps under direct visualization with nasal endoscopes
Wilde forceps or microdebrider
what nerve crosses posterior triangle of neck behind sternocleidomastoid muscle?
spinal accessory nerve (cranial nerve XI)
what are the 2 lobes of thyroid connected by?
hemostatic agents used for extensive neck extension
removal of all cervical lymph nodes and surrounding structures
radical neck dissection
excision of all lymph nodes with preservation of one or more of nonlymphatic structures
modified neck dissection
removal of upper 2/3 of cervical lymph nodes and structures with preservation of neurovascular and musculoskeletal structures
selective neck dissection
removal of tongue for treatment of cancer
sections of ossicles
receptors for hearing and balance within inner ear
suction used for middle or inner ear procedures
Frazier tip suction
procedure in which external auditory canal is reconstructed
benign tumor of middle ear caused by shedding of keratin in chronic otitis media
abnormal growth of cells
rapid oscillation of eye (symptom of certain nervous system diseases)
bones of middle ear that conduct sound
benign epithelial tumor
excessive proliferation of mucosal epithelium