ENT exam Top Questions ans answers 100% Accurate, graded A+
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ENT
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ENT
ENT exam Top Questions ans answers 100% Accurate, graded A+
parts of the external ear - -Auricle
Helix
Antihelix
Lobule
Tragus
Ear canal
mastoid process - -Present in the temporal bone of the skull
Palpated behind the earlobe
consists of sinuses of air cells that form a link wi...
graded a parts of the external ear auricle helix antihelix lobule tragus ear canal mastoid process present in the temporal bone of the
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ENT exam Top Questions ans answers
100% Accurate, graded A+
parts of the external ear - ✔✔-Auricle
Helix
Antihelix
Lobule
Tragus
Ear canal
mastoid process - ✔✔-Present in the temporal bone of the skull
Palpated behind the earlobe
consists of sinuses of air cells that form a link with the middle ear
where does the stylomastoid foramen pierce? - ✔✔-The stylomastoid foramen pierces it from the front
and the mastoid foramen is present at the back
when does the mastoid develop? - ✔✔-Not present in individuals at birth
Develops over time & appears around age 2 y/o
middle ear - ✔✔-Air filled middle ear
Transforms sound vibrations into mechanical waves for the inner ear
Proximal end Eustachian tube connects the middle ear to the nasopharynx
ossicles of middle ear - ✔✔-Malleus
Umbo = eardrum meets
tip of malleus
, Incus
Can sometimes be
seen through drum
Stapes
what nerve is found in the inner ear - ✔✔-Distal end of Auditory Nerve (CN VIII)
assess condition by testing auditory function
hearing pathways- conductive - ✔✔-External ear through the middle ear
Air vs bone
Normally air conduction > bone conduction
sensorineural phase - ✔✔-Cochlea and cochlear phase
equilibrium phase - ✔✔-Labyrinth of the three semicircular canals senses position and movement of the
head to determine balance
hearing loss onset - ✔✔-Unilateral or Bilateral
Sudden - may indicate vascular or autoimmune cause
Gradual - viral etiology
what does conductive hearing loss result from? - ✔✔-Results from dysfunction of the external or middle
ear & includes any condition that interferes with or blocks the transmission of sound waves from the
external ear to the inner ear
EX. of things that could cause conductive hearing loss - ✔✔-- Cerumen
- Foreign Bodies (common in young children)
- Infection
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