LPN ~ Intro to Pharmacology and
Clinical Calculations, Ch 14, Ear and
Eye Medications Exam Questions &
Answers (Grade A+)
The Outer ear -
correct answer ✅Pinna, Visible part of the ear and the external
auditory canal, Protects middle and inner ear, Collects sound and
funnels it through canal, and Glands in external canal secrete
cerumen to protect inner ear from damage and infections
The Middle ear -
correct answer ✅Tympanic membrane (eardrum): separates outer
ear from middle ear, Auditory ossicles (malleus, incus, stapes),
Middle ear cavity: hollow area containing ossicles, Eustachian tube:
connects ear and throat and functions to equalize pressure on both
sides of tympanic membrane
The Inner ear -
correct answer ✅Oval window: located behind stapes and vibrates
when bone strikes it, Round window: serves as pressure relief valve,
Cochlea: helps with hearing, Semicircular canals: helps with
balance, Vestibule: helps with balance
Otitis Media -
correct answer ✅inner ear infection
, LPN ~ Intro to Pharmacology and
Clinical Calculations, Ch 14, Ear and
Eye Medications Exam Questions &
Answers (Grade A+)
Otitis Externa -
correct answer ✅outer ear infection (Swimmers ear)
Antibiotic/glucocorticoid Combo Drugs -
correct answer ✅Used for outer (swimmers ear) infections, drops
or ointment.
Systemic Antibiotics -
correct answer ✅Required for inner ear infections
Pain Medications -
correct answer ✅for infection or trauma. NEVER INSTIL MEDS IF
POSSIBLE EARDRUM RUPTURE
Cerumen Impaction -
correct answer ✅Causes decreased hearing, and traps bacteria.
Balance Disorders -
correct answer ✅Motion Sickness and Vertigo
Clinical Calculations, Ch 14, Ear and
Eye Medications Exam Questions &
Answers (Grade A+)
The Outer ear -
correct answer ✅Pinna, Visible part of the ear and the external
auditory canal, Protects middle and inner ear, Collects sound and
funnels it through canal, and Glands in external canal secrete
cerumen to protect inner ear from damage and infections
The Middle ear -
correct answer ✅Tympanic membrane (eardrum): separates outer
ear from middle ear, Auditory ossicles (malleus, incus, stapes),
Middle ear cavity: hollow area containing ossicles, Eustachian tube:
connects ear and throat and functions to equalize pressure on both
sides of tympanic membrane
The Inner ear -
correct answer ✅Oval window: located behind stapes and vibrates
when bone strikes it, Round window: serves as pressure relief valve,
Cochlea: helps with hearing, Semicircular canals: helps with
balance, Vestibule: helps with balance
Otitis Media -
correct answer ✅inner ear infection
, LPN ~ Intro to Pharmacology and
Clinical Calculations, Ch 14, Ear and
Eye Medications Exam Questions &
Answers (Grade A+)
Otitis Externa -
correct answer ✅outer ear infection (Swimmers ear)
Antibiotic/glucocorticoid Combo Drugs -
correct answer ✅Used for outer (swimmers ear) infections, drops
or ointment.
Systemic Antibiotics -
correct answer ✅Required for inner ear infections
Pain Medications -
correct answer ✅for infection or trauma. NEVER INSTIL MEDS IF
POSSIBLE EARDRUM RUPTURE
Cerumen Impaction -
correct answer ✅Causes decreased hearing, and traps bacteria.
Balance Disorders -
correct answer ✅Motion Sickness and Vertigo
