Junior Speical Education Teacher BS-16 Test Preparation :
Possible MCQs on Anatomy of Ear, Audimetry, Tympanometry, hearing loss
The pinna, or auricle, is the visible part of the ear located on the outside of the head. What is its primary function? a) Sound amplification b) Sound transmission to the inner ear c) Protection of the eardrum d) Equilibrium and balance control
What is the medical term for the eardrum? a) Tympanic membrane b) Cochlear nerve c) Stapes bone d) Oval window
The three small bones in the middle ear that transmit sound vibrations from the eardrum to the inner ear are collectively known as the: a) Incus b) Stapes c) Malleus d) Ossicles
What is the name of the spiral-shaped, fluid-filled structure in the inner ear that is responsible for converting sound vibrations into electrical signals for the brain to interpret? a) Cochlea b) Tympanic membrane c) Semicircular canals d) Ossicles
Which part of the ear is responsible for maintaining balance and equilibrium? a) Cochlea b) Vestibule c) Tympanic membrane d) Eustachian tube
The auditory (eustachian) tube connects the middle ear to which part of the head? a) Throat (pharynx) b) Nose (nasal cavity) c) Eyes (orbit) d) Brain (cerebrum)
What is the primary function of the semicircular canals in the inner ear? a) Hearing b) Equilibrium and balance c) Sound amplification d) Filtering out loud noises
The hair cells located within the cochlea are responsible for: a) Amplifying sound waves b) Transmitting sound to the brain c) Converting sound vibrations into electrical signals d) Maintaining balance and equilibrium
What is the name of the fluid that fills the cochlea and facilitates the transmission of sound signals? a) Cerumen b) Endolymph c) Perilymph d) Mucus
Which part of the ear is responsible for equalizing air pressure on both sides of the eardrum? a) Tympanic membrane b) Cochlea c) Vestibule d) Eustachian tube
Audiometry is a diagnostic test used to measure: a) Visual acuity b) Hearing ability c) Lung capacity d) Blood pressure
What unit is commonly used to measure sound intensity in audiometry? a) Decibels (dB) b) Hertz (Hz) c) Pascals (Pa) d) Ohms (Ω)
In pure-tone audiometry, which frequencies are typically tested to assess hearing sensitivity? a) 500 Hz, 1000 Hz, and 2000 Hz b) 250 Hz, 1000 Hz, and 4000 Hz c) 1000 Hz, 3000 Hz, and 6000 Hz d) 2000 Hz, 4000 Hz, and 8000 Hz
In audiometry, the threshold at which a sound is just barely audible to an individual is defined as: a) The maximum hearing level b) The uncomfortable loudness level c) The speech recognition threshold d) The hearing threshold
Speech audiometry assesses a person's ability to: a) Detect pure tones b) Recognize familiar words c) Repeat sentences in a noisy environment d) Discriminate between different vowel sounds
What type of audiometric test is commonly used to assess the ability to hear and understand speech in noisy environments? a) Pure-tone audiometry b) Tympanometry c) Speech-in-noise testing d) Otoacoustic emissions (OAE) testing
Which type of audiometric test is used to evaluate the mobility of the eardrum and the middle ear system? a) Tympanometry b) Otoacoustic emissions (OAE) testing c) Acoustic reflex threshold measurement d) Audiometric pure-tone testing
The air-conduction audiogram and bone-conduction audiogram are used to differentiate between: a) Conductive and sensorineural hearing loss b) Low-frequency and high-frequency hearing loss c) Normal hearing and mild hearing loss d) Unilateral and bilateral hearing loss
What is the purpose of masking in audiometry? a) To make sounds more comfortable for the patient b) To evaluate the patient's speech recognition ability c) To prevent crossover of sound to the non-test ear during pure-tone testing d) To calibrate the audiometer
Which of the following hearing thresholds indicates normal hearing in adults? a) 30 dB HL b) 40 dB HL c) 60 dB HL d) 90 dB HL
Tympanometry is a diagnostic test that primarily evaluates the: a) Ability to hear pure tones b) Function of the cochlea c) Mobility of the eardrum and middle ear system d) Speech recognition in noisy environments
Tympanometry measures changes in air pressure within the ear canal and provides information about the: a) Sensory hair cells in the cochlea b) Function of the auditory nerve c) Status of the eardrum and middle ear system d) Brain's response to auditory stimuli
Tympanometry involves the use of a probe that is inserted into the ear canal. What does the probe measure? a) Sound intensity b) Temperature changes c) Acoustic reflex thresholds d) Air pressure changes
The primary parameter assessed in a tympanogram is: a) Hearing threshold b) Earwax buildup c) Middle ear pressure d) Cochlear response
A type A tympanogram typically indicates: a) Normal middle ear function b) A conductive hearing loss c) A sensorineural hearing loss d) A mixed hearing loss
What does a type B tympanogram, often referred to as a "flat" tympanogram, suggest about the middle ear system? a) Normal middle ear function b) A conductive hearing loss c) A sensorineural hearing loss d) A functional cochlea
In tympanometry, the peak pressure point on the graph is known as: a) The compliance peak b) The otoscopic point c) The impedance peak d) The resonance point
What does a negative pressure on a tympanogram indicate? a) Normal middle ear function b) A conductive hearing loss c) A sensorineural hearing loss d) Eustachian tube dysfunction
Tympanometry can be a valuable tool in the diagnosis of middle ear pathologies, such as: a) Cochlear damage b) Auditory nerve disorders c) Eardrum perforations d) Vestibular disorders
Tympanometry is often used in conjunction with other audiometric tests to: a) Measure pure-tone thresholds b) Assess speech recognition c) Determine the need for hearing aids d) Evaluate cochlear function
