#1
Which structure is responsible for maintaining balance in the human body?
Semicircular canals
ExplanationMaintains balance by detecting rotational movements of the head.
#2
Which bone in the human body is also known as the 'hammer'?
Malleus
ExplanationTransmits sound vibrations from the eardrum to the inner ear.
#3
What is the purpose of the Eustachian tube?
Equalizing pressure
ExplanationMaintains equal pressure in the middle ear.
#4
Which of the following is not a part of the pharynx?
Eustachian tube
ExplanationEustachian tube connects the middle ear to the throat, not part of the pharynx.
#5
What is the function of the cilia in the nasal cavity?
Filtering and humidifying air
ExplanationCilia trap particles and humidify air before it reaches the lungs.
#6
Which of the following is not a function of the nasal cavity?
Producing saliva
ExplanationNasal cavity functions include warming, moistening, and filtering air.
#7
What is the medical term for the eardrum?
Tympanic membrane
ExplanationThin membrane that vibrates in response to sound waves.
#8
Which part of the throat contains the vocal cords?
Larynx
ExplanationContains vocal cords, crucial for sound production.
#9
Which part of the ear is primarily responsible for converting sound waves into electrical signals?
Inner ear
ExplanationContains cochlea, which converts sound waves into electrical signals.
#10
What is the role of the uvula?
Aiding in speech articulation
ExplanationAssists in modulating sound during speech production.
#11
Which of the following structures is responsible for equalizing pressure between the middle ear and the outside environment?
Eustachian tube
ExplanationEqualizes pressure to prevent damage to the eardrum.
#12
Which of the following is a function of the olfactory epithelium?
Smelling
ExplanationDetects and transmits information about odors to the brain.
#13
What is the primary function of the adenoids?
Producing antibodies
ExplanationPart of the immune system, produce antibodies to fight infections.
#14
Which of the following is not a function of the external ear?
Equilibrating pressure
ExplanationExternal ear collects sound waves, helps in sound localization.
#15
What is the function of the tonsils?
Helping to fight infections
ExplanationLymphoid tissue that helps in immune response against pathogens.