Hello students, the topic for today is ‘Ear Anatomy’. The Ear in humans is made up of three parts that are the outer, middle and inner ear. Human outer ear part is consists of the pinna which is for the protection of inner ear. The external auditory meatus collects sound and directs it towards the eardrum. The shape of pinna helps to detect from where sound is coming.
For the more information you must read MCQs. It will provide you brief of Ear anatomy.
MCQ. 1): Which part of the body allows you to hear sounds?
a) Nose
b) Ear
c) Mouth
d) Brain
MCQ. 2): The prominence curved parallel with and in front of the helix is known as ………………………………………….
a) Helix
b) Antihelix
c) Pinna
d) Lobule
MCQ. 3): Ear shows a prominent rim of the auricle is known for ……………………………………………………………..
a) Antihelix
b) Double helix
c) Helix
d) Single helix
MCQ. 4): The small pointed eminence of ear is known as ………………………………………………………………….
a) Meatus
b) Tragus
c) Concha
d) Helix
MCQ. 5): Which of the following part extends from concha to tympan membrane?
a) Internal auditory canal
b) External auditory canal
c) Internal concha
d) None of them
MCQ. 6): The external ear consists of ……………………………………………………….
a) Oval window
b) Tympanic membrane
c) Auditory ossicles
d) vestibules
MCQ. 7): The middle ear in humans consists of ………………………………………………………..
a) Semicircular canals
b) Cochlea
c) Vestibule
d) Eustachian tube
MCQ. 8): Which of the following part plays an important role in localization of sound?
a) Pinna
b) Auditory canal
c) Lobule
d) Ear drum
MCQ. 9): Which of the following is a curved tube that extends from pinna to ear drum?
a) Ear pinna
b) External auditory meatus
c) Tympanic membrane
d) All of them
MCQ. 10): In external auditory meatus, which gland secrets cerumen the ear wax?
a) Salivary gland
b) Parotid gland
c) Ceruminous gland
d) None of them
Answer
1) b) Ear
2) b) Antihelix
3) c) Helix
4) b) Tragus
5) b) External auditory canal
6) b) Tympanic membrane
7) d) Eustachian tube
8) a) Pinna
9) b) External auditory meatus
10) c) Ceruminous gland
MCQ. 11): Which of the following helps to prevent dust and foreign objects from entering the ear?
a) Cerumen
b) Hairs
c) Both a) and b)
d) None of above
MCQ. 12): The tympanic membrane of the ear is also known as ………………………………………………………..
a) Ear pinna
b) Ear drum
c) Ear auditory
d) Ear helix
MCQ. 13): Which of the following is a thin semi-transparent partition between external auditory canal and middle ear?
a) Auricle
b) Tympanic membrane
c) Cochlea
d) Pinna
MCQ. 14): Which of the following is the smaller bone of human body present in the ear?
a)Ear drum
b)Auditory ossicles
c)Tympanic membrane
d)Lobules
MCQ.15): Which of the following is first bone of middle ear?
a) Meatus
b) Malleus
c) Incus
d) Stapes
MCQ. 16): What is the function of malleus in middle ear?
a) Protects ear
b) Transmission of sound waves
c) Prevents dust
d) Supports body
MCQ. 17): Which of the following is second bone of the middle ear and located in between malleus and the stapes?
a) Incus
b) Malleus
c) Hammer
d) Stapes
MCQ. 18): Which is the last bone of the middle ear?
a) Hammer
b) Malleus
c) Stapes
d) Incus
MCQ. 19): In the inner ear, a membrane covered opening which leads from the middle ear to the vestibule is called as ……………………………………………………….
a) Auditory ossicles
b) Malleus
c) Anvil
d) Oval window
MCQ. 20): Which of the following opens during swallowing, chewing and yawing?
a) Auditory
b) Anvil
c) Eustachian tube
d) Oval window
MCQ.21): The inner ear or labyrinth is divided into …………………………………………………………….
a) Outer ear
b) Outer bony labyrinth
c) Inner membranous labyrinth
d) b) and c)
Answer
11) c) Both a) and b)
12) b) Ear drum
13) b) Tympanic membrane
14) b) Auditory ossicles
15) b) Malleus
16) b) Transmission of sound waves
17) a) Incus
18) c) Stapes
19) d) Oval window
20) c) Eustachian tube
21) d) b) and c)