Receptors- The Ear

Question 1

Peri

Answer 1

Around

Question 2

Membranous labyrinth

Answer 2

Floats in the perilymph and is filled with endolymph

Question 3

End

Answer 3

Inside

Question 4

Labyrinth

Answer 4

Passage

Question 5

Oto

Answer 5

Ear

Question 6

Liths

Answer 6

Stones

Question 7

Hearing loss (deafness)

Answer 7

Partial or total inability to hear sound

Question 8

Pre-lingual deafness

Answer 8

Hearing loss that occurs before a child has squired a spoken language

Question 9

Post-lingual deafness

Answer 9

Hearing loss after a child has learnt to speak a language, usually after the age of six

Question 10

Otitis media

Answer 10

Inflammation of the middle ear caused by a bacterial or viral infection

Question 11

Sensorineural hearing loss

Answer 11

Hearing loss caused by damage/ loss of sensory/ neural organs etc.

Question 12

Grommets

Answer 12

Small ventilation tubes made of either plastic or metal, inserted through an incision in the eardrum after all the mucus has been sucked out

Question 13

Hearing aids

Answer 13

Small electronic device that amplifies incoming sound

Question 14

DEAFSA

Answer 14

Formerly known as the South African National Council for the Deaf and “ “ “ “ for the blind
( founded 1929)

Question 15

Maculae

Answer 15

1. Equilibrium receptors

2. Patches of hair covered with a jelly-like layer in which otoliths (calcium carbonate crystals) are embedded

Question 16

Ampulla

Answer 16

Enlarged swelling at one side of duct

Question 17

Cristae

Answer 17

Patch of hair cells covered by Capula

Question 18

Capula

Answer 18

Jelly-like cap that covers hair cells

Question 19

Cochlea implants

Answer 19

Electronic device that restores hearing to people with very sever or profound deafness

Question 20

Bony labyrinth

Answer 20

A series of canals and cavities within the temporal bone, filled with perilymph