Proteoglycan Molecules in the Matrix of Cartilage

question 75

Multiple Choice

Proteoglycan molecules in the matrix of cartilage

• A) replace collagen fibers in the matrix.
• B) give cartilage its resilient nature.
• C) fill the lacunae.
• D) make the perichondrium very stretchable.
• E) make cartilage hard and compact.

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Definitions:

Eardrum

The thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves, aiding in hearing.

Nerve Hearing Impairment

A type of hearing loss that occurs due to damage to the auditory nerve or the pathways that lead sound from the ear to the brain.

Cochlear Implants

Electronic medical devices that replace the function of the damaged inner ear by providing a sense of sound to a person who is profoundly deaf or severely hard of hearing.

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Sensory organs located on the tongue responsible for perceiving different tastes.