Author Question: The primary purpose of the ciliated mucous membrane in the nose is to: a. Warm the inhaled air. ... (Read 93 times)

kwoodring · **on:** Jun 25, 2018

The primary purpose of the ciliated mucous membrane in the nose is to:

a. Warm the inhaled air.
b. Filter out dust and bacteria. c.
Filter coarse particles from inhaled air.
d. Facilitate the movement of air through the nares.

Question 2

The nurse is testing the hearing of a 78-year-old man and is reminded of the changes in hearing that occur with aging that include which of the following? Select all that apply.

a. Hearing loss related to aging begins in the mid 40s.
b. Progression of hearing loss is slow.
c. The aging person has low-frequency tone loss.
d. The aging person may find it harder to hear consonants than vowels.
e. Sounds may be garbled and difficult to localize.
f.
Hearing loss reflects nerve degeneration of the middle ear.

aliotak · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

ANS: B
The nasal hairs filter the coarsest matter from inhaled air, whereas the mucous blanket filters out dust and bacteria. The rich blood supply of the nasal mucosa warms the inhaled

Answer to Question 2

ANS: B, D, E
Presbycusis is a type of hearing loss that occurs with aging and is found in 60 of those older than 65 years. It is a gradual sensorineural loss caused by nerve degeneration in the inner ear or auditory nerve, and it slowly progresses after the age of 50 years. The person first notices a high-frequency tone loss; it is harder to hear consonants (high-pitched components of speech) than vowels, which makes words sound garbled. The ability to localize sound is also impaired.