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Home Q & A Board Biology-Related Homework Help Medicine
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Ashley b Ashley b
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6 years ago
Exchange of oxygen and carbon dioxide occurs in the:
 A) alveoli
  B) bronchi
  C) bronchioles
  D) trachea

QUESTION 2

Phlegm is also known as:
 A) chyme
  B) mucous
  C) sputum
  D) bolus

QUESTION 3

The respiratory tract is lined with:
 A) adipose tissue
  B) connective tissue
  C) mucous membrane
  D) skeletal muscle

QUESTION 4

Sound is produced by:
 A) movement of air past the vocal cords
  B) vibration of vocal cords
  C) both a and b
  D) neither a or b

QUESTION 5

How does the pharynx provide immunity?
 A) ciliary action
  B) the epiglottis prevents unwanted material from entering the pharynx
  C) tonsils trap microorganisms
  D) saliva kills antigens

QUESTION 6

How does the nasal cavity help in removing pathogens?
 A) ciliary action
  B) coughing
  C) olfactory nerves
  D) increasing mucous production

QUESTION 7

A septum divides the _________ into right and left portions:
 A) bronchus
  B) lungs
  C) nose
  D) pharynx
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huhuhuhuahuhuhuhua
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6 years ago
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Ashley b. Author
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#2
6 years ago
Thank you soooo very much, it was really helpful and kind of you to answer my q's
wrote...
#3
6 years ago
You're welcome, once again
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