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Author Question: An obstructed airway prevents: A) air from entering or leaving the lungs. B) the movement of ... (Read 99 times)

robinn137

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An obstructed airway prevents:
 
  A) air from entering or leaving the lungs. B) the movement of blood through the body.
  C) both A and B. D) neither A nor B.

Question 2

Diseases of the lower respiratory system can be classified as:
 
  A) malignancies. B) obstructive diseases.
  C) inflammatory diseases. D) any of the above.



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soda0602

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Answer to Question 1

A

Answer to Question 2

D




robinn137

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Reply 2 on: Jun 25, 2018
Excellent


Liddy

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Blood is approximately twice as thick as water because of the cells and other components found in it.

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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

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Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

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