This topic contains a solution. Click here to go to the answer

Author Question: These statements are about changes in the respiratory system. Which is correct? a. Respiratory ... (Read 76 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
These statements are about changes in the respiratory system. Which is correct?
 
  a. Respiratory muscles strengthen.
  b. Lung tissue is more elastic.
  c. Coughing may be easier to accomplish.
  d. Respiratory infections and diseases can threaten the person's life.

Question 2

Which is a cause of poor circulation in order persons?
 
  a. Thicker heart muscle.
  b. Narrowed arteries.
  c. Arteries are more elastic.
  d. Decreased amounts of blood.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dreamfighter72

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

D

Answer to Question 2

B





 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

For a complete list of videos, visit our video library