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 90 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?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

For a complete list of videos, visit our video library