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 28 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?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

For a complete list of videos, visit our video library