1
Atherosclerosis is a condition in which:
2
Capillaries
3
When blood flows into the right atrium from the body, it contains:
4
What happens to cause air to be exhaled from the lungs?
5
Which process takes place in the large intestine?
6
Where in the respiratory system does gas exchange occur?
7
Which of the following is NOT a function of the digestive system?
8
Which chamber of the heart pumps oxygen-poor blood to the lungs?
9
The function of white blood cells is to:
10
In which vessels are materials exchanged between the blood and the body cells?
11
What process involves muscle contractions that move food through the esophagus?
12
The dome-shaped muscle that plays an important role in breathing is the:
13
Tiny filtering structures where urine is produced in the kidneys are called:
14
Blood vessels that carry blood away from the heart are called:
15
What substance in the mouth contains an enzyme that begins chemical digestion?
16
During gas exchange, which substance moves from the alveoli into the blood?
17
Which component of blood is 90 percent water?
18
What structure(s) enable(s) the small intestine to absorb large amounts of nutrients?
19
What carbohydrate helps your digestive system function even though your body cannot digest it?
20
What substance coats and protects the inside of the stomach?
