Answer all the questions
The Heart of the Matter
- List the structures of the respiratory tract.
- Describe the processes of inhalation and exhalation in terms of muscle contraction and rib/lung size.
- Where does gas exchange occur in the lungs, and how?
- List two functions of the blood other than carrying oxygen.
- Name the four chambers and four valves of the heart.
- Put the structures of the right side of the heart in order based on how blood moves through them. Write a “1” next to the first structure the blood enters, “2” next to the second, and so on.
- Lungs____
- Right ventricle____
- Right AV valve____
- Pulmonary arteries____
- Right atrium____
- Right semilunar valve____
- In “On the Move” we learned that cardiac muscle tissue is involuntary. What does that mean?
- Define the following and describe their structure and function:
a.Arteries:
b.Capillaries:
c.Veins: