respiratory system

Question 1

2. if your blood type is O- what does that mean?

Answer 1

it means that you have no agglutinogens on your red blood cells (Concept 1 Notes: Blood- page 1)

Question 2

4. an oxygen molecule leaves the lungs and goes to _____ side of the heart and then is sent to the ____

Answer 2

left; to the body through arteries (Concept 3 Notes: The Respiratory System- page 20)

Question 3

11. what structure is not a part of the respiratory system? respiratory bronchioles, alveolar ducts, alveolar sacs, alveoli, or primary bronchi?

Answer 3

primary bronchi (Concept 3 Notes: The Respiratory System- page 21)

Question 4

13. expiration (exhalation) occurs when

Answer 4

intrapulmonary volume increases (Concept 3 Notes: The Respiratory System- page
22)

Question 5

19. when the diaphragm contracts, volume inside the lungs ____ and pressure inside the lungs ____

Answer 5

increase; decrease (Concept 3 Notes: The Respiratory System- page 22)

Question 6

29. explain the purpose of the different blood vessels that connect to the alveoli

Answer 6

the arteries bring oxygen poor blood from the heart to the alveoli for gas exchange. gas exchange occurs between the blood in the capillaries and the alveoli. the veins carry oxygen rich blood back to the heart to be pumped out to the rest of the body (Big Body Diagram - Respiratory System: page 2)

Question 7

30b. what is located at the end of the nose?

Answer 7

nostril (Big Body Diagram - Respiratory System: page 1)

Question 8

30c. what is a more official team for the mouth?

Answer 8

oral cavity (Big Body Diagram - Respiratory System: page 1)