AP102

Question 1

Where does gas exchange take place in the lungs?

Answer 1

The Alveoli

Question 2

What is hypocapnia

Answer 2

Low levels of CO2

Question 3

What is alveolar diffusion

Answer 3

Oxygen exchange between alveolar air and capillary blood at sea level

Question 4

What are the 5 stages of respiration?

Answer 4

1. Ventilation
2. Diffusion (1)
3. Transportation
4. Diffusion (2)
5. Utilization

Question 5

What is the formula for the utilization stage of respiration and what is the key by-product?

Answer 5

Fuel + O2 = Energy + H20 + CO2

Question 6

When altitude is the cause for hypoxic hypoxia, what is one of the main factors that will induce the worst symptoms?

Answer 6

Dehydration

Question 7

What is the composition of blood?

Answer 7

55% Plasma, 45% red blood cells, and a small % of white blood cells and platelets

Question 8

What is the metabolic process?

Answer 8

The body acquires energy and turns that energy into chemical energy. After it is tuned into chemical energy, it is then turned into mechanical and thermal energy.

Question 9

What part of the red blood cell is responsible for carrying O2?

Answer 9

Hemoglobin

Question 10

What are the two types of circulation in the heart?

Answer 10

1. Pulmonary Circulation

2. Systemic Circulation

Question 11

What is the purpose of respiriation?

Answer 11

To get O2 into the body and remove excess CO2

Question 12

What is the normal breathing rate of the average adult?

Answer 12

12-16 breaths per minute

Question 13

What is the most important factor in the control of ventilation under normal conditions?

Answer 13

PCO2

Question 14

What is the main purpose of the red blood cells?

Answer 14

Carry oxygen