Week 4: Module 2 Pt.1

Question 1

Explain the difference between the respiratory and circulation system.

Answer 1

Respiratory system:
1. Pulmonary ventilation: movement of air into lungs.
2. External respiration: O2 and CO2 exchange between lungs and blood.
Circulatory system:
1. Gas transport.
2. Internal respiration: O2 and CO2 exchange between blood and tissues.

Question 2

What is within the respiratory zone?

Answer 2

1. Respiratory bronchiole
2. Alveolar duct
3. Alveoli

Question 3

Goblet cell function

Answer 3

Produces mucus.

Question 4

Nasal cavity function

Answer 4

Warm, moisten air and move mucus to pharynx.