Miss Guest - Cardiorespiratory Systems

Question 1

Name the correct order of oxygen moving through the respiratory system.

Answer 1

1. Mouth & Nasal Cavity
2. Larynx
3. Trachea
4. Bronchi
5. Left & Right Lungs
6. Bronchioles
7. Alveoli
8. Oxygen enters the bloodstream through the wall of the alveoli
9. The inhalation of oxygen causes the lungs to press against the diaphragm.

Question 2

What is the function of a goblet cell?

Answer 2

• Release of sticky mucus to help trap unwanted particles in the air
• The cilia of the cell waft back and forth to move mucus out of the lungs

Question 3

What are squamous epithelium?

Answer 3

Egg-shaped nuclei which are one cell thick to allow for efficient diffusion

Question 4

What determines where the liquids go in the body once they have entered the mouth?

Answer 4

The epiglottis opens and shuts to prevent liquids entering the trachea(windpipe).