SCIENCE 10 - Respiratory System SUMMARY: Bonus Activity

1) What happens to the ribcage/chest cavity during inhalation?

• contracts

• expands

• relaxes

• decreases (in volume)

2) For the ribcage to expand, the rib muscles ______?

• contract

• expand

• relax

• increase (in volume)

3) What happens to the ribcage/chest cavity during exhalation?

• contracts

• expands

• relaxes

• decreases (in volume)

4) The ribcage becomes smaller as the rib muscles ______ during expiration.

• contract

• expand

• relax

• decrease (in volume)

5) What happens to the diaphragm during inhalation?

• contracts

• expands

• relaxes

• decreases (in volume)

6) What happens to the diaphragm during exhalation?

• contracts

• expands

• relaxes

• decreases (in volume)

nose/mouth --> nasal/oral cavity --> pharynx --> trachea --> bronchi --> lungs

This is the path of air during?

alveoli --> bronchioles --> trachea --> pharynx --> nasal/oral cavity --> nose/mouth

This is the path of air during?