Label the structures involved in the process of breathing.

a

b

c

d

e

f

g

Pharynx

Larynx

Trachea

Alveoli

Right primary bronchi

Nasal Cavity

Diaphragm

Organize these options into the right categories

Groups:

(a) Upper respiratory tract

,

(b) Lower Respiratory tract

• bronchi

• trachea

• nasal cavity

• larynx

• paranasal sinuses

• pharynx

Identify the different lung volume measurements.

a

b

c

d

e

f

Vital Capacity

Tidal Volume

Inspiratory Reserve Volume

Expiratory Reserve Volume

Total Lung Capacity

Residual Volume

What is the site of gas exchange?

• alveoli

• nose

• lung

• bronchi

Choose 2 answers. What are 2 ways that the right and left lung are different.

• Right lung is larger and has 3 lobes, whereas the left lung is smaller with 2 lobes

• Left lung has the cardiac notch, whereas the right lung does not.

• Right lung is smaller than the left lung.

• Left lung has more alveoli that the right lung.

When the diaphragm and external intercostals contract, _____ occurs.

• inspiration

• The heart rate decreases

• The lungs deflate

• expiration

The volume of the lungs ​ (a)   causing the pressure in the lungs to ​ (b)   . This results in inspiration.

• increases
• decrease

Match the following

• prevents the alveoli in the lungs from collapsing

• tracheal cartilage

• provides an open airway and prevents the windpipe from collapsing

• epiglottis

• traps foreign particles and warms incoming air

• surfactant

• prevents food from entering the larynx when swallowing

• mucus

Tags

NGSS.MS-LS4-2

What performs the following functions: lightens the skull, produces mucus and resonates sound?

• paranasal sinuses

• uvula

• nasal conchae

• larynx

Reorder the path of oxygen from the nostrils to the lungs.

• trachea

• nasal cavity

• larynx

• pharynx