Respiratory System Practice Questions

air exchange in and out of the lungs

• ventilation

• immunity

• phonation

• cellular respiration

Gas exchange between the blood stream and tissues

• ventilation

• internal gas exchange

• immunity

• phonation

Tags

NGSS.HS-LS1-3

NGSS.HS-LS2-5

Cells lining the respiratory system have _____ which move mucus and trap debris.

• cilia

• nuclei

• red blood cells

• flagella

Tags

NGSS.MS-LS1-2

Phonation occurs when

• air vibrates the vocal cords

• microbes and debris are trapped in mucus

• red blood cells pick up oxygen

• cellular respiration occurs

These structures reduce the weight of the skull, moisten the incoming air, and improve the quality of voice

• nostrils

• sinuses

• eyes

• pharynx

the area behind the oral cavity; connection between nasal cavity and larynx

• nasal cavity

• pharynx

• vocal cords

• glottis

the flap of tissue that covers the larynx when food is swallowed to prevent the food from entering the lungs

• glottis

• epiglottis

• sinus

• pharynx

2 horizontal flaps of muscle & connective tissue that can produce sound

• vocal cords

• vocal cavity

• larynx

• pharynx

When tension of the vocal cords is increased, the pitch of sound

• increases (high pitch)

• decreases (low pitch)

• stays the same

The intensity and loudness of sound produced by the vocal cords depends on

• the pitch of the voice

• the force of air passing through

• what you had to eat for breakfast

• the amount of carbon dioxide in the blood

Tags

NGSS.MS-PS4-1