Respiratory System

tiny blood vessels that surround the alveoli

• bronchi

• capillaries

• cilia

• alveoli

also called the windpipe

• cilia

• larynx

• pharynx

• trachea

tiny air sacs in the lungs

• alveoli

• dilia

• capillaries

• trachea

Tags

NGSS.MS-LS1-3

tiny hairlike structures that line the nasal passages as well as most of the respiratory system

• capillaries

• cilia

• larynx

• pharynx

also called the voice box

• trachea

• pharynx

• larynx

• cilia

two tubes that branch off the trachea

• alveoli

• bronchi

• capillaries

• cilia

also called the throat

• trachea

• pharynx

• larynx

• cilia

Which part of the respiratory system is a strong, curved muscle attached below the lungs to the lower ribs and backbone?

• the alveoli

• the diaphragm

• the cilia

• the epiglottis

Which part of the respiratory system is the flap of tissue that covers the trachea when a person swallows?

• the epiglottis

• the larynx

• the diaphragm

• the vocal chords

Which parts of the respiratory system are saclike organs that replace the carbon dioxide in your blood with oxygen?

• the cilia

• the bronchioles

• the lungs

• the bronchi