BJU Science 5, Chapter 11

tiny blood vessels that surround the alveoli

• bronchi

• capillaries

• cilia

• trachea

also called the windpipe

• larynx

• pharynx

• trachea

• bronchi

tiny air sacs in the lungs

• alveoli

• bronci

• bronchioles

• capillaries

tiny hair-like structures that line the nasal passages as well as most of the respiratory system

• alveoli

• capillaries

• cilia

• bronchi

also called the voice box

• pharynx

• lungs

• trachea

• larynx

two tubes that branch off the trachea

• bronchi

• bronchioles

• alveoli

• capillaries

also called the throat

• larynx

• trachea

• nasal passages

• pharynx

What is #2 pointing to?

• pharynx

• epiglottis

• mouth

• nasal cavity

What is #3 pointing to?

• epiglottis

• capillaries

• pharynx

• nasal cavity

What is #4 pointing to?

• epiglottis

• throat

• larynx

• trachea