The Respiratory System

Which of these does the body not store?

• carbohydrates

• nutrients

• glucose

• oxygen

When your diaphragm contracts unexpectedly, you

• cry

• sing

• laugh

• hiccup

Which of these is a waste product?

• oxygen

• alveolus

• bronchioles

• carbon dioxide

What is cilia's main job?

• storing oxygen in the lungs

• exhaling from the lungs to the mouth and nose

• sweeping dirt and mucus out of the respiratory tract

• digesting nutrients from the air before they reach the stomach

Which of the following best describes respiration?

• turning nutrients into energy

• smelling a fragrant flower

• letting your body rest

• breathing in and out

When you inhale, the diaphragm -

• expands

• contracts

• disappears

• stays the same

Another word for "voice box" is -

• cilia

• lung

• larynx

• bronchus

Another word for "windpipe" is

• lung

• larynx

• trachea

• bronchiole

Which of these best explains how your voice makes a sound?

• the vocal cords rhythmically expand and contract

• the diaphragm expands to take in more oxygen

• air from the lungs vibrates the vocal cords

• the bronchioles send oxygen to the larynx

Which of these are a type of blood vessel?

• capillaries

• bronchi

• alveoli

• cilia