Respiration pre-test

Internal respiration is also known as _______________ respiration.

• living cells

• a constant supply

• cellular

• breathing

_____________is the process of inhalation and exhalation.

• Breathing

• Breaking down of glucose

• Cellular respiration

• Releasing energy

The lungs are composed of millions of tiny air sacs called_______________.

• alveolus

• alveoli

• bronchioles

• bags

In humans the exchange of gases takes place by____________ through the thin walls of the___________.

• alveolus/ alveoli

• bronchioles/ lung

• alveolus/ diaphragm

• alveoli/ capillaries

Exhaled air has more________ and ____________, and less _______________ than inhaled air.

• glucose/ water/ carbon dioxide

• energy/ hydrogen peroxide/ oxygen

• carbon dioxide/ water/ oxygen

• water/ energy/ carbon dioxide

Cellular respiration that uses oxygen is called __________________respiration.

• oxidation

• aerobic

• external

• internal

____________is the substance oxidized during respiration.

• Lactose

• Fructose

• Levulose

• Glucose