Gas Exchange Reflection

Which means: To take into the lungs to gain oxygen?

• Diffuse

• Inhale

• Respire

• Exhale

A tiny air sac inside a lung, adapted to diffuse oxygen easily.

• Bronchiole

• Trachea

• Nasal Passage

• Alveolus

What is the process by which cells obtain energy from glucose and oxygen?

• exhalation

• photosynthesis

• respiration

• eating

Plants take in what gas?

• Oxygen

• Argon

• Nitrogen

• Carbon Dioxide

The chemical reaction of oxygen and glucose produces what?

• water, energy and carbon dioxide

• energy and carbon dioxide

• Nitrogen, argon and oxygen

• sweet air

The gas which the body exhales as waste is called...

• carbon dioxide

• argon

• oxygen

• nitrogen

Alveoli are adapted to work efficiently because...

• They are large

• They have thin walls

• They have thick walls

• There are only a few of them

What is heart rate?

• The number of times your heart beats.

• The maximum amount of times your heart should be.

• The number of times your heart beats per minute.

• The amount of times your heart should beat while exercising.

Where are the two easiest places to find your pulse?

• foot and leg

• finger and thumb

• neck and wrist

• arm and leg

What is resting heart rate?

• Your heart rate after you have exercised.

• Your heart rate after you have been eating or drinking.

• Your heart rate when you are at a complete state of rest.

• Your heart rate before your exercise.