Exercise

What happens to your breathing rate when you exercise?

• It increases

• It decreases

• It stays the same

Tags

NGSS.HS-LS1-3

What happens to your pulse when you exercise?

• It increases

• It decreases

• It stays the same

Tags

NGSS.HS-LS1-3

Which organ breaks down lactic acid?

• Liver

• Lung

• Heart

• Bladder

During oxygen debt, the lactic acid is removed from

• Liver

• Muscles

• Lungs

• Heart

An oxygen debt occurs in muscles when...

• more carbon dioxide has been produced

• the breathing rate increases

• anaerobic respiration has taken place

• the pulse rate increases

Tags

NGSS.HS-LS2-3

What type of respiration requires oxygen?

• Aerobic

• Anaerobic

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which type of respiration is most efficient?

• Aerobic

• Anaerobic

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which type of respiration produces the most energy

• Anaerobic

• Aerobic

• Both produce the same amount

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

What is the primary energy source used by muscles during the first few seconds of exercise?

• ATP

• Glucose

• Fat

• Protein

Which process increases in muscle cells during intense exercise when oxygen is scarce?

• Aerobic respiration

• Anaerobic respiration

• Photosynthesis

• Fermentation

Tags

NGSS.HS-LS2-3