Short Term Effects of Exercise

What is the main reason for the increase in heart rate during exercise?

• To reduce fatigue

• To cool down the body

• To increase digestion

• To send more oxygen to the muscles

Why does the breathing rate increase during exercise?

• To supply muscles with needed energy

• To improve digestion

• To increase body temperature

• To reduce heart rate

What causes the skin to turn red during exercise?

• Increased muscle contraction

• Excessive sweating

• Enlarged blood vessels near the skin surface

• Lack of oxygen in the blood

How does sweating help in cooling down the body?

• By increasing body temperature

• By causing dehydration

• By evaporating and removing body heat

• By reducing oxygen intake

What is the main cause of fatigue during exercise?

• High oxygen levels

• Low water intake

• Lactic acid in fast twitch fibres

• Slow twitch fibres working too fast

Why does nausea occur during or after high-intensity exercise?

• Blood flow diverted from stomach to muscles

• Increased blood pressure

• Improved digestion

• Dehydration

What can help reduce feelings of lightheadedness after exercise?

• Deep breathing

• Drinking more water

• Eating a heavy meal

• Avoiding lying down

What happens to blood pressure after exercise?

• It decreases slightly

• It remains the same

• It may drop causing dizziness

• It increases significantly

Why does the body feel hot and start sweating during exercise?

• To control body temperature

• To improve digestion

• To reduce heart rate

• To increase muscle strength

What is the role of adrenalin in the body during exercise?

• Cooling down the body

• Increasing digestion

• Reducing muscle fatigue

• Causing the heart to beat faster