Cardio Quiz

Which chamber of the heart pumps oxygenated blood to the rest of the body?

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

What is the primary function of the lungs?

• To pump blood throughout the body

• To filter waste from the blood

• To exchange oxygen and carbon dioxide

• To produce red blood cells

How does regular exercise affect heart rate over time?

• Increases resting heart rate

• Decreases resting heart rate

• Has no effect on resting heart rate

• Causes irregular heart rate

Which of the following is a respiratory system adaptation to regular exercise?

• Decreased lung capacity

• Increased number of alveoli

• Decreased tidal volume

• Increased respiratory rate at rest

Which method is commonly used to test cardiovascular fitness?

• Body Mass Index (BMI)

• Sit and Reach Test

• VO2 max test

• Skinfold measurements

Why is it important to perform a warm-up before exercise?

• To increase muscle stiffness

• To decrease blood flow to muscles

• To prepare the cardiovascular system for increased activity

• To cool down the body

What is the role of the left atrium in the heart?

• To receive deoxygenated blood from the body

• To pump deoxygenated blood to the lungs

• To receive oxygenated blood from the lungs

• To pump oxygenated blood to the body

What effect does exercise have on breathing rate?

• It slows down

• It stays constant

• It speeds up

• It becomes erratic

What is one of the benefits of stretching after a workout?

• Increases muscle tension

• Reduces muscle stiffness

• Decreases blood flow

• Increases risk of injury

What is the primary purpose of the right ventricle?

• To pump oxygenated blood to the body

• To receive deoxygenated blood from the body

• To pump deoxygenated blood to the lungs

• To receive oxygenated blood from the lungs