Medical Quiz

Cardiorespiratory System Quiz


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What is the recommended frequency, intensity, and time to improve cardiorespiratory endurance?

A. 3-5 days/week, 51-65% max heart rate, 45 minutes/workout

B. 3-5 days/week, 51-65% max heart rate, 60 minutes/ workout

C. 5-7 days/week, 51-65% max heart rate, 45 minutes/workout

D. 5-7 days/week, 66-85% max heart rate, 60+ minutes/workout


Which two gases are exchanged in the lungs?

A. Oxygen & helium

B. Oxygen & ATP

C. Oxygen & carbon monoxide

D. Oxygen & carbon dioxide


Which of the following activities would NOT help improve cardiorespiratory endurance?

A. Static stretching

B. Jogging

C. Swimming

D. Bicycling


Energy producing system within the muscles that requires oxygen is called

A. Aerobic

B. Anaerobic

C. Musculoskeletal

D. Ligamentary


The blood vessels that carry oxygen-rich blood from the heart to the body are

A. Arteries

B. Veins

C. Capillaries

D. Tubules


Which energy producing system in the muscles allows for less powerful but longer term activities?

A. Aerobic

B. Anaerobic


After picking up oxygen from the lungs and going back to the heart, the correct order of an oxygenated red blood cell traveling to a muscle from the heart is

A. Vein, capillary, muscle

B. Vein, artery, muscle

C. Artery, capillary, muscle

D. Artery, vein, muscle


Which of the following describes how the cardiovascular system works with the respiratory system to provide oxygen to muscles?

A. Respiratory system: inhalation of oxygen and exhalation of carbon dioxide. Alveoli/capillaries: site of gas exchange. Cardiovascular system: pumps blood and delivers oxygen to muscle cells.

B. Cardiovascular system: inhalation of oxygen and exhalation of carbon dioxide. Alveoli/capillaries: site of gas exchange. Respiratory system: pumps blood and delivers oxygen to muscle cells.

C. Respiratory system: inhalation of oxygen and exhalation of carbon dioxide. Trachea/capillaries: site of gas exchange. Cardiovascular system: pumps blood and delivers oxygen to muscle cells.

D. Respiratory system: inhalation of oxygen and exhalation of carbon monoxide. Arteries/capillaries: site of gas exchange. Cardiovascular system: pumps blood and delivers oxygen to muscle cells.


The blood vessels that carry de-oxygenated blood from the body back to the heart and then lungs are

A. Arteries

B. Veins

C. Tubules

D. Arterioles


What is the correct pathway for inhaled oxygen to get to a muscle?

A. Mouth, lungs, trachea, capillaries, heart, arteries, muscles

B. Mouth, trachea, lungs, heart, capillaries, arteries, muscles

C. Mouth, trachea, lungs, capillaries, heart, veins, muscles

D. Mouth, trachea, lungs, capillaries, heart, arteries, muscles


Which energy producing system in the muscles is more powerful for quick, short bursts of energy?

A. Aerobic

B. Anaerobic


Which energy producing system in the muscles requires oxygen to function?

A. Aerobic

B. Anaerobic


Besides delivering oxygen to your muscles, what is another important function of the cardiorespiratory system?

A. Eliminating carbon dioxide from cells

B. Obtaining nutrients from food

C. Absorbing vitamins

D. Eliminating carbon monoxide from cells


What is the correct pathway for a de-oxygenated blood cell to get from a muscle to the lungs?

A. Muscle, veins, capillaries, heart, lungs

B. Muscle, capillaries, veins, heart, lungs

C. Muscle, capillaries, arteries, heart, lungs

D. Muscle, capillaries, trachea, heart, lungs


Which energy producing system is utilized during cardiorespiratory endurance training?

A. Aerobic

B. Anaerobic


Energy producing system within the muscles that does NOT require oxygen is called

A. Aerobic

B. Anaerobic

C. Musculoskeletal

D. Ligumentary


Cardiorespiratory endurance training benefits your overall health in all of the following ways EXCEPT

A. Reducing the risks for chronic diseases like heart disease and Type 2 diabetes

B. Burning excess calories instead of storing extra calories as fat

C. Reduces the energy producing capabilities of the muscles

D. Allows you to participate in activities for longer periods of time without needing to take breaks


After a red blood cell delivers its oxygen to a muscle, the correct pathway back to the heart is

A. Muscle, veins, capillaries, heart

B. Muscle, capillaries, veins, heart

C. Muscle, capillaries, arteries, heart

D. Muscle, arteries, capillaries, heart


What is the correct order of delivering oxygen from the air to a capillary in the lung?

A. Mouth, nose, alveoli, bronchi

B. Nose, trachea, bronchi, alveoli

C. Mouth, alveoli, trachea, bronchi

D. Nose, bronchi, alveoli, trachea




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