Questions and Answers | Latest Version
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Which part of the nervous system controls involuntary actions like heartbeat and digestion?
✔✔ A. Autonomic nervous system
B. Somatic nervous system
C. Peripheral nervous system
D. Central nervous system
Which part of the heart pumps oxygenated blood to the body?
A. Right atrium
B. Right ventricle
C. Left atrium
✔✔ D. Left ventricle
What is the function of hemoglobin in red blood cells?
✔✔ A. Carry oxygen
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,B. Fight infections
C. Produce antibodies
D. Regulate blood pressure
Which organ produces bile to aid digestion?
A. Stomach
B. Pancreas
✔✔ C. Liver
D. Small intestine
What is the function of the large intestine?
A. Absorb nutrients
✔✔ B. Absorb water
C. Break down proteins
D. Store bile
Which gas is exhaled as a waste product of respiration?
A. Oxygen
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, ✔✔ B. Carbon dioxide
C. Nitrogen
D. Hydrogen
Which chamber of the heart receives oxygen-poor blood from the body?
✔✔ A. Right atrium
B. Left atrium
C. Right ventricle
D. Left ventricle
What type of blood vessel connects arteries to veins and allows for gas exchange?
A. Arterioles
B. Venules
✔✔ C. Capillaries
D. Valves
Which structure in the lungs is responsible for gas exchange?
✔✔ A. Alveoli
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