Human Biology Quiz

What do alveoli do in the lungs?

• Exchange oxygen and carbon dioxide

• Store oxygen

• Filter blood

• Produce mucus

Tags

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How do we breathe in air?

• The diaphragm moves down, and the rib cage moves up and out

• The diaphragm moves up, and the rib cage moves down

• The lungs contract

• The heart pumps faster

What are the three main parts of blood?

• Plasma, red blood cells, platelets

• White blood cells, plasma, hemoglobin

• Red blood cells, white blood cells, hemoglobin

• Plasma, hemoglobin, platelets

How are arteries different from veins?

• Arteries carry blood away from the heart, veins carry blood to the heart

• Arteries carry blood to the heart, veins carry blood away from the heart

• Arteries have valves, veins do not

• Veins are thicker than arteries

What is the main goal of cellular respiration?

• To make ATP

• To produce oxygen

• To store glucose

• To create carbon dioxide

Tags

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Why do cells need oxygen for respiration?

• To make more ATP efficiently

• To produce glucose

• To store energy

• To create water

Tags

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What happens in the lungs during an asthma attack?

• The airways get narrow and swollen

• The airways expand

• The lungs fill with fluid

• The diaphragm stops moving

What is the difference between systemic and pulmonary circulation?

• Systemic moves blood between the heart and body, pulmonary between heart and lungs

• Pulmonary moves blood between the heart and body, systemic between heart and lungs

• Systemic involves only oxygenated blood, pulmonary only deoxygenated blood

• Pulmonary involves only oxygenated blood, systemic only deoxygenated blood

What do the valves in veins do?

• Keep blood flowing towards the heart

• Stop blood from flowing to the heart

• Increase blood pressure

• Store blood

What is a blood clot that stays in one place called?

• Thrombus

• Embolus

• Plaque

• Aneurysm