AQA Combined science B2 - Heart and Blood Quiz

What is the main function of the left ventricle in the heart?

• To pump blood to the lungs

• To pump blood to the rest of the body

• To receive blood from the body

• To receive blood from the lungs

Which type of blood vessel carries blood away from the heart?

• Veins

• Arteries

• Capillaries

• Venules

What is the primary component of red blood cells that allows them to carry oxygen?

• Plasma

• Haemoglobin

• Platelets

• White blood cells

What is the function of capillaries in the circulatory system?

• To carry blood away from the heart

• To carry blood towards the heart

• To facilitate the exchange of oxygen, carbon dioxide, and nutrients with tissues

• To store blood

What is the main function of white blood cells?

• To carry oxygen

• To fight infections

• To clot blood

• To transport nutrients

Which blood vessel has the thinnest walls?

• Arteries

• Veins

• Capillaries

• Arterioles

Which component of blood is primarily responsible for clotting?

• Red blood cells

• White blood cells

• Platelets

• Plasma

What is the term for the circulation of blood through the lungs?

• Systemic circulation

• Pulmonary circulation

• Coronary circulation

• Hepatic circulation

Which of the following is a symptom of a heart attack?

• Sudden severe headache

• Chest pain or discomfort

• Difficulty breathing

• Swelling in the legs

What is the average resting heart rate for a healthy adult?

• 30-40 beats per minute

• 60-100 beats per minute

• 120-140 beats per minute

• 150-180 beats per minute