The Heart - GCSE Biology Quiz

What is the primary function of the heart?

• To produce hormones

• To pump blood

• To digest food

• To filter blood

How many chambers does the human heart have?

• Three

• Two

• Four

• Five

What type of blood does the right side of the heart pump?

• Deoxygenated blood

• Nutrient-rich blood

• Carbon dioxide-rich blood

• Oxygenated blood

Which artery carries deoxygenated blood?

• Coronary artery

• Pulmonary artery

• Aorta

• Pulmonary vein

What is the role of the pacemaker in the heart?

• To supply oxygen

• To regulate heart rate

• To pump blood

• To filter waste

What separates the two sides of the heart?

• Valves

• Septum

• Vena cava

• Aorta

What happens to blood pressure in the pulmonary circuit?

• It remains constant

• It decreases

• It fluctuates

• It increases

Which chamber of the heart receives oxygenated blood?

• Left ventricle

• Right ventricle

• Left atrium

• Right atrium

What is the function of the coronary arteries?

• To transport oxygen to the body

• To supply the heart muscle with blood

• To remove waste from the heart

• To carry blood to the lungs

What is the natural resting heart rate controlled by?

• Muscle contractions

• Hormones

• Nerves

• Pacemaker cells