Circulatory and Respiratory Test

What is the primary function of the cardiovascular system?

• Digestion of nutrients

• Gas exchange in tissues

• Transportation of blood throughout the body

• Production of hormones

Which chamber of the heart receives deoxygenated blood from the body?

• Left ventricle

• Right ventricle

• Left atrium

• Right atrium

What is the name of the blood vessels that carry blood away from the heart?

• Veins

• Arteries

• Capillaries

• Venules

Which of the following best describes the function of heart valves?

• Pump blood through the heart

• Prevent backflow of blood

• Produce heart sounds

• Filter blood

What is the average resting heart rate for adults?

• 40-50 beats per minute

• 60-100 beats per minute

• 120-140 beats per minute

• 150-180 beats per minute

Which blood vessels are the site of gas and nutrient exchange?

• Arteries

• Veins

• Capillaries

• Arterioles

What is the medical term for high blood pressure?

• Hypotension

• Tachycardia

• Hypertension

• Bradycardia

What type of blood cells are responsible for carrying oxygen?

• White blood cells

• Platelets

• Red blood cells

• Plasma cells

What is the name of the largest artery in the body?

• Pulmonary artery

• Coronary artery

• Carotid artery

• Aorta

During which phase of the cardiac cycle do the ventricles contract?

• Systole

• Diastole

• Repolarization

• Depolarization