Kuis Sistem Kardiovaskuler kelas 2A

Which part of the heart receives oxygen-rich blood from the lungs?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

What is the main function of the cardiovascular system?

• Produces hormones

• Transports blood, oxygen, and nutrients throughout the body

• Supports the nervous system

• Stores energy

Which chamber of the heart pumps blood to the lungs?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What is the largest artery in the human body?

• Pulmonary artery

• Aorta

• Coronary artery

• Carotid artery

What is the term for the contraction phase of the cardiac cycle?

• Diastole

• Systole

• Mitral phase

• Ventricular phase

Which layer of the heart is responsible for pumping blood?

• Epicardium

• Myocardium

• Endocardium

• Pericardium

What causes a heart attack?

• Low blood sugar levels

• Blockage in the coronary arteries

• High blood oxygen levels

• Excessive blood pressure

Which valve is located between the right atrium and the right ventricle?

• Bicuspid valve

• Aortic valve

• Tricuspid valve

• Pulmonary valve

What is the main role of red blood cells?

• Fight infections

• Transport oxygen and carbon dioxide

• Clot blood

• Transport hormones

What condition is characterized by high blood pressure?

• Anemia

• Leukemia

• Hypertension

• Aneurysm