Cardiovascular System Concepts

The video explains the cardiovascular system, detailing the components like blood, heart, and blood vessels. It covers the functions of arteries, veins, and capillaries, and describes the heart's structure and its role in blood circulation. The video also distinguishes between small and large circulation, emphasizing the importance of oxygen and nutrient transport in maintaining life.

What percentage of a person's body weight is made up of blood?

• 8%

• 5%

• 12%

• 10%

What is the primary function of the cardiovascular system?

• Transport blood

• Produce hormones

• Digest food

• Store energy

Which component of blood is responsible for carrying oxygen?

• Plasma

• Platelets

• White blood cells

• Red blood cells

What are the three main types of blood vessels?

• Arteries, Veins, Capillaries

• Arteries, Veins, Nerves

• Veins, Capillaries, Nerves

• Arteries, Capillaries, Nerves

What is the function of the heart's atria?

• Pump blood to the body

• Receive blood into the heart

• Store blood

• Filter blood

Which side of the heart contains oxygen-rich blood?

• Both sides

• Neither side

• Right side

• Left side

What is the term for the heart's contraction phase?

• Diastole

• Systole

• Relaxation

• Expansion

In pulmonary circulation, where does the blood travel from and to?

• Body to heart

• Heart to body

• Heart to lungs

• Lungs to body

What is the main artery that carries oxygen-rich blood from the heart to the body?

• Pulmonary artery

• Aorta

• Vena cava

• Carotid artery

Which blood vessels carry oxygenated blood from the lungs to the heart?

• Vena cava

• Aorta

• Pulmonary arteries

• Pulmonary veins