Cardiovascular System Quiz

What are the major structures of the cardiovascular system?

• Muscles, bones, skin, lungs

• Lungs, liver, kidneys, heart

• Heart, blood vessels, blood, brain

• Stomach, intestines, pancreas, heart

What is the purpose of the cardiovascular system?

• To pump air into the lungs

• To regulate body temperature

• To transport nutrients and remove waste from the body

• To digest food and absorb nutrients

What are the two major circuits within the circulatory pathway?

• Nervous pathway and muscular pathway

• Pulmonary pathway and systemic pathway

• Systemic pathway and respiratory pathway

• Pulmonary pathway and digestive pathway

What is the function of the SA node in the heart?

• To spread the electrical charge throughout the myocardium

• To start the electrical impulse and pass it on to the AV node

• To receive electrical impulses from the AV node

• To pump blood to the body

Which type of blood vessel carries blood from the heart to the body?

• Veins

• Arteries

• Capillaries

• Venules

What is the main function of erythrocytes?

• To fight infections

• To transport oxygen

• To produce antibodies

• To form blood clots

Where does the blood pick up metabolic waste from the body cells?

• Veins

• Venous capillaries

• Arterial capillaries

• Venules

Tags

NGSS.HS-LS1-3

What is the function of the endocardium in the heart?

• To spread the electrical charge throughout the myocardium

• To pump blood to the body

• To line the inside of the heart chambers and form the surface of the valves

• To receive electrical impulses from the AV node

What is the main component of plasma?

• 90% carbohydrates

• 90% protein

• 90% fat

• 90% water

What is the function of the AV node in the heart?

• To start the electrical impulse and pass it on to the bundle of His

• To spread the electrical charge throughout the myocardium

• To receive electrical impulses from the SA node

• To pump blood to the body