CV system retrieval

Which is the name given to the top chambers of the heart?

• Atrium

• Ventricles

• Septum

• Cardiac

Which valve prevents backflow from the left ventricle into the left atrium?

• Semi-lunar valve

• Tricuspid valve

• Bicuspid valve

• Heart valve

Which blood vessels carries deoxygenated blood from the heart to the lungs?

• Pulmonary artery

• Vena cava

• Pulmonary vein

• Aorta

Which blood vessels carries oxygenated blood out of the left ventricle?

• Pulmonary Vein

• Vena Cava

• Pulmonary Artery

• Aorta

Which blood vessel has a thick muscular wall and a narrow lumen?

• Veins

• Arteries

• Capillaries

• Vena Cava

Which blood vessel carries deoxygenated blood?

• Veins

• Arteries

• Capillaries

• Aorta

The narrowing of the internal diameter (lumen) of

a blood vessel to decrease blood flow.

• Normal vascular tone

• Vasoconstriction

• Vasodilation

• Vascular shunting

During exercise, which area of the body would experience a decrease in blood flow through vasoconstriction?

• Heart

• Skin

• Skeletal muscle

• Digestive system

During exercise, which area of the body is likely to experience the biggest increase in blood flow through vasodilation?

• Skeletal muscle

• Skin

• Heart

• Digestive System

Which of the following would be a benefit of vasodilation at the skeletal muscle during exercise?

• Increased delivery of oxygen.

• Increased removal of carbon dioxide.

• Increased transport of nutrients

• All of the above