Exam 29: Blood Vessels

Christopher, a 2-month-old infant, has a bluish tinge to his skin. Upon listening to the infant's chest, the physician became concerned about a leakage of blood between the right and left atria. What might have caused this problem and what is the treatment?

Which statement is true of veins?

Match each term with its corresponding description. -Vessels that carry blood away from the heart

The order of blood flow through the vessels is:

The tissue layers of blood vessels from exterior to interior are:

Match each term with its corresponding description. -Vessel in which exchange occurs between the blood and tissue fluid

Smooth muscle is found in all parts of the vascular system except the capillaries.

Precapillary sphincters are located in venules.

The first part of the aorta is called the aortic arch.

Match each term with its corresponding description. -Outer connective tissue layer of a blood vessel

Atherosclerosis is characterized by the deposition of lipids in the tunica:

Collagen fibers function to keep the lumen of the blood vessel open.

One function of elastic fibers is to help maintain blood pressure.

Smooth muscle in blood vessels is located in the tunica:

Arteriovenous shunts can redirect blood through the skin to help regulate heat loss.

After birth the ductus venosus closes and:

The blood vessels that supply other blood vessels with blood are called the vasa vasorum.

Capacitance is a characteristic of veins.

The pulmonary artery carries oxygenated blood.

What function does the foramen ovale serve in fetal circulation?