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Name the type of cell that protects us from disease by producing antibodies.

The layer(s) of an artery wall that is/are responsible for vasoconstriction and vasodilation is/are the1. tunica interna (intima)2. tunica media3. tunica externa

Two arteries connect to provide an alternate route for blood to get to an organ. The connections are called

The atrioventricular (AV) valve in the left side of the heart is known as the

Which of the following statements about lymph nodes is FALSE?

A student is looking at a blood smear in the microscope. The student sees a biconcave, disc-shaped cell that contains no nucleus. The student should identify the cell as a(n)

Blood supply for the pancreas, spleen and stomach comes from which artery?

What is the correct route that a drop of blood would follow as it flows through the following vessels?1. superior vena cava2. internal jugular vein3. sigmoid sinuses4. subclavian vein5. brachiocephalic vein

A correct sequence for fluid flow in the body is

What type of material shows only a weak attraction to a magnetic field?