The outermost layer of a vessel is sometimes called the tunica externa. What is another name for this part of the vessel?

Arterial blood is bright red because of its _______ level.

The vascular system is made up of more than ________ miles of tubes (blood vessels).

When unable to locate a vein on either arm, it is best to look on the patient’s hand. What is the clinical term used for the veins used on the back of the hand?

Which WBC increases in response to parasitic infections and allergic conditions?

Do not draw blood from an arm with an intravenous infusion (IV) because the contents of the infusion will alter the blood specimen results.

The cardiovascular system consists of many types of vessels. Name the type of vessel labeled “A.”

The image above shows the inside of an artery. The part of this image labeled “B” is the:

The most commonly used vein for venipuncture is called the:

The best way to prevent injuring the median or any other nerve is to avoid [BLANK-1] at the site.