Match the following blood vessels to the proper description.

 The number of receptors for a particular hormone can change due to consistently high or low levels of that hormone, which is referred to as down- and up-regulation, respectively.

Use the figure to match the following letters with the proper description:  

Most of the water in the body is found [a] and it is called [b]. [c] are more highly concentrated in this compartment than other compartments.

Which layer of the mucosa of the GI tract is composed of areolar connective tissue containing blood and lymph vessels?

Fats absorbed from the small intestine are transported to the bloodstream via 

The entire process of urine formation occurs within the nephron.

If the mitral valve is unable to close properly

The sheet of peritoneal membrane that extends from the greater curvature of the stomach to the inferior portion of the abdominopelvic cavity is the

As ventilation rate decreases and more carbon dioxide is removed from the blood, the hydrogen ion concentration of the blood decreases.