This hormone maintains the proper level of Na+ and K+ in the body:

On an anatomy exam you must identify the femoral artery and the femoral vein.  The femoral artery will be the one that is larger in diameter.

The electrical signal that causes the heart to contract has a built in delay at the:

This hormone stimulates the ovulation in the female:

Identify the hormone that is under positive feedback control:

The link between the Nervous System and the Endocrine System is the pituitary gland.

Which of the following antagonistic hormones is properly paired:

These structures prevent the backflow of blood in our veins:

The Hypophyseal Portal System is a vascular connection between the hypothalamus and the anterior lobe of the pituitary gland.

The Sympathetic Nervous System is our “Rest and Digest” system, increasing heart rate and the rate of digestion.