Search Page

How the heart's electrical system works In a normal heart, electrical impulses pace the rhythm at which the heart contracts and

Normal hip joint Osteoarthritis of the hip Osteoarthritis is the most common reason for hip replacement. In osteoarthritis, the

Anatomy of the colon and rectum The large intestine (colon) extends from the cecum to the anus and includes the ascending colon

Iliac artery is narrowed by plaque Angioplasty is used to open narrowed arteries and increase oxygen-rich blood flow to muscle and

To use eye ointment, pull the lower eyelid down with one or two fingers to create a pouch. Put a thin line of ointment in the

Waist circumference (distance around the waist) is a common measure used to check for fat held around the stomach. Having extra

Courtesy of Intermountain Medical Imaging, Boise, Idaho. Magnetic resonance imaging (MRI) is a test that uses a magnetic field and

One symptom of Lyme disease is a red rash (called erythema migrans). The rash usually starts as a small red area and then expands

Braces are sets of wires and brackets cemented to the teeth. Over a period of about 24 to 28 months, the wires are tightened and

Functional appliances use the muscle action from speaking, eating, and swallowing to create forces that move teeth and align the