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Clean the injection site. Make sure the area of skin where you will give the shot is clean. If you use alcohol to clean the skin

Put your left hand on your belly and your right hand on your chest. Notice how your hands move as you breathe in and out. Practice

The digestive system is responsible for breaking down food, absorbing nutrients from the food, and ridding the body of waste

These are examples of commonly used thermometers. Ear thermometers use infrared energy to measure body temperature. The small cone

A urinary catheter is a small, flexible tube that can be inserted through the urethra and into the bladder, allowing urine to

A SLAP tear is an injury to a piece of shoulder cartilage called the labrum. This cartilage surrounds the shoulder socket, helping

A Baker's cyst is a pocket of joint fluid that forms a lump behind the knee. It is also called a popliteal cyst.

Mitral valve regurgitation happens when the mitral valve does not close tightly enough after blood flows through the valve into

The lingual frenulum is a band of tissue under the tongue that connects the tongue to the bottom of the mouth.

Goiter is an enlargement of the thyroid gland. It can be caused by many things, including nodules, inflammation, and Graves'