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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
Did you know?
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.