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Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Areas of Referred Pain, Anterior View Areas of Referred Pain, Anterior View
Color enhanced X-ray showing a pacemaker implanted in the left side of the chest and the electrode w Color enhanced X-ray showing a pacemaker implanted in the left side of the chest and the electrode w
Action Potentials and Contractions of a Muscle Fiber Action Potentials and Contractions of a Muscle Fiber
Desmosomes and gap junctions, as shown in heart muscle. Desmosomes and gap junctions, as shown in heart muscle.
Dog Muscle Anatomy Dog Muscle Anatomy
Structure of a skeletal muscle. Structure of a skeletal muscle.
Video: Anaphylaxis Animation

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