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Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry. Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b Growth Chart for American Girls From Birth Through Age 3 Growth slows from infancy to toddlerhood b
Index card tickler file. Index card tickler file.
Extension of telomeric DNA by telomerase: The overall reaction Extension of telomeric DNA by telomerase: The overall reaction
Flexion and extension of the elbow Flexion and extension of the elbow
The Lund and Browder Chart The Lund and Browder Chart
Video: Role of the respiratory system - effect of altered ventilation rates

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