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Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Action of aldosterone on distal convoluted tubule epithelial cells. Action of aldosterone on distal convoluted tubule epithelial cells.
The ornate red lionfish as seen from a head-on view The ornate red lionfish as seen from a head-on view
Muscles of Head and Neck Muscles of Head and Neck
Prone position. Placement of bolsters under ankles and shoulders, head supported by face cradle. Prone position. Placement of bolsters under ankles and shoulders, head supported by face cradle.
Standing at the side and facing the head, apply deep circular effleurage over shoulder area using ... Standing at the side and facing the head, apply deep circular effleurage over shoulder area using ...
Conduction system of the heart Conduction system of the heart
Video: Angiotensin II - kidneys, adrenal glands and dehydration

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