Sign, toe
Joseph Francois Felix Babinski (1857-1932). His name will never be forgotten in medicine, thanks to the toe sign he described.
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A basic process in molecular cell biology involving the conversion of a signal from outside the cell to a functional change within the cell. A signal (such as a hormone or neurotransmitter) interacts with a receptor on the cell surface; this interaction causes a change in a second messenger (such calcium); and, eventually, a change […]
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The course by which a signal from outside a cell is converted to a functional change within the cell.
- Signature
That part of the prescription that contains the doctor’s directions to the patient. For example, the signature might say “take twice daily with food”. Also known as the sig.. The word “signature” comes from the Latin “signare” meaning “to sign or mark.”
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