Browsing: S

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Stem-leaves

Leaves arising from a plant’s stem (as distinct from basal leaves).

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Spoon-shaped leaf

A leaf with a long narrow stalk-like lower part, suddenly widening into an oval, blunt tip (resembling a spoon or…

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Scrub

An area of vegetation dominated by shrubs on any type of soil.

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Salt-marsh

A marsh where the water is salty, usually from sea water flooding or seeping into it at high tide, but…

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Stroke-prone rats

Rats that have a greater tendency to develop stroke than other rats when they become hypertensive.

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Stress test

A type of test used to evaluate the effect of exercise on the electrical activity and function of the heart…

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Stethoscope

An instrument used to listen to sounds made by the heart, the lungs, and arterial narrowing or pulsations (including sounds…

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Sodium

A mineral that makes up 40 percent of sodium chloride, which is commonly used as table salt in cooking and…

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