Glossary beginning with H
- Haematoma
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A collection of clotted blood within the tissues which usually forms a swelling
- Haemoglobin
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A substance contained in red blood cells that is responsible for transporting oxygen around the body
- Hormones
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Large molecules manufactured in the body that act as "chemical messengers", instructing certain types of cell on what to do.
Synonyms: Hormone - Hypertrophy
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Growth of lean tissue (particularly muscle) in response to training
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