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Nikki Casarez
Anatomy week 1-5
Term | Definition |
---|---|
Digestion | Process by which complex food products are broken down into simpler substances that can be absorbed and used by individual body cells |
Absorption | Movement of molecules, such as respiratory gases or digested nutrients, through a membrane and into the body fluids for transport to cells for use |
Circulation | Movement of body fluids containing many substances from one body area to another in a continuous, circular route through hollow vessels |
Secretion | Production and release of important substances, such as digestive juices and hormones, for diverse body function |
Reproduction | Formation of new individual offspring |
Red Blood cells | Transport oxygen in the bloodstream (from lungs to other parts of the body) |
Nerve cells | Detect changes in internal or external environment Transmit nerve impulses from one part of the body to another |
Immune cells | Recognize and destroy “nonself” cells such as cancer cells and invading bacteria |
Muscle cells | Contract (shorten) to allow movement of body parts |
Gland cells | Release substances such as hormones, enzymes, mucus, and sweat |