Body Defenses Against the Outside World
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Complete catalog record
Describes dangers in the environment and the body’s principal defenses against them: the skin, mucous membrane, bone structure, the five senses, and the autonomic nervous system. Live action and animation.
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Sources
- 16mm Filmography (legacy record) — title, year, creator, length, catalog record
Original permalink · Record added 2024-09-07 23:47:29