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The Living Body: Messengers

28 minutes 24 seconds

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Person sleeping. Caption: there's a hormone at work to control his metabolic rate,

The delicate interplay of hormones is responsible for all the events of reproduction. Many other body processes are controlled and coordinated by these chemical messengers. The role hormones play in response to a sudden emergency-the "fight or flight" reaction-is also reviewed. Accessibility options on the DVD are: (1) audio description, (2) English subtitles, (3) English subtitles in a black box, (4) closed captions.

Media Details

Runtime: 28 minutes 24 seconds

Topic: Science
Subtopic: Biology, Physiology
Grade/Interest Level: 9 - 12
Standards:

Release Year: 1984
Producer/Distributor: Films Media Group
Series: The Living Body
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Microscopic view of a spherical cell in other structures. Caption: This means a lot of new growth as cells divide and redivide

Closeup of the top view of the human brain. Caption: Many of the body's mysteries lie in the brain,

Closeup of a baby's face. Caption: (narrator) Many of these events reflect the astonishing development

Person running. Caption: We can train it to increase its output four or five times.

Cross section of the human head and neck in shaded colors. Caption: If you count all the parts of the brain

Diagram of the circulatory system in the torso of a human. Caption: The body's source of pressure is the heart

Child at the top of an escalator. Caption: We don't suddenly become adults overnight,

People sitting at a table. Caption: (narrator) We may only eat three times a day,

Human body with the liver shown in the right corner of the abdomen. Caption: An organ like the liver is like an industrial plant

Person sleeping. Caption: there's a hormone at work to control his metabolic rate,