Anatomy and physiology

Created by: bethannehall16
Created on: 19-04-16 11:58

What is the defenition of homeostasis?

Homeostasis is how the body keeps conditions inside it the same. Scientists describe it as the maintenance of a constant internal environment.

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What is the defenition of hormones?

Hormone: A chemical substance produced in the body that controls and regulates the activity of certain cells or organs. Many hormones are secreted by special glands, such as thyroid hormone produced by the thyroid gland.

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What is the defenition of nerves?

a whitish fibre or bundle of fibres in the body that transmits impulses of sensation to the brain or spinal cord, and impulses from these to the muscles and organs.

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Endocrine system

In general, the endocrine system is in charge of body processes that happen slowly, such as cell growth. Faster processes like breathing and body movement are controlled by the nervous system. Even though they are two seperate systems.

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Nervous system

The nervous system includes both the Central nervous system and Peripheral nervous system. The Central nervous system is made up of the brain and spinal cord and The Peripheral nervous system is made up of the Somatic and the Autonomic nervous system

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feedback loops

The negative feedback loop brings the body closer to the set point at which the internal environment of the human body operated. For example, during the cold weather the body uses the thermoregulatory centre to mainatain the body temp.

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What is the defenition of hormones?

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Card 3

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What is the defenition of nerves?

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Card 4

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Endocrine system

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Card 5

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Nervous system

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Anatomy and physiology