Sending Messages

Created by: Thompsxn2016
Created on: 13-03-16 18:24

What is a multicellular organisms?

They need communication systems, so that the body works as a whole and not as an individual cell or organs

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What are the two communication systems and their functions?

The Nervous system: Sends messages using neurons which produces a short response (nerve impulse). it has specialized organs called the brain and spinal cord. The hormonal system produces chemical messages in the form of hormones and is longer lasting

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What is the Central nervous system and the peripheral nervous system?

The CNS consists of the brain and spinal cord. The PNS is the neurons that connects the CNS to the whole body.

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What are the different types of neurons and their function?

Sensory neurons, connects receptors (eyes, ears, skin) which detects changes in the environment( stimuli) with the CNS. Motor neurons connect the CNS to effectors ( muscles) which produce a response.

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What are examples of the hormonal system?

Insulin is produced by the pancreas, it acts on liver, muscles and body cells to take up glucose in blood. Oestrogen is produced by ovaries and is a sex hormone that controls development of puberty and menstrual cycle.

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Main factors of Nervous system and Hormonal system!?

Nervous system uses electrical messages, the hormonal system uses chemical messages.

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Other cards in this set

Card 2

Front

What are the two communication systems and their functions?

Back

Card 3

Front

What is the Central nervous system and the peripheral nervous system?

Back

Card 4

Front

What are the different types of neurons and their function?

Back

Card 5

Front

What are examples of the hormonal system?

Back

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Sending Messages