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regulation
words
| Term | Definition |
|---|---|
| Regulation | allow living organisms to adapt to their environment |
| Stimulus | a change in the internal or external environment |
| Neuron | chemical messenger |
| Impulse | the signal that travels through the body |
| Effector- | small molecule that binds to protein |
| Receptors | a protein that receives chemical messages from outside the cell |
| Response | any behavior of a living organism that results from an external or internal stimulus. |
| Neurotransmitters | a chemical release from the nerve cell |
| Irritability | the ability to respond to the environment |
| Dendrites | tiny transmitters and receivers for chemical messages |
| Cyton | center part of a neuron |
| Axon | a long nerve fiber |
| Hormones | a chemical made in the body that controls and the regulation of the body |
| Glands | -an organ that removes substance in the body and secrets them |
| Target cells | a specific place in the body |
| Hypothalamus | -the master gland |
| Hyposecretion | secret substances slowly |
| Hypersecretion | secret substances fastly |
| Feedback mechanism | a loop system that the body respond to a perturbation |
| Reflex | an action in the body without prior conclusion |
| Cerebrum | largest part of the brain |
| Cerebellum | back of the brain/small brain |
| Medulla oblongata | most part of the brain stem controls breathing and heart rate |