Hormones and Nerves topic 2

Pregunta	Respuesta
hormone	hormone are chemical messengers which travel in the blood to activate target cells
Neurone	Neurone: a nerve cells that carries nerve impulses: electrical impulses that pass along a neurone
Endocrine glands	glands that release the substances produced (Hormone) directly into the blood
Target tissues	tissues that respond to hormones
Receptor	part of a neurone that detects stimuli and converts them into nerve impulses
dendron	a long projection of a nerve fibre that conducts impulses to the nerve cell
axon	a long projection from a nerve fibre that conducts impulses away from the body of a nerve cell
myelin sheath	Acts as an electrical insulator which stops the impulse getting lost.It also speeds up the electrical impulse.
synapse	the gap between two adjacent neurons
neurotransmitter	a chemical released from the end of a neurone into a synapse and which stimulates the next neurone to trigger new nerve impulses.

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