Controlling Systems Vocab. Flashcards
Stimulus
A signal in your surroundings that makes you react
Response
Reaction to a stimulus
Nerve Impulse
Message carried by a neuron
Neuron
Cell that carries info throughout Nervous System
Synapse
The part where a neuron can transfer an impulse to the next structure
Reflex
Involuntary action that occurs rapidly
Gland
Organ that produces and releases chemicals to body parts
Duct
Tube where hormones go through
Hormones
Chemical produced by gland
Target Cells
Destination of a hormone
Negative Feedback
Process where system turns of when the condition are sufficient
Fertilization
Process when a sperm joins an egg
Testes
Organ that produces testosterone and sperms
Testosterone
Hormone that controls development of male characteristics
Ovaries
Organ that produces eggs and estrogen