chapter 18 Vocabulary

What is your sensory system?

• a thin membrane in your ear.

• part of your nervous system that detects or senses the environment.

• area in the back of the eye that contains rod and cone cells.

• responds to information.

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what is a special structure that detects stimuli?

• receptors

• retina

• eardrum

• cerebrum

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a thin membrane between the outer ear and the inner ear.

• retina

• hormone

• cochlea

• eardrum

an area in the back of the eye that contains rod and cone cells.

• lens

• pupil

• retina

• iris

a system that gathers, and responds to information

• central nervous system

• nervous system

• endocrine system

• peripheral nervous system

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an automatic movement in response to a stimulus

• reflex

• synapse

• stimulus

• response

a change in the environment that causes a response

• reflex

• synapse

• stimulus

• neuron

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sensory and motor neurons that transmit information between the CNS and the rest of the body

• endocrine system

• central nervous system

• digestive system

• peripheral nervous system

basic unit of the nervous system

• synapse

• neurons

• protons

• neutrons

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a tube-like structure made of neurons

• cerebellum

• cerebrum

• brain stem

• spinal cord

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