The part of an organism that gathers, processes and responds to information.
What is nervous system?
Pg: 637
The basic functioning units of the nervous system.
What are cells and neurons?
Pg:639
Is made up of brain and the spinal cord.
What is the Central nervous system?
Pg: 640
The part of your nervous system that detects or senses the environment.
What is sensory system?
Pg: 647
Consists of groups of organs and tissues that release chemical messages into the bloodstream.
What is the endocrine system?
Pg: 657
Something that reacts to the temperature around you.
What is muscle?
Pg: 637
The gap between two neurons.
What is synapse?
Pg: 639
The part of the brain that controls memory, language, and thoughts.
What is the cerebrum?
Pg: 640
The special structures in the sensory system.
What is receptors?
Pg: 647
A chemical that's is produced by an endocrine gland in one part of an organism and is carried in the bloodstream to another part of the organism.
What is a hormone?
Pg: 657
A change in an organisms environment that causes response.
What is stimulus?
Pg: 638
Receives information from another neuron from another cell in your body.
What is Dendrite?
Pg: 639
The part of the brain that coordinates voluntary muscle movement and regulates balance and posture.
What is cerebellum?
Pg: 640
An area in the back of your eye that has two types of cells.
What is a retina?
Pg: 648
Sends to more cells and lasts longer than the messages sent by the nervous system.
What is are chemical messages?
Pg: 657
Helps the nervous system helps maintain.
What is homeostasis?
Pg: 638
The three parts of a neuron.
What are Dendrites, a cell body, and a axon?
Pg: 639
The area of the brain that controls involuntary functions.
What is the brain stem?
Pg: 641
One of the photoreceptors in the eye that distinguish the shapes of an object.
What are rods?
Pg: 649
A control system where the effect of a hormone inhibits further release for the hormone.
What is negative feedback?
Pg: 660
The five senses in your nervous system has.
What are vision, hearing, smell, taste and touch?
Pg:637
Three types of neurons.
What are Sensory neurons, Motor neurons, and Interneurons?
Pg: 639
A tube like structure of neurons.
What is spinal cord?
Pg: 641
The five senses a human uses.
What are vision, hearing, taste, smell, and touch?
Pg: 647
A control system in which the effect of a hormone causes more of the hormone to be released.
What is positive feedback?