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Unit 2-The Nervous System
the atoms and molecules inside animals rearrange themselves in processes called these.
all the reactions inside the body.
The Nervous System
the central nervous system (CNS) and the peripheral nervous system (PNS).
the brain and the spinal cord.
the nerves or neurons that connect the CNS to the rest of the body.
the big part of the brain and is responsible for complex thinking.
at the back of the brain and it coordinates movement.
at the bottom of the brain and it regulates body functions like sleep.
the outside layer of the cerebrum.
the bridge that connects the right hemisphere to the left hemisphere.
it controls numbers, language, symbols and good at following instructions.
it processes pictures, more creative, and emotions.
which regulates emotions and bodily functions, such as hunger and body temperature.
the brain and nervous system is made up of these.
insulates the neuron so the message does not escape.
3 types of neurons
sensory neurons, inter neurons and motor neurons.
carry information about a stimulus TO the CNS.
carry messages THROUGH the CNS.
then take impulse or message to effectors.
is a chemical compound that carry a signal across the junction between the neurons.
the gap between 2 neurons.
the pathway all the way from a stimulus to a response.
part of the brain that controls emotions.
2 types of memory
short term memory and long term memory.
2 types of human behaviour
innate and learned behaviour.
it is like instinct.
is a change behaviour learned from past experiences, like trial and error, revision and habituation.
The Endocrine System
hormones and these travel around the bloodstream.
plants don't have..
a nervous system, but they do have an endocrine system.