unit 3 psychology terms Crossword

the scientific study of the links between biological (genetic, neural, hormonal) and psychological processes
a nerve cell; the basic building block of the nervous system
a neurons, bushy branching extensions that receive messages and conduct impulse towards the cell body
the neuron extension that passes messages through its branches to other neurons or to muscles or glands
a fatty tissue layer segmentally encasing the scone of some neurons
a neural impulse; a brief electrical charge that travels down an axon
a period of inactivity after a neuron has fired
the junction between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron
a neurotransmitters reabsorption by the sending neuron
natural opiate-like neurotransmitters linked to pain control and to pleasure
a molecule that, by binding to a receptor site, stimulates a response
a molecule that, by binding to a receptor site, inhibits or blocks response
the body’s speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous system
the brain and the spinal cord
bundled axons that form neural “cables” connecting the central nervous system with muscles, glands, and sense organs
neurons that carry incoming information from the sensory receptors to the brain and spinal cord
neurons that carry outgoing information from the brain and spinal cord to the muscles and glands
neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs
the division of the autonomic nervous system that calms the body, conserving it’s energy
a simple, automatic response to a sensory stimulus
chemical messengers that are manufactured by the endocrine glands travel through the bloodstream and affect other tissues
tissue destruction
a visual display of brain activity that detects where a radioactive form of glucose goes while the brain performs a given task
a technique for revealing blood flow and brain activity by comparing successive MRI scans