HOSA: Knowledge Test: Behavioral Health 71 Exam Study Questions with 100% Correct Answers | Verified

Phrenology - ️️a popular theory that claimed bumps on the skull could reveal our mental abilities or character traits Biological psychology - ️️the branch of psychology that links biology and behavior Neuron - ️️a nerve cell Sensory neurons - ️️neurons that carry incoming information from the sensory receptors to the brain or spinal cord Motor neurons - ️️neurons that carry outgoing information from the brain and spinal cord to the muscles and glands Interneurons - ️️neurons within the brain and spinal cord that communicate with each other and regulate sensory and motor inputs Dendrite (receive) - ️️the branches that extend from the nerve cell body. These receive messages and conduct impulses towards the body Axon (relay) - ️️the extension of the neuron that has fibers on the end that pass information to other neurons or to muscles Myelin sheath - ️️the layer of fatty tissue that encases the fibers of neurons in segments and increases the transmission speed of impulses