______________ are neurotransmitters that regulate pain perception and are involved in the positive emotions associated with aerobic exercise.

Related MCQs

• Aching pain, throbbing pain, nauseous pain, and chronic pain are examples of:
• The _________________ is involved in emotions, motivation, memory and learning.
• _________________ are the tiny pouches or sacs in the axon terminals that contain chemicals called neurotransmitters.
• When the ___________________is too large to be jumped by the neural impulse, the signal/information must be passed using chemicals as neurotransmitters instead of electrical currents.
• To complete synaptic transmission, the neurotransmitters attach to receptor molecules embedded in the __________________ .
• Additional evidence indicates that ___________________ also serve to intensify positive sensations- for example, the "runner's high" many people experience after vigorous exercise.
• ________________ is involved in a number of functions, including movement, attention and learning and abnormal levels are involved in some mental disorders.
• ______________ initiate, maintain and stop development of secondary sexual characteristics, influence levels of arousal and awareness, serve as the basis for mood changes, and regulate metabolism.
• The ____ contains structures that collectively regulate the internal state of the body.
• The _________________ is a region at the base of the brain that controls several structures that regulate basic life functions.