The Apparent Annual Path of the Sun Upon the Celestial

question 91

Multiple Choice

The apparent annual path of the Sun upon the celestial sphere is called the ___________.

• A) revolution
• B) ecliptic
• C) rotation
• D) sidereal

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Definitions:

Endorphins

Natural, pain-relieving chemicals produced by the body that also contribute to feelings of pleasure and well-being.

Synaptic Receptors

Proteins located on cell surfaces in the nervous system that receive chemical signals and initiate a response in the receiving neuron.

Serotonin

A neurotransmitter that contributes to feelings of well-being and happiness, also involved in the regulation of numerous physiological processes.

Benzodiazepines

A class of psychoactive drugs used to treat conditions such as anxiety, insomnia, and seizures by enhancing the effect of the neurotransmitter GABA in the brain.