Which neurotransmitter may function to regulate emotions and is involved in pathways that control complex movements?
A) synapse B) serotonin C) norepinephrine D) dopamine
Answer: D
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In the light dependent reactions of the cyclic pathway, which molecule is produced?
a. sugar b. NADPH c. oxygen d. ATP e. water
Which statement concerning gravity detection in humans is true?
a. Statoliths are pulled down by gravity, stimulating hair cells of the statocysts. b. Otoliths are pulled down by gravity onto stereocilia, stimulating nerve impulses. c. Gravity moves the cupula, causing hair cells of the lateral line organs to bend. d. Gravity pulls on the hair cells of the basilar membrane, stimulating nerve impulses. e. Gravity moves perilymph over the hair cells of the tectorial membrane
The space between the axon of one neuron and dendrite of the next is called the
A. soma. B. nerve. C. synapse. D. neurotransmitter.
A neutral atom must contain ________
A) an equal number of neutrons and electrons B) an equal number of protons, neutrons, and electrons C) an equal number of protons and neutrons D) an equal number of protons and electrons