25. The precursor for the neurotransmitters L-DOPA, Dopamine, Norepinephrine and Epinephrine is: T + a) histidine' + b) tryptophan¶ + c) trvosine T + d) adenosine triphosphate T
25. The precursor for the neurotransmitters L-DOPA, Dopamine, Norepinephrine and Epinephrine is: T + a) histidine' + b) tryptophan¶ + c) trvosine T + d) adenosine triphosphate T
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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please answer 25,26

Transcribed Image Text:25. The precursor for the neurotransmitters L-DOPA, Dopamine, Norepinephrine and Epinephrine ·
is:1
+ a) histidineT
+ b) tryptophanT
+ c) tryosineT
+ d) adenosine triphosphate
26. Neuropeptide transmitters that act as natural opiates to reduce pain perception under certain
stressful conditions are called: T
+ a) choline acetyltransferasesT
+ b) endorphins and enkephalins T
+ c) adenylate cyclases
+ d) glutamatesT
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