
Concept explainers
To identify: The targets of the cholinergic and androgenic neurotransmitters of the autonomic nervous system.
Concept introduction: The autonomic nervous system (ANS) is a functional division of the peripheral nervous system. It involves two autonomic neurons in the efferent pathway, namely preganglionic neurons and postganglionic neurons. The neurotransmitters are endogenous chemicals released by the neurons and are localized in the presynaptic terminal (terminal end of the axon). These chemical signals are released into the synaptic cleft and bind to specific receptors on the postsynaptic membrane of another neuron. The neurons that are present in a specific portion of the brain can be directly or indirectly influenced by each neurotransmitter, thereby affecting the behavior.

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Chapter 15 Solutions
Loose Leaf For Anatomy & Physiology: An Integrative Approach
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- Choose a catecholamine neurotransmitter and describe/draw the components of the synapse important for its signaling including synthesis, packaging into vesicles, receptors, transporters/degradative enzymes. Describe 2 drugs that can act on this system.arrow_forwardThe following figure is from Caterina et al. The capsaicin receptor: a heat activated ion channel in the pain pathway. Nature, 1997. Black boxes indicate capsaicin, white circles indicate resinferatoxin. a) Which has a higher potency? b) Which is has a higher efficacy? c) What is the approximate Kd of capsaicin in uM? (you can round to the nearest power of 10)arrow_forwardWhat is the rate-limiting-step for serotonin synthesis?arrow_forward
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