Dopaminergic neurons are found in the nucleus accumbens (IB word). Why do we need a nucleus accumbens?...

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Biology

Dopaminergic neurons are found in the nucleusaccumbens (IB word). Why do we need a nucleusaccumbens? [1]

What is the ‘secondary messenger’ concept?[1]

Slow receptors can modulateFast receptors. How? [2]

Opioids bind to opioid receptors on widelydistributed pain pathways. Since they themselves are GPCRs they canact at a distance far from the opioid receptor.   Whateffect do opioids have on the pre- and post-synapticmembranes of neurons in the pain pathways? [4]

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1The nucleus accumbens definitely plays a central role in the reward circuit Its operation is based chiefly on two essential neurotransmitters dopamine which promotes desire and serotonin whose effects include satiety and inhibitionThe most important    See Answer
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