Acetylcholine in the brain alters neuronal excitability, influences synaptic transmission,
induces synaptic plasticity, and coordinates firing of groups of neurons. As a result, it …

Movement, the fundamental component of behavior and the principal extrinsic action of the
brain, is produced when skeletal muscles contract and relax in response to patterns of action …

Smoking decreases appetite, and smokers often report that they smoke to control their
weight. Understanding the neurobiological mechanisms underlying the anorexic effects of …

Choline acetyltransferase (ChAT), the enzyme responsible for the biosynthesis of
acetylcholine, is presently the most specific indicator for monitoring the functional state of …

It is well known, although not well understood, that smoking and eating just do not go
together. Smoking is associated with decreased food intake and lower body weight …

People's moods modulate social cognition, interpersonal interactions, and social
relationships. For example, negative moods can alter the perceived likelihood of occurrence …

A characteristic peculiarity of the trigeminal sensory system is the presence of two distinct
populations of primary afferent neurons. Most of their cell bodies are located in the …

Publisher Summary Wealth of evidence has accumulated to confirm the reality and heuristic
value of the volume transmission paradigm. In its largest acceptance, this diffuse mode of …

The hippocampus, a limbic brain region involved in the encoding and retrieval of memory,
has a well-defined structural network assembled from excitatory principal neurons and …

Nicotinic acetylcholine receptors (nAChRs) are widely distributed in the central nervous
system and have been implicated in multiple behavioral paradigms and pathological …