Century Dictionary and Cyclopedia
- Tending to excite; containing or characterized by excitement; excitative.
GNU Webster's 1913
- adj. Tending to excite; containing excitement; excitative.
- adj. (of drugs e.g.) able to excite or stimulate
“Those that make you feel energized, excited, and stimulated, and help you focus, learn, and remember, are called excitatory neurotransmitters.”
“The majority of brain cells are called excitatory because they ramp up the action of target cells.”
“In later work, which got little attention in the West, Pavlov sought to prove that dogs are of four temperamental types, "strong excitatory," "lively," "calm imperturbable, or phlegmatic," and "weak inhibitory.”
“That said, it is part of the joy of popular science writing that it can lead one to the point of comprehending sentences such as: "These findings with MK-801 pretreatment suggested that LTP and/or LTD of the excitatory synapses received by the neurons of the VTA was induced in rats as a result of taking cocaine.”
“Progesterone administration attenuates excitatory amino acid responses of cerebellar Purkinje cells.”
“There are two main families of neurotransmitters in the brain: the excitatory neurotransmitters like adrenaline and the calming neurotransmitters like GABA (gamma amino butyric acid).”
“Glutamate accelerates brain activity—it is excitatory.”
“Chronic stress raises the level of the excitatory hormones, including norepinephrine and cortisol, which can wear your body down and lead to disease.”
“Second, small partially digested food proteins, called peptides, from gluten and casein can act to disturb the normal neurotransmitter function in the brain, and third, they can act as “excitotoxins,” increasing glutamate an excitatory neurotransmitter and creating a chain reaction that overexcites, injures, inflames and ultimately kills brain cells.”
“When you have low levels of GABA, it is harder for you to relax after your body has released these excitatory neurotransmitters.”
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