What's the difference between nervous and pokerish?

Nervous

Definition:

(a.) possessing nerve; sinewy; strong; vigorous.
(a.) Possessing or manifesting vigor of mind; characterized by strength in sentiment or style; forcible; spirited; as, a nervous writer.
(a.) Of or pertaining to the nerves; seated in the nerves; as, nervous excitement; a nervous fever.
(a.) Having the nerves weak, diseased, or easily excited; subject to, or suffering from, undue excitement of the nerves; easily agitated or annoyed.
(a.) Sensitive; excitable; timid.

Example Sentences:

(1) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
(2) The telencephalic proliferative response has been studied in adult newts after lesion on the central nervous system.
(3) In dogs, cibenzoline given i.v., had no effects on the slow response systems, probably because of sympathetic nervous system intervention since the class 4 effects of cibenzoline appeared after beta-adrenoceptor blockade.
(4) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
(5) To examine the central nervous system regulation of duodenal bicarbonate secretion, an animal model was developed that allowed cerebroventricular and intravenous injections as well as collection of duodenal perfusates in awake, freely moving rats.
(6) Postpartum management is directed toward decreasing vasospasm and central nervous system irritability and maintaining fluid and electrolyte balance.
(7) An experimental autoimmune model of nerve growth factor (NGF) deprivation has been used to assess the role of NGF in the development of various cell types in the nervous system.
(8) The most common reasons cited for relapse included craving, social situations, stress, and nervousness.
(9) Neurotensin (NT) is an endogenous brain tridecapeptide for which high affinity binding sites exist in the central nervous system.
(10) Substance P, a potent vasodilating peptide, seems to be released from trigeminal nerve endings in response to nervous stimulation and is involved in the transmission of painful stimuli within the periphery.
(11) Label was found widely distributed among all the organs except the nervous system and its rate of disappearance from the tissues paralleled its disappearance from the circulation.
(12) These results suggest that aluminum is able to gain access to the central nervous system under normal physiological conditions.
(13) The effects of five beta blockers on the central nervous system of healthy subjects was studied by computerized EEG analysis.
(14) In order to localize probable central nervous system sites for these actions, we have used 125I-labelled 1-d(CH2)5, 7-sarcosine-8-arginine vasopressin, a specific V1-receptor antagonist, and in vitro autoradiography to map brain vasopressin binding sites.
(15) The increased sympathetic nervous activity during exercise appears to be a toxic rather than a compensatory effect of alcohol.
(16) It is suggested that contractile responses to electrical stimulation in isolated sheep urethral smooth muscle are mediated by the sympathetic nervous system, mainly through release of noradrenaline stimulating postjunctional alpha 1-adrenoceptors.
(17) The response to LBNP in the pentobarbitone-anaesthetized rat appeared not to be influenced by the autonomic nervous system.
(18) When we trained on it, my heart sunk,” Coleman said after his side began their Euro 2016 campaign with a nervous victory.
(19) The poststenotic ischemia induced by sympathoexcitatory reflexes can also be prevented by blocking the sympathoexcitation at the central nervous level by clonidine.
(20) These results suggest that, to fully understand how multijoint movement sequences are controlled by the nervous system, sensory mechanisms must be considered in addition to central mechanisms.