EMESIS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does emesis mean? 

• EMESIS (noun)
  The noun EMESIS has 1 sense:

1. the reflex act of ejecting the contents of the stomach through the mouth

  Familiarity information: EMESIS used as a noun is very rare.

 Dictionary entry details 

• EMESIS (noun)

Sense 1

Meaning:

The reflex act of ejecting the contents of the stomach through the mouth

Classified under:

Nouns denoting acts or actions

Synonyms:

disgorgement; emesis; puking; regurgitation; vomit; vomiting

Hypernyms ("emesis" is a kind of...):

ejection; expulsion; forcing out; projection (the act of expelling or projecting or ejecting)

inborn reflex; innate reflex; instinctive reflex; physiological reaction; reflex; reflex action; reflex response; unconditioned reflex (an automatic instinctive unlearned reaction to a stimulus)

Hyponyms (each of the following is a kind of "emesis"):

rumination (regurgitation of small amounts of food; seen in some infants after feeding)

haematemesis; hematemesis (vomiting blood)

hyperemesis (severe and excessive vomiting)

 Context examples 

The classic form presents in the first week of life with ketoacidosis, hypoglycemia, emesis, neonatal seizures, and hypertonia.

(Maple Syrup Urine Disease, NLM, Medical Subject Headings)

A self-administered questionnaire designed to measure the short-term impact of nausea, emesis, and retching on patients receiving emetogenic chemotherapy.

(Osoba Nausea and Emesis Module, NCI Thesaurus)

Clinical manifestations include headache, nausea, emesis, seizures, altered mental status (in some cases progressing to COMA); PAPILLEDEMA; and RETINAL HEMORRHAGE.

(Hypertensive Encephalopathy, NLM, Medical Subject Headings)

This inhibits receptor binding of the endogenous substance P and prevents substance P-induced emesis.

(Fosaprepitant dimeglumine, NCI Thesaurus)

Inhibition of certain neurotransmitters (e.g., 5-HT) or their receptors located in this region inhibits emesis.

(Antiemetic Effect, NCI Thesaurus)

Phenothiazines antagonize the dopamine D2-receptor in the chemoreceptor trigger zone (CTZ) of the brain, potentially preventing chemotherapy-induced emesis.

(Phenothiazine, NCI Thesaurus)

Crossing the blood brain barrier, aprepitant binds selectively to the human substance P/neurokinin 1 receptor in the central nervous system (CNS), thereby inhibiting receptor binding of endogenous substance P and substance P-induced emesis.

(Aprepitant, NCI Thesaurus)

Dronabinol acts directly on the appetite and vomiting control centers in the brain to stimulate appetite and prevent emesis.

(Dronabinol, NCI Thesaurus)

Emesis is a complex process coordinated by a central emesis center located in the lateral reticular formation of the mid-brainstem.

(Antiemetic Effect, NCI Thesaurus)