test meal


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test meal

 
a portion of food or foods given for the purpose of determining the functioning of the digestive tract.
barium test meal a meal containing barium sulfate as the opaque constituent; see also barium test.
motor test meal food or drink whose progress through the stomach, pylorus, and intestinal tract is observed fluoroscopically.
opaque test meal a meal containing some substance opaque to x-rays, permitting visualization of the gastrointestinal tract.

test meal

1. toast and tea, or crackers and tea, or gruel or other bland food, given to stimulate gastric secretion before withdrawing gastric contents for analysis;
2. administration of food containing a substance thought to be responsible for symptoms, such as an allergic reaction.

test meal

A nonspecific term for a diagnostic meal containing radiocontrast material (most often barium sulphate), after ingestion of which gastric content is retrieved to identify structural changes (e.g., polyps) or functional status (e.g., hypochlorhydria).

test meal

(test mēl)
1. Toast and tea, or crackers and tea, or gruel or other bland food, given to stimulate gastric secretion before withdrawal of gastric contents for analysis.
2. Administration of food containing a substance thought to be responsible for symptoms, such as an allergic reaction.

test meal

A now largely superseded test for the secretion of stomach acid. A small quantity of liquid food is left in the stomach for a short period and then sucked out through a tube for analysis.

test meal

(test mēl)
1. Toast and tea, or crackers and tea, or gruel or other bland food, given to stimulate gastric secretion before withdrawing gastric contents for analysis.
2. Administration of food containing a substance thought responsible for symptoms, such as an allergic reaction.
References in periodicals archive ?
They then received the liquid test meal and were euthanized 30 min postprandially by a thiopental overdose (100 mg/kg, ip) to calculate fractional gastric dye recovery, as previously described.
Hirano et al., "The test meal A:A pilot model for the international standard of test meal for an assessment of both postprandial hyperglycemia and hyperlipidemia," Journal of the Japan Diabetes Society, vol.
Test meals consisted of (a) Meal 1: 250 g of ground turkey leg meat burger and 500 mL of purified water (without gas); (b) Meal 2: 250 g of ground turkey leg meat burger and 500 mL of 5% BPC-350 beverage; (c) Meal 3: 250 g of ground turkey leg meat burger prepared with 6% BPC-350 and 500 mL of 5% BPC-350 beverage.
The same test meal was prepared for all participating children in each kindergarten class.
The test meal of day two was prescribed according to the participants' body mass; it provided 0.35 g fat, 1.17 g carbohydrates, 0.29 g protein, and 38 kJ energy per kilogram body mass.
Fasting ghrelin and the ghrelin response to the test meal were similar between groups (Figure 2).
This randomized, single-blind cross-over study compared the effectiveness of a conventional alginate reflux barrier formulation (20 mL single dose of Liquid Gaviscon; sodium alginate, sodium bicarbonate, calcium carbonate) with a 20 mL single dose of an alginate-cimetidine combination formulation (Algitec Suspension; sodium alginate, cimetidine) in the suppression of food and acid reflux into the oesophagus after a test meal in 12 healthy volunteers.
The participants then consumed the test meal within 15-20 minutes and remained at rest for one hour while the postprandial plasma glucose level was determined at every 15 minutes.
In most of the studies in which lunch was compared with no lunch, the authors examined post-lunch effects 60 to 75 minutes after a test meal (21,22,32).
Subjects were randomised to receive a test meal labelled with radioactive iron in combination with 1 cup of black tea (78 mg polyphenols) or AA in water solution (at a 2:1 molar ratio).
The insulin response to a standardized test meal was significantly lower in the big-breakfast group as well.
The rats were starved for the twenty four hours, after which each was fed with the appropriate test meal for thirty minutes.