BIOMOLECULES AND ENZYMES

BIOLOGY

HORMONES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What will happen after a meal with high starch content?
A
More insulin will be secreted into blood stream
B
more insulin will be released into small intestine
C
more glucagon will be released into bloodstream
D
more glucagon will be released into small intestine
Explanation: 

Detailed explanation-1: -When people eat a food containing carbohydrates, the digestive system breaks down the digestible ones into sugar, which enters the blood. As blood sugar levels rise, the pancreas produces insulin, a hormone that prompts cells to absorb blood sugar for energy or storage.

Detailed explanation-2: -Because high GI foods cause a sudden spike in the blood sugar level, large amounts of insulin are secreted in order to process the sugar in the blood, causing a spike in insulin secretion to handle the sugar.

Detailed explanation-3: -Increased delivery of insulin into the circulation causes further suppression of hepatic glucose release (to ∼0.5 mg/kg/min) and increased stimulation of glucose uptake by insulin-sensitive tissues such as muscle to restore normoglycemia.

Detailed explanation-4: -Research shows eating resistant starch can improve insulin sensitivity. One study found that overweight or obese men who ate 15 to 30 grams of resistant cornstarch per day for four weeks experienced significant improvement in insulin sensitivity compared to men who ate non-resistant starch.

Detailed explanation-5: -Then as you eat and the food is digested, the sugar levels rise which causes a surge of insulin. The insulin levels rapidly climb and peak in about 45 minutes to 1 hour before falling back to the background or basal levels –The situation is different when you have diabetes and are getting insulin replacement therapy.

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