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level: Carbohydrates

Questions and Answers List

level questions: Carbohydrates

Question	Answer
Simple carbs are often referred to as ___ carbs	Sugary
Complex carbs are often referred to as __ carbs	Starchy
Carbs provide a steady and readily available supply of energy for the __ and central nervous system	Brain
The brain, in particular, is what's known as an obligate user of glucose. Meaning glucose must be constantly supplied in order to function properly	True
Carbs are used immediately or stored in the muscles and liver as ___	Glycogen
If a carb is made up of 1 sugar unit it is known as a __	Monosaccharide
Glucose in fruit and honey, Fructose in fruit and veg, Galactose in milk are forms of ___	Monosaccharides
Sucrose found in cereals such as barley, Sucrose (table sugar), Lactose in milk (Glucose + Galactose) are forms of __	Disaccharides
Disaccharide has 2 sugar molecules and polysaccharides have many sugar molecules?	True
Resistant starch is also known as?	Amylose
What is formed when 2 glucose molecules link together?	Maltose
Which of the starchy carbohydrates is easily digested by enzymes in the small intestine? (non resistant)	Amylopectin
What is the recommended intake of fibre per day?	30g
Half a can of baked beans has 7.7g of fibre?	True
A slice of wholemeal bread has 3g of fibre	True
An apple has 2g of fibre	True
A bowl of bran flakes has 4g of fibre	True
Sugary carbohydrates are made up from how many sugar units?	1-10
The brain must be supplied with glucose constantly in order to function properly	True
What is formed from the monosaccharides glucose and fructose?	Sucrose
Resistant starch is made up from?	Amylose
Non resistant starch is called	Amylopectin
Carbohydrates are readily available source of energy for the body which can either be used or stored in muscles and liver as glycogen	True
Soluble fibre slows down digestion and helps manage blood sugar levels	True
Insoluble fibre remains undigested but has a number of health benefits	True
Soluble fibre helps slow down digestion and absorption of other carbs such as starch and so may help manage blood sugar levels	True
Insoluble fibre does not dissolve in water and is undigested by the body. This helps keep the gut moving and promote regular bowel movements. This is a reason it is. linked to reducing constipation and reducing risk of bowel cancer	True
Carbohydrates main function is to supply the body with energy	True
Sugary carbs are in fruit, some vegetables, milk and dairy	True
___ such as those contained in honey, fruit juice and processes food and drink, have been linked to tooth decay, poor blood sugar control and obesity	Non-milk extrinsic
In addition to supplying both starchy carbs and intrinsic sugars these are high in fibre, micronutrients and antioxidants	Fruit and vegetables
Fruit oats and beans are a good source of soluble fibre?	True
Which is not a function of soluble NSP	Increase faecal bulk
Which food example contains intrinsic sugars?	Apples
Which food example contains non-milk extrinsic sugars?	Fruit juice
Which food type could cause tooth decay?	Fruit juice
What contains extrinsic sugars?	Milk
Low GI is ranked between __	1-55
Medium GI is ranked between__	56-69
High GI is ranked between __	70-100
Low GI diets manage weight, appetite suppression, reduce insulin levels and resistance, manages and prevents diabetes	True
Manage portion size, include protein to slow the digestive process, inc 1 low GI and include fibre to low down the glycaemic response	True
Carbs easily digested has what affect?	Rapid increase in blood sugar
The GI of a food is measured by taking an amount of a test food that contains 50g of carbohydrate	True
The ___ tells the level of glycemic response you get from eating a portion of food	Glycemic load
What percent of our energy should come from carbs?	50-55%
A semi-liquid solution that consists of partially digested food, water, hydrochloric acid and some digestive juices and enzymes	Chyme
Top section of the small intestine	Duodenum
Enzyme contained in salvia and is secreted by the pancreas that is used for digestion	Amylase
Blood glucose levels can take 90-180mis to return to its normal level	True
What kind of carb does salivary amylase breakdown starchy carb into?	Short chain polysaccharides
Amylase digests polysaccharides when they reach the small intestine	True