carbs Flashcards

(45 cards)

1
Q

complex carbohydrates

A

starch - amylase and amyolopectin
fiber - soluble and insoluble
-glycogen

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2
Q

simple carbohydrate

A

Disaccharides - lactose, maltose, sucrose
monosaccharides - glucose, galactose, fructose

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3
Q

digestible cho

A

starch - amylopectin
disaccrides - lactose, sucrose, fructose

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4
Q

what kind of starch is amylase

A

resistant starch

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5
Q

not digested or resistant to digestion CHO

A

fiber - soluble and insoluble
amylose
Monosaccharides - glucose, galactose, fructose

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6
Q

sucrose is the sweetest of the disaccharides because

A

its made of fructose and glucose

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7
Q

which monosaccharide is the sweetest

A

fructose

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8
Q

why are fruits sweeter than vegetables

A

because fruit have more fructose and sucrose

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9
Q

mechanical and chemical digestion happen both in the

A

mouth

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10
Q

amylase molecule is

A

large CHO molecules that are tightly packed together (straight line bonds)

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11
Q

isomaltase

A

breaks bonds at branches of amylopectin

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12
Q

maltase

A

breaks straight-line bonds
-breaks down maltose and small CHO molecules

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13
Q

sucrase breaks bond in

A

suncrose

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14
Q

lactase breaks the bond in

A

lactose

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15
Q

fiber is made up of

A

B,1,4 and glucose glucose bonds

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16
Q

role of mucosa cells in SI: digestion

A

brush border enzymes
-disaccharide digestion

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17
Q

role of mucosa cells in SI: absorption

A

mucosa cells in SI absorp all nutrients

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18
Q

what does secretin do

A

neutralizes HCl

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19
Q

nutrients get absorbed into the blood

A

H20 soluble, CHO

20
Q

nutrients that get absorbed into the lumph

A

fat-soluble nutrients, ADEK, cholesterol and fats

21
Q

CHO is converted at ___ to

A

sees liver first, and turned into galactose and fructose

22
Q

after CHO is converted it is stored as

A

glycogen in the skeletal muscle or converted to fat and stored as fat

23
Q

which organ can glycogen not leave

24
Q

difference between celiacs disease and gluten intolerance

A

CD = damaged to SI and autoimmune reaction
GI= no damage to SI

25
zonulin causes
leaky gut
26
people with celiacs disease have less
digestion = brush border enzymes - difficulty in digesting disaccharides -decrease in isomaltase - helps digest amylopectin
27
hyperglycemia
too much blood sugar -pancreas needs to release insulin -transport extra sugar into cells -builds glycogen -then returns to normal blood sugar
28
hypoglycemia
too little blood sugar -pancreas releases glucagon -glucagon stimulates glycogenolysis in liver -stimulates glycogeneogensis -then it normalizes glycogen
29
glycogen is made in
muscle, liver, adipocytes
30
insulin release is proportionate to
hyperglycemia
31
reactive hyerglycemia
server hyperglycemia causes severe hyerinsulinemia
32
good CHO
-more fiber the better -whole grain -fruits -veggies -starchy fibers
33
bad CHO
sodas, juice, pasta, pure startches
34
type 1 diabetes
cant produce insulin -struggle resolving hyperglycemia -target cells are healthy
35
what triggers type 1 diabetes
stress triggers autoimmune response
36
therapy for type 1 diabetes
insulin pumps
37
type 2 diabetes
struggle resolving hyperglycemia -insulin resistance - target cells dont respond -beta cell fatigue over time
38
therapy for type 2 diabetes
insulin injections -weight loss
39
insulin resistance (type 2) is reversible
true
40
lipogenesis
making triglycerides from fat
41
de novo lipogenesis
making triglycerides from CHO or protein
42
impact of insulin on carbohydrates
stimulates making glycogen, and inhibits glyconeogenesis
43
impact of insulin on protein
stimulates protein synthesis inhibits protolysis
44
impact of insulin on fat
stimulates lipogenesis inhibits lipolysis
45