問題一覧
1
based on chemical type of constituents
chemical
2
what chemical constituents are amygdaline, salicin, and arbutin
glycosides
3
what chemical constituents are morphine, atropine, caffeine
alkaloids
4
what chemical constituents are artemisinin, taxanes, camphor
terpenes
5
aldehydes or ketone alcohols that containe C, H and O
carbohydrates
6
carbohydrates: polyhydroxy___________ polyhydroxy___________
aldehydes, ketones
7
H and O has the same ratio as water, thus they were _________of carbon
hydrates
8
first product of photosynthesis
chlorophyll
9
sweet taste, solubl in water
sugar
10
monosaccharide ____ sugar unit
1
11
disaccharide ____ sugar unit
2
12
oligosaccharide ____ sugar unit
3-10
13
polysacharide is also known as
complex sugar
14
bland taste, insoluble in water
polysaccharides
15
two types of polysaccharides
homoglycans, heteroglycans
16
yield only 1 type of sugar unit upon hyrolysis
homoglycans
17
yield differednt types of sugar unit upon hydrolysis
heteroglycans
18
simple sugars
monosaccharides
19
fructose is classified as
ketohexose
20
fructose is also known as
levulose
21
what is the sweetest sugar
fructose
22
used as food for diabetics, nutrient (_______ injection), sweetening agent
fructose
23
galactose is an
aldohexose
24
-rapidly absorbed in the small intestines -mannose
galactose
25
galactose readily forms _______________
ozasone crystals
26
xylose is also known as
wood sugar
27
boil corn cobs and straw with dilute acids to isolate xylan polymer
xylose
28
xylose is used as a diagnnostic aid for
intestinal malabsorption
29
ribose: -sugar in: ________ DNA: ____________
rna; 2-deoxyribose
30
from cherry juice (prunus ceracys)
malic acid
31
who isolated citric acid from lemon juice
scheele
32
byproduct of wine industry
tartaric acid
33
acidulant in infant feeding formulas
lactic acid
34
formed by dehydration reaction (ab-anomers)
disaccharides
35
mannitol is and osmotic ____________ and osmotic ____________
diuretic, cathartic
36
product of reduction of mannose
mannitol
37
soorbitol is from _________________ sorbus aucupania
mountain ash
38
mannitol is from _________ fraxinus ornus
manna ash
39
-used as humectant, ingredient off toothpaste and chewing gums -taste half as sweet as sugar
sorbitol
40
sorbitol aka
d-glucitol
41
d-glucitol is the product of rreduction of
d-glucose
42
the only non reducing sugar
sucrose
43
sucrose aka
table sugar
44
sources of sucrose
sugar cane, sugar beets, sugar maple
45
saccharum officcinarum
sugar cane
46
beta vulgaris
sugar beets
47
acer saccharum
sugar maple
48
in manufacture of simple syrup, the syrup conatains how many percent sucrose
85
49
demulcent soothes
inflammation
50
aka malt sugar
maltose
51
- hordeum vulgare
barley
52
lactose is also known as
milk sugar
53
lactose camme from cow's milk, __________
bos taurus
54
lsctose is used as
tablet diluent, infant feeding formula
55
produced by the alkaline rearrangement of lactose
lactulose
56
as a cathartic, lactulose is coonverted ______acid, ________ acid that causes irritation of the colon
lactic, acetic
57
lactulose prevents _________________________________ (for px with liver failure)
portal systemic encephalopathy
58
glucos-glucose-fructose
gentianose
59
galactose-glucose-fructose
raffinose
60
glucose-glucose-glucose
maltotriose
61
glucose-fructose-glucose
melezitose
62
homoglycans
glucosans, fructosan
63
glucosans (gluucose only)
starch, cellulose, dextran
64
fructosan (frustose only)
inulin
65
heteroglycans
gums annd mucilages, glycosides
66
zea mays
corn
67
oryza sativa
rice
68
solanum tuberosum
potato
69
triticum aestivum
wheat
70
manihot esculenta
cassava
71
amylose aka
linear starch
72
composed of 250-300 glu units linked by a-1,4 glycosidic bonds
amylose
73
amylose is water _______
soluble
74
result of amylose in iodine test
deep blue
75
percent of amylose
25
76
composed of 1000 or more glu units linked by a-1,4 and a-1,6 glycosidic bonds at every 25 glucose units
amylopectin
77
amylopectin aka
branched starch
78
amylopectin is water ________
insoluble
79
result of amylopectin in iodine test
purple or violet
80
percent of amylopectin
75