4298175
Description
Quiz by gyorgycrack, updated more than 1 year ago
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Created by gyorgycrack
over 8 years ago
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Question 1
Question
Which is the name for lipids that in contact with NaOH form a soap?
Answer
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Complex lipids
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Simple lipids
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Saponifiable lipids
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Acylglycerates
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Waxes
Question 2
Question
Saturated fatty acids can have one or more double bonds
Answer
- True
- False
Question 3
Question
18:3 (Δ9,12,15) is nomenclature abbreviated for which fatty acid?
Answer
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Linoleic
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α-linolenic
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Arachidonic
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Omega-6
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Any of these
Question 4
Question
If we have a molecule of glycerol with two fatty acids and one phosphate group we are talking about...?
Answer
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Acyglycerates
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Waxes
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Glycerophospholipids
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Sphingophospholipids
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Glycerolglycolipids
Question 5
Question
Which of these is involved in inflammation and immune response?
Answer
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Icosanoids
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Glycolipids
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Phospholipids
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Isoprenoids
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Waxes
Question 6
Question
Vitamine E which is an antioxidant that belongs to which of these groups?
Answer
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Terpenoids
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Carotenoids
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Esteroids
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Leukotrienes
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Thromboxanes
Question 7
Question
Carotenoids are big molecules that are in general symmetric with conjugated double bonds
Answer
- True
- False
Question 8
Question
Which of these statements about cholesterol is not true?
Answer
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Cholesterol is forming part of the membranes of animal cells
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Lettuce, tomato and bread has not cholesterol
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Cholesterol is obtained by the diet but mainly is obtained by synthesis in liver
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Bad cholesterol and good cholesterol are the same molecule
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Cholesterol is a solid that need to be transported in plasma by etherocytes
Question 9
Question
Vitamines B, C, D, E and K are all soluble in water
Answer
- True
- False
Question 10
Question
Which of these vitamins is involved in calcium balance?
Answer
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Vitamine A
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Vitamine B
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Vitamine C
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Vitamine D
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Vitamine K
Question 11
Question
Which of these statements is not true?
Answer
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Lipases transform tryacylglycerides into 2-monoacylglycerides and 2 fatty acids
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Phospholipase A2 transform phosphoglycerides into 1-lisophosphoglycerides
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Cholesterol esterase eliminate one fatty acid from cholesterol forming cholesterol
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This enzymes transform this molecules into more polar molecules
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Lipids are very insoluble and need to reach the membrane of erythrocytes
Question 12
Question
The stomach is going to secrete [blank_start]cholecystokinin[blank_end] that induce contractions in the stomach and also the secretion of [blank_start]bile salts[blank_end]. With this movement, the drop of fat will be transformed into [blank_start]smaller[blank_end] drops of fat. All of this is possible because bile salts act as [blank_start]emulsifying[blank_end] agents. After all this process, all the lipids from the diet have been transformed into [blank_start]cholesterol[blank_end] fatty acids.
Answer
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cholecystokinin
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bile salts
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smaller
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emulsifying
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cholesterol
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