Lecture 10 Part 1 - MC

Question 1

What are the main types of lipids found in foods?
A) Carbohydrates and proteins
B) Sterols and glucose
C) Fatty acids, phospholipids, and sterols
D) Amino acids and fatty acids

Answer 1

C

Question 2

Fatty acids are divided into how many groups based on their carbon chain length?
A) Two
B) Three
C) Four
D) Five

Answer 2

B

Question 3

Which type of fatty acid has no double bonds?
A) Monounsaturated fatty acids
B) Polyunsaturated fatty acids
C) Saturated fatty acids
D) Both monounsaturated and polyunsaturated fatty acids

Answer 3

C

Question 4

What is the primary difference between omega nomenclature and delta nomenclature in fatty acids?
A) Omega counts carbons from the carboxyl end, while delta counts from the methyl end.
B) Delta counts carbons from the carboxyl end, while omega counts from the methyl end.
C) Omega nomenclature considers double bonds; delta does not.
D) Delta nomenclature is used only for saturated fats; omega is for unsaturated.

Answer 4

B

Question 5

Which fatty acids are considered essential for humans?
A) Palmitic acid and oleic acid
B) Linoleic acid and α-linolenic acid
C) Stearic acid and lauric acid
D) Myristic acid and capric acid

Answer 5

B

Question 6

Why are linoleic and α-linolenic acids considered essential fatty acids?
A) They can be synthesized by the human body.
B) They are not synthesized by the body and must be obtained through diet.
C) They are only used for energy storage.
D) They are synthesized in large quantities by the body.

Answer 6

B

Question 7

What are the known health benefits of regular consumption of omega-3 fatty acids?
A) Increased blood pressure and blood clots
B) Decreased blood pressure, risk of heart disease, and stroke
C) Increased risk of inflammatory diseases
D) No known health benefits

Answer 7

B

Question 8

What effect do omega-6 fatty acids have when consumed in large amounts?
A) Anti-inflammatory
B) No effect
C) Pro-inflammatory
D) Decreases blood cholesterol significantly

Answer 8

C