Lecture 8 - MC

Question 1

What is microbiota?
A) A single microorganism living in the human body
B) A collection of only bacterial cells in a specific habitat
C) The assembly of microbes living in a habitat
D) A type of virus found in the human colon

Answer 1

C

Question 2

Where in the body are short-chain fatty acids (SCFAs) primarily produced?
A) Stomach
B) Small intestine
C) Colon
D) Liver

Answer 2

C

Question 3

Which of the following is NOT a short-chain fatty acid produced in the colon?
A) Acetate
B) Propionate
C) Butyrate
D) Lactate

Answer 3

D

Question 4

Which of the following vitamins are produced by bacteria in the colon?
A) Vitamin C and D
B) Vitamin E and A
C) B vitamins and Vitamin K
D) Vitamin B12 and Vitamin F

Answer 4

C

Question 5

What is the primary function of insoluble fiber in the diet?
A) To decrease fecal volume
B) To ferment and produce SCFAs
C) To increase fecal volume and aid in detoxification
D) To be absorbed in the small intestine

Answer 5

C

Question 6

Which type of fiber is known for being fermentable by colonic bacteria?
A) Insoluble fiber
B) Soluble fiber
C) Both soluble and insoluble fibers
D) Neither soluble nor insoluble fibers

Answer 6

B

Question 7

Where are vitamins originating from the diet typically absorbed?
A) Large intestine
B) Colon
C) Stomach
D) Small intestine

Answer 7

D