Author Question: A distance runner states that she is taking glutamine supplements because she is constantly plagued ... (Read 56 times)

frankwu · **on:** Aug 21, 2018

A distance runner states that she is taking glutamine supplements because she is constantly plagued by upper respiratory tract infections. Is there a biologically plausible link?
a. Yes, because glutamine can be a fuel source for immune system cells under the stress of prolonged exercise.
b. No, because glutamine is not directly associated with the immune system.

Question 2

What does the term conditionally indispensable mean?
a. Under stressful conditions, amino acids that normally could be made by the body must be provided by the diet.
b. Under certain conditions, the body only needs 10 amino acids not the usual 20 amino acids to build and repair tissue.
c. Under no conditions can these amino acids be broken down to provide energy.
d. Under starvation conditions, these amino acids can be manufactured without a nitrogen-containing (amino) group.