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Chapter 18: Q. 18.34 (page 635)

After running a marathon, a runner has muscle pain and cramping. What might have occurred in the muscle cells to cause this?

Short Answer

Expert verified

Lactate produced from the pyruvate during the running causes muscle pain

Step by step solution

01

Given information

We need to find the cause of muscle pain and cramps after running a marathon

02

Explanation

We know that

Running a marathon, like any rigorous exercise, rapidly depletes the oxygen stored in muscle cells. Pyruvate is converted to lactate in anaerobic circumstances. Lactate buildup causes muscle soreness and cramping, among other symptoms.

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Most popular questions from this chapter

Arachidic acid is a $C_{20}$ fatty acid found in peanut and fish oils.

a. How many cycles of $β$ oxidation are needed for the complete oxidation of arachidic acid?
b. How many acetyl CoA are produced from the complete oxidation of arachidic acid?
c. Calculate the total ATP yield from the complete $β$ oxidation of arachidic acid by completing the following:

What is the three carbon end product of glycolysis.

How many $ATP$ or $NADH$ are produced (or required) in each of the following steps in glycolysis?

a. $1, 3 - b i s p h o s p h o g l y c e r a t e$ to $3 - p h o s p h o g l y c e r a t e$

b. $f r u c t o s e - 6 - p h o s p h a t e$ to $f r u c t o s e - 1, 6 - b i s p h o s p h a t e$

c. $p h o s p h o e n o l p y r u v a t e$ to $p y r u v a t e$

What stage of catabolism involves the digestion of polysaccharides?

What coenzyme picks up hydrogen when carbon oxygen double bond formed.

See all solutions

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