L13-2

Question 1

runner does pre-breakfast run but why does she get nausea

Answer 1

no food in the stomach may potentiate the gastric reflux

Question 2

runner had food before the run and Gatorade mixed with sugar during workout -> why does she get nausea

Answer 2

bc during exercise, you get delayed gastric emptying

Question 3

define gastric reflux

Answer 3

stomach acid moves up into the esophagus

Question 4

define diarrhea

Answer 4

when stools are loose and watery

Question 5

describe exercise associated diarrhea

Answer 5

during exercise, intestinal blood flow decreases dramatically

1) this increases intestinal permeability
2) bacteria translocation is facilitated
3) you get loss of protective bacterial flora, which increases endotoxin that may cause diarrhea

Question 6

runner who regularly runs experiences fatigue and declining performance - name 4 possible causes

Answer 6

1) stress
2) depression
3) overtraining
4) dietary deficiency

Question 7

define anemia

Answer 7

when you have low RBC

Question 8

define delayed gastric emptying

Answer 8

when the stomach empties food slowly

Question 9

in general, why do you get nauseous during exercise

Answer 9

blood is shunted away from organs to muscles and skin