Untrained/ Trained Athletes Stats

Question 1

Why is the resting heart rate higher in an untrained athlete
1) w…… cardiac m…..
2) s……. heart m…..
3) L…. S….. v……..
4) L…. V….. R……

Answer 1

Weaker cardiac muscle
Smaller heart muscle
Lower stroke volume
Lower Venus return

Question 2

Why is stroke volume higher in a trained athlete
1)more b…. Is p…. out per b….
2) cardiac hyp…….
3)stronger h….=stronger con………
4) grater V…. R……
5)More b… can fit in ve……..
6)Increased st…… of ve……..

Answer 2

More blood is pumped out per beat
Cardiac hypertrophy
Stronger heart= stronger contractions
Greater Venus return
More blood can fit in the ventricles
Ventricles can stretch more