title: The effect of physical conditioning on cardiac response to acute exertion.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D000818:Animals; D001835:Body Weight; D002118:Calcium / Q000378:metabolism; D003300:Copper / Q000378:metabolism; D006321:Heart / Q000033:anatomy & histology / Q000502:physiology*; D008297:Male; D009206:Myocardium / Q000032:analysis / Q000201:enzymology / Q000378:metabolism; D009929:Organ Size; D005082:Physical Exertion; D011188:Potassium / Q000378:metabolism; D051381:Rats; D012964:Sodium / Q000378:metabolism; D013550:Swimming; D013997:Time Factors; D014882:Water-Electrolyte Balance; D015032:Zinc / Q000378:metabolism
chemical_list: D003300:Copper; D012964:Sodium; D000251:Adenosine Triphosphatases; D015032:Zinc; D011188:Potassium; D002118:Calcium