No. As handsonanatomist mentions it has to do with blood flow to the myocardium(heart muscle itself). The heart muscle itself only receives oxygen during diastole(relaxation), but as heart rate increases the relative length of diastole shortens compared to systole(heart contraction). TLDR; your heart gets tired because it only gets oxygen while relaxed, and the relative amount of time spent relaxing is less.
Mine: is a possessive pronoun. Example :That is mine. My: is a possessive adjective. Example : That is my car. This is my iPodâ --- - This iPod is mine. This is my pen ------ This pen is mine. This is my car ------ This car is mine. Those are my paintings ------ those paintings are mine.
What is the Difference between a patented and an unpatented mining claim? Patented Mining Claim - is one for which the Federal Government has passed it title to the claimant making it private property. A person may mine and reemove minerals without a patent. A mineral patente gives exclusive title to the locatable minerals as well as the land.