例句與造句

1. Dr . McArdle noticed this patient s cramps were electrically silent and his venous lactate levels failed to increase upon ischemic exercise . ( The ischemic exercise consists of the patient squeezing a hand dynamometer at maximal strength for a specific period of time, usually a minute, with a blood pressure cuff, which is placed on the upper arm and set at 250 mmHg, blocking blood flow to the exercising arm . ) Notably, this is the same phenomenon that occurs when muscle is poisoned by iodoacetate, a substance that blocks breakdown of glycogen into glucose and prevents the formation of lactate.
2. It's difficult to find hand dynamometer in a sentence. 用hand dynamometer造句挺難的