The primary function of the myocardial working cells is contraction only

Your greatest concern in the initial management of the patient with an abdominal injury is:

A) preventing infection. B) controlling pain. C) suspecting shock. D) finding out the time of the patient's last oral intake.

All of the following are examples of curative research, EXCEPT

A) correction of a congenital heart abnormality B) reducing the symptoms of menopause C) removal of a tumor D) hysterectomy