Which of the following could be a cause of an irregular systolic reading? a) blood is not following properly from the vein to the heart. b) carbon dioxide and oxygen are mixing in the blood . c) the left ventricle is having difficulty contracting. d) the one way valve in the veins are not working.

A32-year-old woman presents for a routine gynecological exam. she has been married for 5 years and plans to start a family with her husband in the near future. her first menstrual period was at the age of 11. she is in a 28/4 cycle with no irregularities or discomfort. at age 18, she had an induced abortion and has used oral contraceptives since then. in the recto-vaginal exam, you palpate a mass on the left side. an ultrasound confirms a complex cystic tumor 6cm in diameter on the left ovary. there is no free fluid in the pelvis. there is no family history of any malignant tumors. what is your therapeutic approach?

What can you do to be a financially responsible consumer.

If scientists are trying to use what they know about hsv to devise a means of protecting other people from being infected, which of the following would have the best chance of lowering the number of new cases of infection? a) vaccinate of all persons with preexisting cases of hsvb) interfere with new viral replication in preexisting cases of hsvc) treat hsv lesions to shorten the breakoutd) educate people about avoiding sources of infection