34. Question : Which complex (wave) represents the sum of all ventricular muscle cell depolarizations?

35. Question : Carcinoma in situ is characterized by which changes?

36. Question : If the sinoatrial (SA) node fails, then at what rate (depolarizations per minute) can the atrioventricular (AV) node depolarize?

37. Question : What is the direct action of atrial natriuretic hormone?

38. Question : Causes of hyperkalemia include:

39. Question : Which cardiac chamber has the thinnest wall and why?

40. Question : Innervation of the bladder and internal urethral sphincter is supplied by which nerves?

41. Question : The most common site of metastasis for a patient diagnosed with prostate cancer is which location?