q patho - unstableangina - Printable Version +- USMLE Forum - Largest USMLE Community (https://www.usmleforum.com) +-- Forum: USMLE Forum (https://www.usmleforum.com/forumdisplay.php?fid=1) +--- Forum: Step 1 (https://www.usmleforum.com/forumdisplay.php?fid=2) +--- Thread: q patho - unstableangina (/showthread.php?tid=329729) |
q patho - unstableangina - ArchivalUser - 08-20-2008 A 47-year-old male enters the hospital emergency room after severing a major artery during a farm accident. It is estimated that the patient lost about 800 mL of blood. His blood pressure is 95/65 mm Hg. A decrease in which of the following would be expected in response to hemorrhage in this man? A. Heart rate B. Plasma renin activity C. Sympathetic nerve activity D. Total peripheral resistance E. Vagal nerve activity 0 - ArchivalUser - 08-20-2008 ee 0 - ArchivalUser - 08-20-2008 E. Vagal nerve activity 0 - ArchivalUser - 08-20-2008 reflex tachycardia,decreasing PNS and increasing SNS e |