Use the following patient vignette to answer questions 27 an…
Use the following patient vignette to answer questions 27 and 28. The patient returns to your office 8 weeks later for repeat evaluation. She has lost 8 lbs through a combination of exercise (walking 20 minutes three times per week) and diet. Laboratory tests show a detectable improvement across the board. Chest x-ray, ECG and urinalysis are normal. Her blood pressure in the office averages 140/90 mmHg, with 78 bpm pulse. 28. Which of the following treatments is the next best step in managing this patient’s hypertension?
Read DetailsBONUS QUESTION Autoregulation allows the kidneys to maintain…
BONUS QUESTION Autoregulation allows the kidneys to maintain steady blood flow and glomerular filtration rate (GFR) necessary to eliminate waste. There are two internal autoregulatory mechanisms that operate without outside influence: the myogenic response and the tubuloglomerular feedback mechanism. What mechanism(s) does the arteriolar myogenic mechanism use to maintain a steady blood flow? Smooth Muscle Relaxation when blood pressure increases Smooth Muscle Relaxation when blood pressure decreases Smooth Muscle Contraction when blood pressure increases Smooth Muscle Contraction when blood pressure decreases
Read DetailsYou are assessing a 58-year-old woman with hyaline urinary c…
You are assessing a 58-year-old woman with hyaline urinary casts, fractional excretion of Na+ (FENa) of 0.6% and BUN:Cr ratio of 28:1. Past medical history is remarkable for kidney stones, which needed to be removed by lithotripsy. She is currently taking ibuprofen to alleviate arthritis pain in her hands, and omeprazole for gastric reflux. 21. What is the cause of this patient’s acute kidney injury?
Read Details