Which statement about diverticular disease is true?
a. Most diverticula occur in the sigmoid colon
b. Diverticula are uncomfortable even when not inflamed
c. High-fiber diets contribute to diverticula
d. Diverticula form where intestinal wall muscles are weak
Answer: a. Most diverticula occur in the sigmoid colon
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What diagnosis of the male genitalia is most likely in this case?
A 22-year-old unemployed roofer presents to your clinic, complaining of pain in his testicle and penis. He states the pain began last night and has steadily become worse. He states it hurts when he urinates and he has not attempted intercourse since the pain began. He has tried Tylenol and ibuprofen without improvement. He denies any fever or night sweats. His past medical history is unremarkable. He has had four previous sexual partners and has had a new partner for the last month. She is on oral contraceptives so he has not used condoms. His parents are both in good health. On examination you see a young man lying on his side. He appears mildly ill. His temperature is 100.2 and his blood pressure, respirations, and pulse are normal. On visualization of the penis he is circumcised, with no lesions or discharge from the meatus. Visualization of the scrotal skin appears unremarkable. Palpation of the testes shows severe tenderness at the superior pole of the normal-sized left testicle. He also has tenderness when you palpate the structures superior to the testicle through the scrotal wall. The right testicle is unremarkable. An examining finger is placed through each inguinal ring without bulges being noted with bearing down. His prostate examination is unremarkable. Urine analysis shows white blood cells and bacteria. A) Acute orchitis B) Acute epididymitis C) Torsion of the spermatic cord D) Prostatitis
A nursing student asks the nurse to explain the role of cyclooxygenase-2 (COX-2) and its role in inflammation. The nurse will explain that COX-2
a. converts arachidonic acid into a chemical mediator for inflammation. b. directly causes vasodilation and increased capillary permeability. c. irritates the gastric mucosa to cause gastrointestinal upset. d. releases prostaglandins, which cause inflammation and pain in tissues.
The nurse assesses a client who recently attempted suicide by prescription drug overdose
Based on knowledge of a recent study of the findings of the Third National Health and Nutrition Survey, what is the most important risk factor to assess for in this client? A) Substance abuse B) Major depressive disorder C) Social isolation D) Chronic pain
The human body is made up of millions of cells
True False