The nurse is performing an examination of the anus and rectum. Which of these statements is correct and important to remember during this examination?
a. The rectum is approximately 8 cm long.
b. The anorectal junction cannot be palpated.
c. Above the anal canal, the rectum turns anteriorly.
d. No sensory nerves are in the anal canal or rectum.
ANS: B
The anal columns are folds of mucosa that extend vertically down from the rectum and end in the anorectal junction. This junction is not palpable but is visible on proctoscopy. The rectum is 12 cm long; just above the anal canal, the rectum dilates and turns posteriorly.
You might also like to view...
The nurse recognizes that the person guilty of child abuse may have which symptoms?
1. Physical illness 2. Alcoholism 3. Many friends and families nearby 4. Unrealistic expectations for their child 5. The abuser has no relationship to the child.
You are caring for a patient, a 42-year-old mother of two children, with a diagnosis of ovarian cancer
She has just been told that her ovarian cancer is terminal. When you admitted this patient, you did a spiritual assessment. What question would it have been most important for you to evaluate during this assessment? A) Is she able to tell her family of negative test results? B) Does she have a sense of peace of mind and a purpose to her life? C) Can she let go of her husband so he can make a new life? D) Does she need time and space to bargain with God for a cure?
The nurse is preparing to administer sublingual nitroglycerin to a patient for the first time and warns that the patient may experience what right after administration?
A) Nervousness or paresthesia B) Throbbing headache or dizziness C) Drowsiness or blurred vision D) Tinnitus or diplopia
Which is a characteristic that distinguishes sulfonamides from other drugs used to treat bacterial infection?
a. Sulfonamides are bactericidal. b. Sulfonamides are derived from biologic substances. c. Sulfonamides have antifungal and antiviral properties. d. Sulfonamides increase bacterial synthesis of folic acid.