Chapter 43 PrepU
Which of the following is an enzyme secreted by the gastric mucosa?
Pepsin
A client undergoing a diagnostic examination for gastrointestinal disorder was given polyethylene glycol/electrolyte solution as a part of the test preparation. Which of the following measures should the nurse take once the solution is administered?
Permit the client to drink only clear liquids
The nurse is investigating a client's report of pain in the duodenal area. Where should the nurse perform the assessment?
Epigastric area and consider possible radiation of pain to the right subscapular region
The nurse is caring for a man who has experienced a spinal cord injury. Throughout his recovery, the client expects to gain control of his bowels. The nurse's best response to this client would be which of the following?
Having a bowel movement is a spinal reflex requiring intact nerve fibers, Yours are not intact.
The nurse auscultates the abdomen to assess bowel sounds. She documents five to six sounds heard in less than 30 seconds. How does the nurse document the bowel sounds?
Hyperactive
A home care nurse is caring for a client with reports of epigastric discomfort who is scheduled for a barium swallow. Which statement by the client indicates an understanding of the test?
I'll avoid eating or drinking anything 6 to 8 hours before the test
Gastrin has which of the following effects on gastrointestinal (GI) motility?
Increased motility of the stomach
When evaluating the function of the GI tract, the nurse needs to understand the role of hormones. Secretin, stimulated by the pH of chyme in the duodenum, is a major GI hormone that does which of the following?
Stimulates the production of bicarbonate in pancreatic juice
Which nursing instruction is correct to provide the client following a barium enema?
Stools may be white or clay colored
The nurse is providing instructions to a client scheduled for a gastroscopy. What should the nurse be sure to include in the instructions?
The client must fast for 8 hours before the examination The throat will be sprayed with a local anesthetic After gastroscopy, the client cannot eat or drink until the gag reflex returns (1-2 hours)
When describing the role of the pancreas to a client with a pancreatic dysfunction, the nurse would identify which substance as being acted on by pancreatic lipase?
Triglycerides
The nurse is caring for a client who is scheduled for a percutaneous liver biopsy. Which diagnostic test is obtained prior?
Prothrombin time (PT)
Which term describes a gastric secretion that combines with vitamin B12 so that it can be absorbed?
Intrinsic factor
A nurse is aware that both the sympathetic and parasympathetic portions of the autonomic nervous system affect GI motility. What are the actions of the sympathetic nervous system?
Decreases gastric motility Causes blood vessel constriction Creates an inhibitory effect of the GI tract
Cystic fibrosis, a genetic disorder characterized by pulmonary and pancreatic dysfunction, usually appears in young children but can also affect adults. If the pancreas was functioning correctly, where would the bile and pancreatic enzymes enter the GI system?
Duodenum
The nurse prepares to administer the lavage solution to a client having a colonoscopy completed. The nurse stops and notifies the physician when noting that the client has which condition?
Inflammatory bowel disease
The nurse is assisting the health care provider with a gastric acid stimulation test for a client. What medication should the nurse prepare to administer subcutaneously to stimulate gastric secretions?
Pentagastrin
An examiner is performing the physical assessment of the rectum, perianal region, and anus. While this examination can be uncomfortable for many clients, health care providers must approach it in a prepared, confident manner. Which of the following considerations will help this examination flow smoothly and efficiently for both provider and client?
Position the client on the right side with the knees up to the chest Ask the client to bear down for visual inspection