Nursing 2400 Final Exam Question with Complete Solutions

Peristalsis vs Segmentation Correct Answer-Peristalsis contrics and relaxes to push contents along the GI tract. Segmentation is in the intestines and tightens to push contents back so they can intermix. Factors that impact motility Correct Answer-stress > hormones > meds > activity level > supplements Path of digestion Correct Answer-Mouth -> esophagus-> esophageal sphincter-> Pyloric sphincter -> small intestine - > duodenum -> jejunum ->ilium -> ileocecal valve-> ascending colon->transverse colon-> descending colon-> rectum -> anus Bolus Correct Answer-food that has been chewed and swallowed Triglyceride: LDL, VLDL, HDL Correct Answer-VLDL: Very low density lipoproteins, liver can form different lipoproteins LDL: Low density lipoproteins, body's cells remove triglycerides from the VLDL changing the proportions of lipids to proteins making them cholesterol rich LDL.