Nursing 2400 Final Exam Questions with 100% Correct Answers

Peristalsis vs Segmentation 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 stress hormones meds activity level supplements Path of digestion Mouth - esophagus- esophageal sphincter- Pyloric sphincter - small intestine - duodenum - jejunum -ilium - ileocecal valve- ascending colon-transverse colon- descending colon- rectum - anus Bolus food that has been chewed and swallowed Triglyceride: LDL, VLDL, HDL 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. HDL: high density lipoproteins, Cholesterol returning to the liver for metabolism or excretion from other parts of body are packaged in HDL Populations at greatest risk for food safety Babies, Elderly, Malnourished, Pregnant Women, Compromised Immune System Fight back components for food safety Clean: wash hands and surfaces often and thoroughly Cook: Cook all foods following directions and to proper temperatures Cool: refrigerate quickly and to proper temperature Separate: do not cross contaminate Top sources of food infections LEAFY GREEN VEGETABLES, Chicken,Grounds Beef ,Peanut butter most common source of food born illness food handling and cross contamination common food borne illness associated with specific food avoidance during pregnancy Salmonella: Lunch meat