NRS 215 Lecture Notes - Hypovolemia, Rotavirus, Bradycardia
Document Summary
Alterations of digestive function: anorexia lack of desire to eat, associated with abdominal pain, diarrhea, nausea, vomiting result of reverse peristalsis in duodenum, stomach. Visceral usually diffuse, vauge, closely connected to. Referred sense and feel it somewhere else: gi bleeding hematemesis = bloody vomit (fresh bright or coffee ground) Melena tarry foul smelling stool (d/t digested blood) Hematochesia fresh bright red blood from rectum. Occult blood trace amounts in stool or gastric secretions. Blood accumulation in gi tract vomiting and diarrhea. Difficulty swallowing d/t lack of salivary secretions, obstruction, motility, neuro/muscular disorders. Achalasia = severely impaired lower esophageal peristalsis and sphincter f"n. Protrusion of the upper part of the stomach into thoracic cavity through esophageal hiatus ger, esophaaitid, dysphagia, regurgitation. Regurgitation of chyme into esophagus heartburn, upper abdominal pain. Symptoms worsened by lying down or increase intra abdominal pressure. Rarely an issue may increase risk of esophagitis, cancer, asthmatic attack, strictures, esophageal spasm, decrease esophageal motility.
