Exam 3 Flashcards
Your patient describes they have developed a “cold sore.” Which of the following is the most likely causative agent? A. Cigarette smoke B. Human papillomavirus C. Herpes simplex virus D. L-DOPA
C. Herpes Simplex Virus
Which of the following is commonly referred to as a “canker sore”? A. HSV-1 infection
B. HSV-2 infection
C. Oral candidiasis
D. Aphthous ulcer
D. Aphthous ulcer
Which of the following is most likely to develop on the buccal mucosa, along the bite line, following chronic irritation? A. Aphthous ulcer B. Hairy leukoplakia C. Fibroma D. Pyogenic granuloma
C. Fibroma
The prognosis for patients with HPV-positive oral squamous cell carcinoma is _______ than those with HPV-negative tumors.
A. Better
B. Worse
A. Better
Squamous cell carcinoma located near the base of the tongue is associated with a\_\_\_\_\_\_\_\_\_\_\_\_ infection. A. Human papillomavirus B. Helicobacter pylori C. Staphylococcus aureus D. Parotid sialadenitis
A. Human papillomavirus
Which percent of oral cancers are squamous cell carcinomas? A. 1% B. 5% C. 50% D. 95%
D. 95%
Xerostomia is most common among \_\_\_\_\_\_\_\_. A. Infants B. Adolescents C. Young adults D. Older adults
D. Older adults
The most common tumor of the parotid gland is a \_\_\_\_\_\_\_\_\_\_\_\_\_. A. Squamous cell carcinoma B. Xerostomia C. Pleomorphic adenoma D. Retinoblastoma
C. Pleomorphic adenoma
Which of the following is not involved with the triad of achalasia? A. Incomplete LES relaxation B. Increases LES tone C. Esophageal aperistalsis D. Reduced bolus production
D. Reduced bolus production
Esophageal varices are strongly associated with which of the following? A. Atresia B. AIDS C. Cirrhosis D. GERD
C. Cirrhosis
Esophageal varices develop in \_\_\_\_ of cirrhotic patients. A. 10% B. 25% C. 75% D. 90%
D. 90%
Barrett esophagus is associated with an increased risk of developing an esophageal \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_. A. Ulceration B. Adenocarcinoma C. Squamous cell carcinoma D. Hamartoma
C. Squamous cell carcinoma
Squamous cell carcinoma is most likely to develop at the \_\_\_\_\_\_\_\_\_\_\_. A. Distal 1/3 of the esophagus B. Middle 1/3 of the esophagus C. Proximal 1/3 of the esophagus D. Esophagogastric junction
B. Middle 1/3 of the esophagus
Peptic ulcers are most commonly located in the\_\_\_\_\_\_\_\_. A. Stomach B. Ileum C. Jejunum D. Duodenum
D. Duodenum
Peptic ulcer disease is most commonly associated with H. pylori infection or \_\_\_\_\_\_\_. A. Epstein-Barr virus infection B. Use of NSAIDs C. Use of corticosteroids D. Human papillomavirus infection
B. Use of NSAIDs
The frequency of hyperplastic polyp dysplasia is ____________ correlated with size.
A. Positively
B. Negatively
A. Positively
Telescoping of the proximal bowel into the distal segment is a form of intestinal obstruction termed \_\_\_\_\_\_\_\_\_\_\_. A. Intussusception B. Herniation C. Volvulus D. Fecal impaction
A. Intussusception
Hirschsprung disease is more common among \_\_\_\_\_\_\_, and more severe among \_\_\_\_\_\_\_\_. A. Males, males B. Males, females C. Females, males D. Females, females
B. Males, females
Typically, patients with Hirschsprung disease are diagnosed as neonates that \_\_\_\_\_\_\_\_\_\_. A. Have dystonia B. Have cyanosis C. Have diarrhea D. Fail to pass meconium
D. Fail to pass meconium
Which of the following is most likely to cause ischemic bowel disease? A. Barrett esophagus B. Severe mesenteric atherosclerosis C. Peptic ulcer disease D. Psychological stress
B. Severe mesenteric atherosclerosis
Which pathology is most likely to mimic acute appendicitis? A. Hemorrhoids B. Abdominal hernia C. Ischemic bowel disease D. Angiodysplasia
D. Angiodysplasia
The most common malabsorptive disorders in the U.S. are celiac disease, Crohn disease, and \_\_\_\_\_\_\_\_\_\_. A. Meckel diverticulum B. Hirschsprung disease C. Pancreatic insufficiency D. Environmental enteropathy
C. Pancreatic insufficiency
Celiac disease involves intraepithelial lymphocytosis, and \_\_\_\_\_\_\_\_. A. Angiodysplasia B. Abdominal pain C. Vascular transudate D. Villous atrophy
D. Villous atrophy
Environmental enteropathy is most likely to affect which population? A. Children B. Adolescents C. Young adults D. Older adults
A. Children
Irritable bowel syndrome (IBS) commonly affects females between 20 and 40 years of age and manifests with gross inflammatory changes in the colon.
A. True
B. False
A. True
Which of the following is associated with abnormal chloride ion secretion and muscle cramping? A. Rotavirus B. Campylobacter jejuni C. Shigella spp. D. Vibrio cholerae
D. Vibrio cholerae
Which microbe is common in hospital settings and may cause pseudomembranous colitis? A. Escherichia coli B. Rotavirus C. Clostridium difficile D. Campylobacter jejuni
C. Clostridium dificile
Typhoid fever is caused by \_\_\_\_\_\_\_\_ and is most common in children, travelers, and individuals living in developed countries. A. Campylobacter jejuni B. Giardia lamblia C. Clostridium difficile D. Salmonella typhi
D. Salmonella typhi