Diverticulitis
Diverticulitis QUICK LOOK AT THE CHAPTER AHEAD By age 80, more than 50% of the U.S. population has acquired the condition called diverticulosis in which individual outpouchings, or diverticula, present…
Inflammatory Bowel Disease: Part II
Inflammatory Bowel Disease: Part II QUICK LOOK AT THE CHAPTER AHEAD Crohn’s disease, a disease that is characterized by periods of exacerbations and remissions, can involve any segment of the…
Inflammatory Bowel Disease: Part I
Inflammatory Bowel Disease: Part I QUICK LOOK AT THE CHAPTER AHEAD Inflammatory bowel disease (IBD) includes two disorders: ulcerative colitis (idiopathic proctocolitis) and Crohn’s disease (regional enteritis). Both conditions are…
Irritable Bowel Syndrome
Irritable Bowel Syndrome QUICK LOOK AT THE CHAPTER AHEAD Irritable bowel syndrome (IBS) is a chronic functional gastrointestinal (GI) disorder characterized by periods of exacerbation often associated with stress. It…
Peptic Ulcer Disease
Peptic Ulcer Disease QUICK LOOK AT THE CHAPTER AHEAD Despite a decreasing incidence since the 1950s, peptic ulcer disease (PUD) remains a serious health concern. In developing countries it is…
Anatomy and Physiology of the Gastrointestinal System
Anatomy and Physiology of the Gastrointestinal System QUICK LOOK AT THE CHAPTER AHEAD The gastrointestinal (GI) tract includes the mouth, pharynx, esophagus, stomach, and small and large intestines. These structures,…
Vascular Disorders
Vascular Disorders QUICK LOOK AT THE CHAPTER AHEAD An aneurysm is a localized dilation of a blood vessel or cardiac chamber wall because of congenital or acquired weakness of the…
Questions and Answers
Questions and Answers PART VII ยท QUESTIONS 1. Which of the following heart valves is opened at the beginning of systole? a. The mitral valve and the aortic valve b….
Valvular Problems
Valvular Problems QUICK LOOK AT THE CHAPTER AHEAD There are four heart valves: two atrioventricular valves (mitral and tricuspid) and two semilunar valves (aortic and pulmonic). It is the coordination…
