As the TLB of a substance decreases, _____.

The_____ are protrusions into the lumen in the small intestine that create an increased surface area for nutrient absorption

A) villi B) rugae C) sphincters D) uvula

Rebound tenderness is best described as:

a. a very useful finding for diagnosing a problem in a prehospital environment. b. severe pain that occurs after the sudden release of abdominal palpation pressure during an examination of the abdomen. c. a type of pain that is initially relieved by vomiting but returns within a short period of time. d. pain that radiates into an area other than the site of the affected organ.