If an incision has to be made in the small intestine to remove an obstruction, the first layer of tissue to be cut is the ________.

If an incision has to be made in the small intestine to remove an obstruction, the first layer of tissue to be cut is the ________.

If an incision has to be made in the small intestine to remove an obstruction, the first layer of tissue to be cut is the ________. 









A) serosa
B) mucosa
C) muscularis externa
D) submucosa











Answer: A