<prompt> Pacemakers of the GIT are present in all, EXCEPT:Cardiac end of stomachPyloric end of stomachSmall intestineLarge intestine  <response>: Pacemakers interstitial cells of cajal, are mesenchymal cells with smooth muscle like features. They act as pacemaker of gastrointestinal tract by creating basal electrical rhythm which leads to contraction of the smooth muscles. They are absent in esophagus and proximal poion of the stomach. Ref: Ganongs Review of medical physiology, 22nd Edition, Page 480 