pterygopharyngeal part of superior pharyngeal constrictor
pterygoquadrate
quadrato-orbital commissure
recessus basilaris
recessus coccygealis
recessus fenestrae ovalis
renal column
renal glomerulus +
renal papilla +
renal pelvis +
retrochiasmatic area
right colon
The proximal portion of the colon, extending from the ileocecal valve usually to a point proximal to the left colic flexure; it develops embryonically from the terminal portion of the midgut and functions in absorption.