| PRF | partial reinforcement; patient report form; perforin; plasma recognition factor; pontine reticular f... |
|---|---|
| PRRF | paramedian pontine reticular formation |
| VPN | ventral pontine nucleus |
| anorectal flexure | The anteroposterior curve with convexity anteriorward of the last portion of the rectum. Synonym: flexura perinealis recti, anorectal angle, anorectal flexure. (05 Mar 2000) |
|---|---|
| basicranial flexure | The dorsally concave curvature of the rhombencephalon in the embryo; appearance indicates division of rhombencephalon into myelencephalon and metencephalon. Synonym: basicranial flexure, transverse rhombencephalic flexure. (05 Mar 2000) |
| caudal flexure | The bend in the lumbosacral region of the embryo. Synonym: sacral flexure. (05 Mar 2000) |
| cephalic flexure | The sharp, ventrally concave bend in the developing midbrain of the embryo. Synonym: cerebral flexure, cranial flexure, mesencephalic flexure. (05 Mar 2000) |
| cerebral flexure | The sharp, ventrally concave bend in the developing midbrain of the embryo. Synonym: cerebral flexure, cranial flexure, mesencephalic flexure. (05 Mar 2000) |
| cervical flexure | The ventrally concave bend at the juncture of the brainstem and spinal cord in the embryo. (05 Mar 2000) |
| perineal flexure of rectum | The anteroposterior curve with convexity anteriorward of the last portion of the rectum. Synonym: flexura perinealis recti, anorectal angle, anorectal flexure. (05 Mar 2000) |
| mesencephalic flexure | The sharp, ventrally concave bend in the developing midbrain of the embryo. Synonym: cerebral flexure, cranial flexure, mesencephalic flexure. (05 Mar 2000) |
| right colic flexure | The bend of the colon at the juncture of its ascending and transverse portions. Synonym: flexura coli dextra, hepatic flexure. (05 Mar 2000) |
| cranial flexure | The sharp, ventrally concave bend in the developing midbrain of the embryo. Synonym: cerebral flexure, cranial flexure, mesencephalic flexure. (05 Mar 2000) |
| sacral flexure | The bend in the lumbosacral region of the embryo. Synonym: sacral flexure. (05 Mar 2000) |
| sacral flexure of rectum | The anteroposterior curve with concavity anteriorward of the first portion of the rectum. Synonym: flexura sacralis recti. (05 Mar 2000) |
| hepatic flexure | The bend of the colon at the juncture of its ascending and transverse portions. Synonym: flexura coli dextra, hepatic flexure. (05 Mar 2000) |
| sigmoid flexure | <anatomy> The portion of the colon that connects to the descending colon above and the rectum below. (27 Sep 1997) |
| sphincter of hepatic flexure of colon | Physiological sphincter at the level of the right colic flexure. (05 Mar 2000) |