| cremasteric reflex | A drawing up of the scrotum and testicle of the same side when the skin over Scarpa's triangle or on the inner side of the thigh is scratched. (05 Mar 2000) |
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| crossed adductor reflex | Contraction of the adductors of the thigh and inward rotation of the limb elicited by tapping the sole. Synonym: crossed adductor jerk. (05 Mar 2000) |
| crossed extension reflex | Extension of the contralateral hind limb when the paw of an animal is painfully stimulated or the central cut end of an afferent nerve, e.g., the peroneal, is stimulated; sometimes occurs in humans upon tapping the skin. (05 Mar 2000) |
| crossed knee reflex | Contraction of the contralateral quadriceps when a patellar reflex is elicited. Synonym: crossed knee jerk. (05 Mar 2000) |
| crossed reflex | A reflex movement on one side of the body in response to a stimulus applied to the opposite side. Synonym: crossed jerk. (05 Mar 2000) |
| crossed reflex of pelvis | Contraction of the contralateral adductors of the thigh upon tapping the anterior superior iliac spine. Synonym: crossed spino-adductor reflex. (05 Mar 2000) |
| crossed spino-adductor reflex | Contraction of the contralateral adductors of the thigh upon tapping the anterior superior iliac spine. Synonym: crossed spino-adductor reflex. (05 Mar 2000) |
| cry reflex | A sudden unconscious cry, during sleep, in a child with hip disease, long bone fractures, or other painful conditions of the extremities, elicited by movement of muscles that have relaxed after prolonged muscle spasms. (05 Mar 2000) |
| cuboidodigital reflex | Flexion of the toes on tapping over the cuboid bone; almost identical with Guillain-Barre reflex, and fundamentally similar to Rossolimo's reflex. Synonym: metatarsal reflex. (05 Mar 2000) |
| postural reflex | Responses that control the position of the trunk and extremities. See: righting reflexes. Synonym: static reflexes. (05 Mar 2000) |
| cutaneous pupil reflex | Dilation of the pupil following scratching of the skin of the neck. Synonym: ciliospinal reflex, cutaneous pupil reflex, cutaneous-pupillary reflex, skin-pupillary reflex. (05 Mar 2000) |
| cutaneous reflex | Wrinkling of the skin, caused by a cutaneous stimulus, due to contraction of arrectores pilorum muscles. (05 Mar 2000) |
| pressoreceptor reflex | A normal reflex related to the carotid sinus syndrome. (05 Mar 2000) |
| pronator reflex | Pronation and adduction of the hand caused by tapping the styloid process of the ulna. Synonym: pronator reflex. (05 Mar 2000) |
| proprioceptive-oculocephalic reflex | doll's eye sign |