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SUPERFICIAL REFLEXES
| Question | Answer |
|---|---|
| Which reflex causes the umbilicus to move up and down toward the area being stimulated? | Upper abdominal reflex |
| Upper abdominal reflex CNS segment? | T8-T10 |
| Upper abdominal reflex normal response? | Umbilicus moves up and down toward area being stimulated |
| Which reflex causes the umbilicus to move down and toward the area being stroked? | Lower abdominal reflex |
| Lower abdominal reflex CNS segment? | T10-T12 |
| Lower abdominal reflex normal response? | Umbilicus moves down and toward area being stroked |
| Which reflex causes elevation of the scrotum? | Cremasteric reflex |
| Cremasteric reflex CNS segment? | T12, L1 |
| Cremasteric reflex normal response? | Scrotum elevates |
| Which reflex results in flexion of toes? | Plantar reflex |
| Plantar reflex CNS segment? | S1-S2 |
| Plantar reflex normal response? | Flexion of toes |
| Which reflex causes skin tension in the gluteal area? | Gluteal reflex |
| Gluteal reflex CNS segment? | L4-L5, S1-S3 |
| Gluteal reflex normal response? | Skin tenses in gluteal area |
| Which reflex causes contraction of the anal sphincter muscles? | Anal reflex |
| Anal reflex CNS segment? | S2-S4 |
| Anal reflex normal response? | Contraction of anal sphincter muscles |
| What is the definition of a pathological reflex? | Pathologic reflex |
| What does it indicate when a reflex contraction occurs in a muscle whose tendon was not stretched? | Pathologic reflex |
| Pathologic reflex clinical significance? | Suggestion of hyperactive reflexes and indicative of upper motor neuron lesion |