| the flat, movable bone at the front of the knee; the kneecap |
| originating outside the anatomical limits of certain muscles or nerves |
innervation in·ner·va·tion (ĭn'ər-vā'shən)
n.
The arrangement or distribution of nerves to an organ or body part.
The amount or degree of stimulation of a muscle or organ by nerves.