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  1. The meaning of POINT OF ORIGIN is the place where something comes from : the place where something originates. How to use point of origin in a sentence.

  2. The origin of a muscle is the point at which it attaches to a bone (usually) or another muscle. The structure that the origin is attached to is not moved by the contraction of the muscle [2]. The opposite end of the muscle is called the insertion.

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  4. Aug 24, 2021 · The origin is the attachment site that doesn't move during contraction, while the insertion is the attachment site that does move when the muscle contracts. The insertion is usually distal, or...

    • Directional Terms
    • Planes of The Body
    • Body Cavities

    Directional terms describe the positions of structures relative to other structures or locations in the body. Superior or cranial - toward the head end of the body; upper (example, the hand is part of the superior extremity). Inferior or caudal - away from the head; lower (example, the footis part of the inferior extremity). Anterior or ventral- fr...

    Coronal Plane (Frontal Plane)- A vertical plane running from side to side; divides the body or any of its parts into anterior and posterior portions. Sagittal Plane (Lateral Plane)- A vertical plane running from front to back; divides the body or any of its parts into right and left sides. Axial Plane (Transverse Plane) - A horizontalplane; divides...

    The cavities, or spaces, of the body contain the internal organs, or viscera. The two main cavities are called the ventral and dorsal cavities. The ventral is the larger cavity and is subdivided into two parts (thoracic and abdominopelvic cavities) by the diaphragm, a dome-shaped respiratory muscle.

  5. 1. The less movable of the two points of attachment of a muscle, that which is attached to the more fixed part of the skeleton. 2. The starting point of a cranial or spinal nerve.

  6. Origin and Insertion points are available as a layer of the Skeletal System, which show a map of all attachment points across the full skeleton. Tap the Skeletal System Icon, and press the Plus button until you come to the Origin and Insertion layer (the fourth layers of the system).

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