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  2. Anatomical terms of muscle - Wikipedia

    en.wikipedia.org/wiki/Anatomical_terms_of_muscle

    The origin of a muscle is the bone, typically proximal, which has greater mass and is more stable during a contraction than a muscle's insertion. [14] For example, with the latissimus dorsi muscle, the origin site is the torso, and the insertion is the arm. When this muscle contracts, normally the arm moves due to having less mass than the torso.

  3. List of skeletal muscles of the human body - Wikipedia

    en.wikipedia.org/wiki/List_of_skeletal_muscles...

    The muscle which can 'cancel' or to some degree reverse the action of the muscle. Muscle synergies are noted in parentheses when relevant. O (Occurrences) Number of times that the named muscle row occurs in a standard human body. Here it may also be denoted when a given muscles only occurs in a male or a female body.

  4. Anterior compartment of leg - Wikipedia

    en.wikipedia.org/wiki/Anterior_compartment_of_leg

    Muscle Origin Insertion Innervation Main Action Tibialis anterior: Lateral condyle and superior half of lateral surface of tibia and interosseous membrane: Medial and inferior surfaces of medial cuneiform and base of 1st metatarsal: Deep fibular (peroneal) nerve (L4, L5) Dorsiflexes ankle and inverts foot Extensor hallucis longus

  5. Muscular system - Wikipedia

    en.wikipedia.org/wiki/Muscular_system

    The muscular system is an organ system consisting of skeletal, smooth, and cardiac muscle. It permits movement of the body, maintains posture, and circulates blood throughout the body. [1] The muscular systems in vertebrates are controlled through the nervous system although some muscles (such as the cardiac muscle) can be

  6. Serratus anterior muscle - Wikipedia

    en.wikipedia.org/wiki/Serratus_anterior_muscle

    The muscle is inserted along the medial border of the scapula between the superior and inferior angle of the scapula. The muscle is divided into three parts according to the points of insertion: [1] the serratus anterior superior is inserted near the superior angle; the serratus anterior intermediate is inserted along the medial border;

  7. Posterior compartment of leg - Wikipedia

    en.wikipedia.org/wiki/Posterior_compartment_of_leg

    Muscle Origin Insertion Innervation Main Action ! Gastrocnemius: Lateral head: lateral aspect of lateral condyle of femur Medial head: popliteal surface of femur; superior to medial condyle: Posterior surface of calcaneus via calcaneal tendon: Tibial nerve (S1, S2)

  8. Latissimus dorsi muscle - Wikipedia

    en.wikipedia.org/wiki/Latissimus_dorsi_muscle

    Actions: Adducts, extends and internally rotates the arm when the insertion is moved towards the origin. When observing the muscle action of the origin towards the insertion, the lats are a very powerful rotator of the trunk. Antagonist: Deltoid and trapezius muscle: Identifiers; Latin: musculus latissimus dorsi: TA98: A04.3.01.006: TA2: 2231 ...

  9. Quadriceps - Wikipedia

    en.wikipedia.org/wiki/Quadriceps

    The quadriceps femoris muscle (/ ˈ k w ɒ d r ɪ s ɛ p s ˈ f ɛ m ər ɪ s /, also called the quadriceps extensor, quadriceps or quads) is a large muscle group that includes the four prevailing muscles on the front of the thigh. It is the sole extensor muscle of the knee, forming a large fleshy mass which covers the front and sides of the femur.

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