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Zara Ali
anatomy week 6
| Term | Definition |
|---|---|
| Epimysium | A dense layer surrounding the entire muscle, providing structural support. |
| Perimysium | Divides the muscle into fascicles (bundles of muscle fibers), facilitating the distribution of blood vessels and nerves. |
| Endomysium | A fine sheath encasing individual muscle fibers, allowing for exchange of nutrients and waste. |
| Trapezius | Elevates, retracts, and rotates the scapula; extends the neck |
| Rectus Abdominis | Flexes the vertebral column; compresses abdominal contents. |
| Quadratus Lumborum | Laterally flexes the vertebral column; stabilizes the pelvis. |
| Latissimus Dorsi | Extends, adducts, and medially rotates the arm. |
| Rhomboid Major | Retracts and elevates the scapula; stabilizes it against the thoracic wall. |
| Deltoid | Abducts, flexes, and extends the arm |
| Biceps Brachii | Flexes the elbow and supinates the forearm |
| Triceps Brachii | Extends the elbow |
| Brachialis | Primary flexor of the elbow |
| Flexor Carpi Radialis | Flexes and abducts the wrist |
| Gluteus Maximus | Extends and laterally rotates the hip |
| Quadriceps Femoris | Extends the knee |
| Hamstrings (Biceps Femoris, Semitendinosus, Semimembranosus) | Flexes the knee and extends the hip |
| Gastrocnemius | Plantar flexes the foot and flexes the knee |
| Tibialis Anterior | Dorsiflexes and inverts the foot |
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zarali333
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