MUSCULOSKELETAL SYSTEM: MUSCLES, TENDONS, LIGAMENTS, AND SONOGRAPHY EXAM QUESTIONS AND ANSWERS | GUARANTEED PASS 2026

MUSCULOSKELETAL SYSTEM: MUSCLES, TENDONS, LIGAMENTS, AND SONOGRAPHY EXAM QUESTIONS AND ANSWERS | GUARANTEED PASS 2026 What structures are included in the musculoskeletal system? - answer-Muscles, tendons, nerves, ligaments, and bursa. What is the insertion of a muscle? - answer-The portion of the muscle that attaches to the mobile bone for which that muscle action controls. What is the origin of a muscle? - answer-The part of the muscle attached to the stationary (immobile) bone. What characterizes a bipennate muscle? - answer-A bipennate muscle has muscle fibers with a central origin. What is a multipennate muscle? - answer-A muscle that is a division of several feather-like sections in one muscle. What is the appearance of skeletal muscle in a longitudinal plane on sonography? - answer-It appears homogeneous with multiple fine parallel echoes. What is the role of the epimysium in muscle imaging? - answer-It produces echogenic bands around muscle fiber bundles. What are tendons? - answer-Collections of tough collagenous fibers that attach muscles to bones.What is an aponeurosis? - answer-A flat sheet-like attachment of muscle. What is the function of the synovial sheath? - answer-It surrounds the tendon and causes it to appear with an echogenic border in imaging. What is paratenon? - answer-Loose areolar connective tissue filling the fascial compartment of tendons lacking a synovial sheath. What is the significance of the enthesis? - answer-It is the joining of the tendon to the bone via a narrow band of fibrocartilage. What are ligaments? - answer-Short bands of tough fibers that connect bones to other bones, providing support and strength to joints.