GROSS ANATOMY EXAM 2024 UPDATED QUESTIONS AND CORRECT ANSWERS (WELL VERIFIED) |ALREADY GRADED A+

GROSS ANATOMY EXAM 2024 UPDATED QUESTIONS AND CORRECT ANSWERS (WELL VERIFIED) |ALREADY GRADED A+ Trapezius - ANSWER- Origin: 1. Medial part of superior nuchal line 2. Ligamentum nuchae (an expansion of the supraspinous ligament) 3. Thoracic spinous processes 4. Supraspinous ligament Insertion: 1. Lateral part of the clavicle 2. Acromion 3. Spine of the scapula (ClASP) Innervation Motor from spinal portion of accessory nerve (CN XI) Action 1. Acting as a whole, trapezius rotates scapula upward2. Acting individually, a. Upper trap: rotates scapula upward b. Middle trap: retracts (adducts) scapula c. Lower trap: depresses and upwardly rotates scapula Notes Most superficial layer of superficial back muscles Nerve runs on deep side of muscle with superficial branch of transverse cervical arte