Pectoral Girdle Quiz: Bones, Muscles, and Joints
Quick, free pectoral girdle labeling quiz with instant results.
Editorial: Review CompletedUpdated Aug 23, 2025
This pectoral girdle quiz helps you review the clavicle, scapula, and shoulder joints so you can check what you know and spot gaps fast. Answer 20 quick questions, then use your results to plan what to study next. Want more practice? Try our pectoral girdle bones quiz, shoulder joint quiz, and shoulder muscles quiz.
Study Outcomes
- Understand the anatomical structure of the pectoral girdle.
- Identify the key bones and joints of the shoulder complex.
- Analyze the functional relationships between shoulder components.
- Apply anatomical knowledge to exam-style questions on the pectoral girdle.
Pectoral Girdle Quiz Review Cheat Sheet
- Pectoral Girdle Bones - The pectoral girdle is made up of the clavicle (your collarbone) and scapula (the shoulder blade), linking your arms to your axial skeleton. This dynamic duo supports your arm's weight and lets you perform everything from reaching for snacks to throwing a football.
- Clavicle as a Strut - Think of the clavicle as a sturdy beam that holds your shoulder joint away from the torso for maximum arm mobility. It connects to the sternum at the sternoclavicular joint and to the scapula at the acromioclavicular joint, acting like a swing arm on a sci-fi gadget.
- Scapula Structure - The scapula is a flat, triangular bone resembling a butterfly wing and serves as a hub for muscle attachments. Key landmarks like the spine, acromion, coracoid process, and glenoid cavity create the perfect docking station for your humerus.
- Major Joints - The pectoral girdle features four critical joints: the sternoclavicular, acromioclavicular, glenohumeral (ball-and-socket), and the functional scapulothoracic joint. These joints work together like a well-choreographed dance to let you shrug, swing, and spin your arm in every direction.
- Range of Motion - From flexion and extension to abduction, adduction, and rotation, the pectoral girdle enables a full spectrum of shoulder movements. Whether you're reaching for the stars or simply throwing high-fives, these motions are the foundation of athletic feats and daily tasks.
- Muscles at Play - Key muscles like the pectoralis major, trapezius, deltoid, and serratus anterior attach to the girdle to power arm and shoulder movement. It's like having a four-muscle band jamming together to move, lift, and stabilize your upper limb.
- Rotator Cuff Crew - The rotator cuff's four MVPs - supraspinatus, infraspinatus, teres minor, and subscapularis - keep the glenohumeral joint stable and swinging smoothly. Remember "SITS" to ace their lineup in your next anatomy quiz!
- Scapular Movements - Your scapula can elevate, depress, protract, retract, and rotate up or down, giving your shoulder unparalleled flexibility. Master these six moves like a ninja to keep your posture perfect and your workouts injury-free.
- Clavicle Fractures - As the most commonly broken bone, the clavicle often succumbs to falls or direct impacts. Proper assessment and recovery strategies are crucial to get you back to climbing trees or hitting the gym in no time.
- Clinical Importance - A solid grasp of pectoral girdle anatomy is key for diagnosing shoulder injuries, optimizing athletic performance, and understanding upper limb mechanics. This cheat sheet will arm you with the basics to shine in exams and real-world scenarios!
