Muscle Origin and Insertion Quiz
Questions: 16 · 10 minutes
1. While tracing the soleus distally, through which structure and onto which bone does it insert?
Tibialis posterior tendon onto the navicular
Fibularis brevis tendon onto the fifth metatarsal
Flexor hallucis longus tendon onto the great toe
Calcaneal tendon onto the calcaneus
2. A surgeon traces the latissimus dorsi tendon from the back to its humeral attachment. Where does it insert?
Lateral lip of the intertubercular sulcus
Medial lip of the intertubercular sulcus
Deltoid tuberosity
Floor of the intertubercular sulcus
3. During repair of a torn pectoralis major tendon, where should the tendon be reattached on the humerus?
Lateral lip of the intertubercular sulcus
Floor of the intertubercular sulcus
Lesser tubercle
Medial lip of the intertubercular sulcus
4. Which landmark is the insertion of the deltoid muscle?
Radial tuberosity
Greater tubercle of the humerus
Deltoid tuberosity of the humerus
Coracoid process of the scapula
5. A clinician follows the tibialis anterior tendon across the front of the ankle. At which bones should its distal attachment be found?
Navicular and talus
Calcaneus and base of the second metatarsal
Cuboid and base of the fifth metatarsal
Medial cuneiform and base of the first metatarsal
6. Which set of landmarks best describes the insertion of the external oblique?
External surfaces of ribs 5-12
Transverse processes of the lumbar vertebrae
Xiphoid process and costal cartilages of ribs 5-7
Linea alba, pubic tubercle, and anterior iliac crest
7. Following a broad trapezius injury, a surgeon evaluates all of the muscle’s scapular and clavicular insertion sites. Which group is correct?
Coracoid process, medial clavicle, and medial scapular border
Lateral clavicle, acromion, and spine of the scapula
Humeral head, coracoid process, and scapular notch
Lesser tubercle, acromion, and inferior scapular angle
8. A gluteus medius tendon repair requires access to its femoral insertion. Which landmark is the target?
Gluteal tuberosity
Lesser trochanter
Lateral surface of the greater trochanter
Intertrochanteric crest
9. During repair of a ruptured calcaneal tendon, which bone provides the tendon’s distal insertion?
Talus
Calcaneus
Navicular
Distal fibula
10. Where does the long head of the biceps brachii originate?
Supraglenoid tubercle of the scapula
Infraglenoid tubercle of the scapula
Coracoid process of the scapula
Acromion of the scapula
11. Which pair of sites gives origin to the two heads of the sternocleidomastoid?
Acromion and lateral clavicle
Mastoid process and superior nuchal line
Manubrium and medial clavicle
Hyoid bone and thyroid cartilage
12. A distal brachialis tendon injury is suspected near the elbow. Which insertion sites should be assessed?
Coronoid process and ulnar tuberosity
Radial tuberosity
Olecranon of the ulna
Lateral epicondyle of the humerus
13. When tracing rectus abdominis superiorly from its pubic origin, where are its insertions found?
Anterior superior iliac spine and inguinal ligament
Linea alba and pubic tubercle
Xiphoid process and costal cartilages of ribs 5-7
External surfaces of the lower six ribs
14. Where does the straight head of the rectus femoris originate?
Anterior superior iliac spine
Anterior inferior iliac spine
Ischial tuberosity
Body of the pubis
15. Imaging shows damage where the supraspinatus tendon attaches to the humerus. Which site should be examined?
Superior facet of the greater tubercle
Middle facet of the greater tubercle
Lesser tubercle
Deltoid tuberosity
16. An avulsion from the common proximal attachment of semitendinosus and the long head of biceps femoris would involve which landmark?
Linea aspera
Ischial tuberosity
Anterior inferior iliac spine
Greater trochanter