Coracobrachialis- Pectoralis Major Practice

Which spinal segments are associated with the Huatuojiaji points for the coracobrachialis?

• C4–C5

• C6–C7

• T1–T2

• C8–T1

Where is the motor point for the coracobrachialis located?

• LI 15 (Jianyu)

• SJ 14 (Jianliao)

• Extra point Chupi, one cun below Jianneiling

• SI 11 (Tianzhong)

Which nerve innervates the coracobrachialis muscle?

• Axillary nerve

• Radial nerve

• Musculocutaneous nerve

• Suprascapular nerve

Which of the following muscles acts as an antagonist to the coracobrachialis?

• Biceps brachii and brachialis

• Deltoid, supraspinatus, latissimus dorsi, teres major, and triceps brachii (long head)

• Subscapularis and teres minor

• Pectoralis major and rhomboids

Which condition is most commonly associated with coracobrachialis dysfunction?

• Tennis elbow

• Anterior shoulder pain and bicipital tendinopathy

• Frozen shoulder

• Carpal tunnel syndrome

Descriptions place the following word with the correct description.

• Spinal extension

• Pelvic hiking

• Lateral flexor

• Rib stabilization

Which action is primarily performed by the clavicular portion of the pectoralis major?

• Shoulder abduction

• Shoulder extension

• Shoulder flexion and horizontal adduction

• Elbow flexion

True or False: The clavicular portion of the pectoralis major contributes to shoulder abduction.

• True

• False

Where does the clavicular portion of the pectoralis major originate?

• Sternum

• Clavicle

• Ribs 5–7

• Scapula

Which exercise best activates the clavicular portion of the pectoralis major?

• Flat bench press

• Pull-ups

• Incline bench press

• Lateral raises