WorksheetsCoracobrachialis- Pectoralis Major Practice
Total questions: 17
Worksheet time: 9mins
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
True or False: The lateral head of the triceps brachii extends the elbow.
True
False
True or False: Huatuojiaji points for the triceps brachii lateral head correspond to spinal segments C5–C7.
True
False
True or False: The recommended needle insertion depth for Huatuojiaji points is 2–3 inches.
True
False
True or False: The motor point for the lateral head of the triceps is located 2–2.5 cun medial and superior to the long head motor point.
True
False
True or False: The radial nerve innervates the lateral head of the triceps brachii.
True
False
True or False: The antagonist muscles to the triceps brachii include the biceps brachii, brachialis, and brachioradialis.
True
False
True or False: Triceps brachii lateral head dysfunction may present with paresthesia affecting the Triple Burner (San Jiao) meridian, particularly in the C7 dermatome.
True
False
