Origin of Pectoralis major:
Anonymous Quiz
16%
Flexion, adduction, medial rotation of humerus.
9%
Medial half of anterior clavicle to the IT groove.
8%
Muscle fibers form bliaminar tendon: lateral lip of the inter tubercular groove of the humerus.
67%
Two heads of origin: clavicular head and sterno-costal head.
About pectoralis major which is false:
Anonymous Quiz
14%
is innervated by medial and lateral pectoral nerves.
62%
inserts into the medial lip of the intertubercular sulcus.
11%
can act as an accessory muscle of inspiration.
13%
acts with latissimus dorsi to draw the body upwards.
👍1
The nerve supply of pectoralis minor is from the:
Anonymous Quiz
85%
Medial pectoral nerve.
3%
thoracodorsal nerve.
7%
axillary nerve.
2%
long thoracic nerve.
3%
dorsal scapular nerve.
👍5
The structures present on the front of the upper of the wall chest means:
Anonymous Quiz
87%
Pectoral region
5%
Arm region
8%
Shoulder region
The most superficial muscle in the pectoral region:
Anonymous Quiz
8%
Pectoralis minor.
86%
Pectoralis major.
6%
Trapezius.
The insertion of pectoralis major is:
Anonymous Quiz
4%
iliac crest.
94%
Lateral lip of the bicipital groove of the humerus.
2%
The base of the mandible.
The interior surface of this bone is the origin of:
Anonymous Quiz
84%
Sternocostal head of pectoralis major
9%
Clavicular head of the pectoralis major
7%
Pectoralis minor
The innervation of this muscle is:
Anonymous Quiz
1%
Ulnar nerve.
9%
Medial pectoral nerve.
2%
Median nerve.
87%
Medial and lateral pectoral nerves.
👍2
The innervation of this muscle is:
Anonymous Quiz
83%
Subclavian Nerve.
5%
Axillary nerve.
11%
Medial and lateral pectoral nerve.
1%
Ulnar nerve.
😱2
The action of pectoralis major is ... to the upper limb.
Anonymous Quiz
9%
Abduction and medial rotation
7%
Abduction and lateral rotation
80%
Adduction and medial rotation
4%
Adduction and lateral rotation
Pectoralis minor is originated from clavicular head and sternocostal head.
Anonymous Quiz
19%
True.
81%
False.