17. The Subscapularis muscle
attaches to the Lesser
Tuberosity of the Humerus
It arises from the whole of
the ventral surface of the
scapula
It adducts and internally
rotates the arm
Subscapularis
The Humerus
19. Bicipital Groove
The Long Head of Biceps
Tendon originates from the
superior rim of the glenoid of
the scapula
It passes through the shoulder
joint and enters the bicipital
groove
The Humerus
20. Bicipital Groove
The Biceps muscles attaches
distally to the radius
It flexes the elbow joint and
supinates the forearm
The Humerus
24. The Humerus
3 muscles attach to the Greater Tuberosity
Supraspinatus
Infraspinatus
Teres Minor
25. Suprapinatus attaches to the upper part of the
Greater Tuberosity of the Humerus
Anterior
Posterior
Superior or
Bird’s Eye
View
The Humerus
26. It arises from the
Supraspinous Fossa
of scapula
Suprapinatus attaches to the upper part of the
Greater Tuberosity of the Humerus
It abducts the arm
The Humerus
28. It arises from the
Infraspinous Fossa
of scapula
It externally rotates
the arm
Infraspinatus attaches to the posterior part of the
Greater Tuberosity of the Humerus
The Humerus
30. The Humerus
Teres Minor attaches to the postero-inferior part of
the Greater Tuberosity of the Humerus
Posterior View
It arises from the
upper part of lateral
border of the scapula
It externally
rotates the arm
77. There are 3 nerves closely related
to the humerus
78. There are 3 nerves closely related
to the humerus
Axillary nerve
touches the posterolateral
aspect of the surgical neck
of humerus
79. There are 3 nerves closely related
to the humerus
Radial nerve
touches the lower end of
the spiral groove on the
lateral aspect of the lower
part of the humeral shaft
80. There are 3 nerves closely related
to the humerus
Ulnar nerve
touches the posterior
aspect of the medial
epicondyle of humerus
81. There are 3 nerves closely related
to the humerus
Axillary nerve
Radial nerve
Ulnar nerve