Examine the figure of pectoral girdle and forelimb and identify the parts labelled as A 8, C and D.
Given diagram shows the upper arm (frontal view) of a human. Identify A to H and choose the correct option.
Each pectoral girdle :
i. has 2 pairs of bones, a pair of clavicle and a pair of scapula.
ii. scapula contains expanded process and glenoid cavity, the latter is for articulation of the head of femur
Match the following columns and select the correct option.
Column-I
Column-II
(a)
False ribs
(i)
Flat, expanded process of scapula
(b)
Glenoid cavity
(ii)
Articulates with head of humerus
(c)
Clavicle
(iii)
Has two curvatures and articulates with a process of scapula
(d)
Acromion
(iv)
Do not articulate directly with sternum