Question
Biology Question on Frogs
In the pectoral girdle of frog there is a cup like cavity on each side called:
A
acetabulum
B
sigmoid arc
C
glenoid cavity
D
thoracic cavity
Answer
glenoid cavity
Explanation
Solution
Pectoral girdle (shoulder girdle) composed of two halved. Each half is made up of supra scapula (a calcified cartilage), scapula, coracoid, precoracoid, epicoracoid and paraglenoid cartilage. Posteriorly scapula forms a deep cup like depressing the glenoid cavity.