Question

Which one of the following statements is true?

• A. Head of humerus bone articulates with acetabulum of pectoral girdle
• B. Head of humerus bone articulates with glenoid cavity of pectoral girdle
• C. Head of humerus bone articulates with a cavity called acetabulum of pelvic girdle
• D. Head of humerus bone articulates with glenoid cavity of pelvic girdle

Answer 1

The correct option is B Head of humerus bone articulates with glenoid cavity of pectoral girdle

Head of humerus bone articulates with the glenoid cavity of pectoral girdle. This articulation results in the formation of ball and socket joint.

Acetabulum is cavity in pelvic girdle to which the thigh bone articulates.