Which one of the following statements is true?
(a) Head of humerus bone articulates with acetabulum of pectroral 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 a glenoid cavity of pelvic girdle.
What do we call the type of teeth attachment to jaw bones in which each tooth is embedded in a socket of jaws bones?
The ball of one bone rotates in the socket of the other bone. This type of joint is seen in