Sponsor Area

Locomotion And Movement

Question
CBSEENBI11003222

Sigmoid notch is formed by

  • cavity formed by humerus

  • cavity formed by radius-ulna

  • cavity formed by tibia-fibula

  • cavity formed by femur

Solution

B.

cavity formed by radius-ulna

Radius and ulna are the bones of the forearm which are closely held together. The ulna is the long bone and bears a deep sigmoid notch for articulation with the trochlea of the humerus.