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  • Ulna articulates with humerus throughOption: 1 Transverse processOption: 2

Ulna articulates with humerus through

Option: 1

Transverse process


Option: 2

Coracoid process


Option: 3

Acromion process


Option: 4

Coronoid process


Answers (1)

best_answer

 

 

The Upper Limb -

  • Each arm consists of the following 30 bones:
    • 1 humerus 
    • 1 radius 
    • 1 ulna
    • 8 carpal bones
    • 5 metacarpal bones 
    • 5 digits (14 phalanges). Phalangeal formula: 2, 3, 3, 3, 3
    The ulna is the long bone of the forearm. 
  • The ulna has the following features: 
    • coronoid process, which articulates with the coronoid fossa of the humerus when the elbow is flexed; 
    • trochlear notch, which articulates with the trochlea of the humerus at the elbow joint; 
    • radial notch, which articulates with the head of the radius. 
    • head, which articulates with the ulnar notch of the radius; 
    • styloid process, which serves as a place of attachment for ligaments that run to the wrist.

 

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Ulna which articulates with the coronoid fossa of the humerus when the elbow is flexed through coronoid process. Hence, the corrrect option is d

Posted by

rishi.raj

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