[ আল্না ]noun (plural e ) (ব্যবচ্ছেদবিদ্যা) কনুই থেকে কবজি পর্যন্ত হাতের দুটি অস্থির যেটি ভিতরের দিকে থাকে; অন্তঃপ্রকোষ্ঠাস্থি।
ulna definition
The ulna is a long bone in the forearm that runs parallel to the radius.
ulna শব্দটির synonyms বা প্রতিশব্দ
elbow_bone, ulna,
ulna Example in a sentence
The ulna is the larger of the two parallel forearm bones, located medially (towards the body).
The ulna provides primary stability to the wrist joint.
Its distal end forms the medial epicondyle, which articulates with the carpal bones.
The ulna is connected to the radius by the interosseous membrane, which helps maintain their relative positions.
A prominent bony projection of the ulna, known as the olecranon process, forms the point of the elbow.
The trochlear notch on the ulna interacts with the trochlea of the humerus to allow for flexion and extension of the elbow.
The ulna is vital for the stability of the forearm, wrist, and elbow joints.
A fracture of the ulna can lead to impaired movement and pain in the affected area.
The ulna’s structure and function have evolved to provide optimal biomechanics for various hand and arm movements.
Understanding the role of the ulna is crucial for assessing and treating orthopedic conditions and injuries involving the upper extremity.