Arm Muscles: Anatomy, Attachments, Innervation, Function Question 1. Name the joints at which biceps brachii acts and tell the movements that it produces at these joints. Answer. Biceps brachii acts at three joints: (a) shoulder joint, (b) elbow joint, and (c) superior radioulnar joint. Movements produced at these joints are At the shoulder joint: Flexion of the … [Read more...] about Arm Muscles: Anatomy, Attachments, Innervation, Function
Muscles Of The Forearm
Muscles Of The Forearm Question 1. Give the origin and insertion of the superficial muscles of the forearm in a tabular form. Answer. "Importance of studying the anterior forearm muscles for medical students: Questions explained" "Understanding the anterior forearm muscles through FAQs: Composition, functions, and uses explained" Question 2. Enumerate the deep … [Read more...] about Muscles Of The Forearm
The Forearm Anatomy Of Muscle Compartments And Nerves
The Forearm Anatomy Of Muscle Compartments And Nerves Question 1. Enumerate the deep muscles on the back of the forearm. Answer. These are five in number and as follows: Supinator Abductor pollicis longus (APL) Extensor pollicis brevis (EPB) Extensor pollicis longus (EPL) Extensor indicis forearm muscle compartments Question 2. Give the origin and … [Read more...] about The Forearm Anatomy Of Muscle Compartments And Nerves
Posterior Interosseous Nerve
Posterior Interosseous Nerve Question 1. Give the origin, insertion, nerve supply, and action of the supinator muscle. Answer. Supinator muscle Origin Deep part: From the supinator crest of the ulna and the triangular area in front of it (supinator fossa). Superficial part: From the lateral epicondyle of the humerus, the radial collateral ligament and … [Read more...] about Posterior Interosseous Nerve
Muscles Of The Posterior Forearm
Muscles Of The Posterior Forearm Question 1. Give the origin and insertion of superficial muscles on the back of forearm. Answer. Question 2. Give the origin, insertion, nerve supply and actions of the brachioradialis. Answer. Brachioradialis Origin Upper two-third of the lateral supracondylar ridge of the humerus. Brachioradialis Insertion Lateral … [Read more...] about Muscles Of The Posterior Forearm