Unilateral contraction of medial pterygoid causes rotation of mandible, while bilateral contraction elevates and protrudes it. In synergy with other masticatory muscles, these actions facilitate chewing. Key facts of the medial pterygoid muscleTable quiz Origin Superficial part: Tuberosity of maxilla, ...
返回 拼寫 進度 0% 這一輪 0/7 選項 答案 origin - long head: supraglenoid tubercle fixed in intertubercular groove by transverse humeral ligament. short head: coracoid processinsertion - radial tuberosity and bicipital aponeurosisfunction - flex arm and forearminnervation - musculocutaneous nerve ...
The remaining fibers extend into a broad aponeurosis that contributes to the formation of the rectus sheath and inserts on the linea alba. Learn everything you need to know about transversus abdominis and the surrounding muscles of the abdominal wall with our interactive quizzes and videos. Muscl...
O: Posterior surface and medial border of humerusI: Olecranon Process Subscapularis What are the internal rotators? Supraspinatus, infraspinatus, and teres minor What are the external rotators? 具有类似词语的学习集 Origin/Insertion of Shoulder Muscles 25个词语 sarah_east2 BI 301L - Lab E (O/...
Quiz Course Video Only 27K views Semispinalis Capitis Origin and Insertion The origin of a muscle refers to the location in the body where the muscle begins, while the insertion refers to the location in the body where it ends. Additionally, the insertion point is also the part of...
The deep part of the muscle is vascularised by the anterior branch of obturator artery, itself a branch of the internal iliac artery. Don't forget to quiz yourself on the pectineus and other muscles of the thigh to consolidate your knowledge! Function Adduction of thigh Adductio femoris ...
Opponens pollicis is a short intrinsic muscle of the hand. It belongs to a group called thenar muscles, along with abductor pollicis and flexor pollicis brevis. Thenar muscles are located on the radial (lateral) aspect of the hand where they form an elevation named the thenar eminence. Oppone...
Both of these actions are controlled by the last two sacral spinal nerves; S4 and S5. Key facts about the coccygeus muscleTable quiz Origin Ischial spine Insertion Inferior end of sacrum, coccyx Actions Supports pelvic viscera, flexes coccyx Innervation Anterior rami of spinal nerves S4 & S5...
Don't forget to quiz yourself on the semimembranosus and other muscles of the thigh to consolidate your knowledge! Innervation Semimembranosus is innervated by the L5, S1 and S2 nerve roots. These fibers access the muscle through the tibial division of the sciatic nerve. Tibial division of ...
Pick your favorite study tool Videos Quizzes Both Register now and grab your free ultimate anatomy study guide! Levatores costarum muscles Author: Lorenzo Crumbie, MBBS, BSc • Reviewer: Nicola McLaren, MSc Last reviewed: October 26, 2023 Reading time: 4 minutes ...