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Muscle
Origin, Insertion, Action
| Question | Answer |
|---|---|
| Temporalis (action) | Raises mandible |
| Temporalis (insertion) | Coronoid process of the mandible |
| Temporalis (origin) | Temporal bone |
| Sternocleidomastoid (origin) | Manubrium of sternum and medial portion of the clavicle |
| Sternocleidomastoid (insertion) | Mastoid process of the temporal bone |
| Sternocleidomastoid (action) | Flexes the cervical vertebral column |
| Splenius Capitus (action) | Extends the head and neck |
| Splenius Capitus (insertion) | Occipital bone and mastoid process of the temporal bone |
| Splenius Capitus (origin) | Spinous processes of upper thoracic |
| Pectoralis Minor (origin) | Surface of the middle ribs |
| Pectoralis Minor (insertion) | Coracoid process of the scapula |
| Pectoralis Minor (action) | Depresses the scapula |
| Deltoid (action) | Abducts the arm |
| Deltoid (insertion) | Deltoid tuberosity of the humerus |
| Deltoid (origin) | Acromion process of the scapula |
| Trapezius (origin) | Occipital bone and ligamentum nuchae |
| Trapezius (insertion) | Acromion process of the scapula |
| Trapezius (action) | Rotates, adducts and stabilizes he scapula |
| Coracobrachialis (action) | Flexes and adducts the arm |
| Coracobrachialis (insertion) | Middle of the humerus |
| Coracobrachialis (origin) | Coracoid process of the scapula |
| Biceps brachii (origin) | Coracoid process of the scapula |
| Biceps brachii (insertion) | Radial tuberosity of the radius |
| Biceps brachii (action) | Flexes the forearm and arm |
| Anconeus (action) | Extends the forearm |
| Anconeus (insertion) | Olecranon process of the ulna |
| Anconeus (origin) | Lateral epicondyle of the humerus |
| Brachioradialis (origin) | Supracondylar ridge of the humerus |
| Brachioradialis (insertion) | Styloid process of radius |
| Brachioradialis (action) | Flexes the forearm |
| Extensor digitorum (action) | Extends the fingers |
| Extensor digitorum (insertion) | 2nd - 5th phalanges |
| Extensor digitorum (origin) | Lateral epicondyle of the humerus |
| Rectus abdominalis (origin) | Pubic crest |
| Rectus abdominalis (insertion) | Xiphoid process and costal cartilages of ribs |
| Rectus abdominalis (action) | Compresses the abdomen |
| Gluteus maximus (action) | Extends and laterally rotates the thigh |
| Gluteus maximus (insertion) | Gluteal tuberosity of the femur |
| Gluteus maximus (origin) | Gluteal line of the ilium |
| Adductor longus (origin) | Pubic symphysis |
| Adductor longus (insertion) | Linea aspera of the femur |
| Adductor longus (action) | Adducts the thigh |
| Sartorius (action) | Flexes the thigh and leg |
| Sartorius (insertion) | Medial surface of tibia |
| Sartorius (origin) | Anterior superior iliac spine |
| Rectus femoris (origin) | Anterior inferior iliac spine |
| Rectus femoris (insertion) | Tibial tuberosity of the tibia |
| Rectus femoris (action) | Flexes the thigh and extends the leg |
| Semitendinosis (action) | Flexes the leg and extends the thigh |
| Semitendinosis (insertion) | Proximal end of the tibia |
| Semitendinosis (origin) | Ischial tuberosity |
| Extensor digitorum longus (origin) | Lateral condyle of the tibia |
| Extensor digitorum longus (insertion) | 2nd-5th phalanges |
| Extensor digitorum longus (action) | Dorsiflexes and everts the foot |
| Gastrocnemius (action) | Flexes the leg |
| Gastrocnemius (insertion) | Calcaneous bone |
| Gastrocnemius (origin) | Medial and lateral condyles of the femur |
| Flexor digitorum longus (origin) | Posterior surface of the tibia |
| Flexor digitorum longus (insertion) | 2nd - 5th phalanges |
| Flexor digitorum longus (action) | Flexes the toes |
Created by:
Agrant9
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