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Definition
| A broad, flat sheet of tendon(Examples: galea,abdonminal, and palmar aponeuroses). |
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| a narrow band of tendon along the mid-line of the trunk, extending from xiphoid process to the pubic symphysis. |
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| bands of tendons running obliquely from the anterior superior iliac spine to the pubic bone (Anatomically, they seperate the thighs from the truck). |
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| broad bands of tendons on the lateral aspect of the thigh that extend from the iliac crest to the lateral condyle of the tibia. |
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| large, triangular sheets of tendons on the dorsal aspect of the trunk. |
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| a two-part muscle united by the galea aponeurosis on the superior and lateral aspects of the skull. its components are the frontalis and the occipitalis. |
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Definition
origin: Galea aponeurosis insertion: skin above the supraorbital margin Action: Raises the eyebrows |
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Definition
origin: occipital bone and mastoid process insertion: galea aponeurosis action: pull the scalp posteriorly |
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Definition
Origin: temporal bone insertion: coronoid process of the mandible action: elevates(closes) the jaw |
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Definition
Origin: zygomatic arch Insertion: angle and ramus of the mandible Action: elevates(closes) the jaw |
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| Buccinator ("trumpeter's muscle") |
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Definition
Origin: alveolar processes of the posterior mandible and maxillae Insertion: Orbicularis oris muscle Action: compresses the cheek when blowing and sucking |
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Definition
origin: fascia associated with the maxillae, mandible, and lips insertion: muscles and skin at the angle of the mouth action: purses and puckers the lips |
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Definition
origin: medial wall of the orbit insertion: tissue of the eyelid action: closes the eye |
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Term
| platysma("pouting muscle") |
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Definition
origin: fascia of the deltoid and pectoralis major muscle insertion: mandible and skin of the corners of the mouth action: pulls the corners fo the mouth down and back |
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Definition
origin: mid-clavicle and manubrium of sternum insertion: mastoid process of the temporal bone action: flexes and rotates the head |
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Definition
origin: occipital bone and spines of c7 through all thoracic vertebrae insertion: clavicle, and the acromion and spine of the scapula action: extend the head and shrug the shoulders |
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Definition
origin: clavicle, sternum and the cartilage of the first 6 ribs insertion: greater tubercle action: flex, adduct, and rotate the arm |
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Definition
origin: spines of T6-L5, illiac and sacral crests insertion: intertubercular groove action: extend,adduct, and rotate the arm |
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Definition
origin: clavicle, and the acromion and spine of the scapula insertion: deltoid tuberosity action: abduct the arm |
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Definition
origin: supraglenoid tubercle and coracoid process insertion: radial tuberosity action: flex and supinate the forearm |
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Definition
origin: distal,anterior humerus insertion: coronoid process of the ulan action: flex the forearm |
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origin: infraglenoid tubercle and posterior body of the humerus insertion: olecranon process action: extend the forearm |
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origin: lateral ridge of the distal humerus insertion: styloid process of the radius action: flex the forearm |
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origin: medial epicondyle of the humerus insertion: 2nd and 3rd metacarpals action: flex the wrist and abduct the hand |
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Definition
origin: medial epicondyle of the humerus insertion: palmar aponeurosis action: flex the wrist |
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Definition
origin: medial epicondyle fo the humerus and the olecranon process insertion: 5th metacarpal action: flex and adduct the wrist |
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Definition
origin: lateral epicondyle of humerus insertion: 5th metacarpal action: extend and adduct the wrist |
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Definition
origin: lateral epicondyle of the humerus insertion: 2nd-5th mid-phalanges action: extend the phalanges |
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Definition
origin: illiac fossa and the bodies and discs of vertebrae T12- all lumbar insertion: lesser trochanter action: major flexor of thigh, and flexes trunk on thigh |
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Term
| sartorius("tailor's muscle") |
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Definition
origin: anterior superior iliac spine insertion: medial proximal tibia action: flex the leg; and flex and rotate the thigh |
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Definition
origin: inferior ramus and body of the pubic bone insertion: medial condyle of tibia action: adduct the thigh and flex the leg |
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Definition
origin: lateral condyle and body of the tibia insertion: 1st metatarsal and tarsal bones action: dorsi-flex and invert the foot |
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| fibularis (peroneus) longus |
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Definition
origin: head of the fibula insertion: underfoot to 1st metatarsal and tarsal bones action: plantar flex and evert the foot |
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Definition
| this is actually 2 muscles that shape the sural ("calf") region and share a common insertion on the calcaneus via the calcaneal tendon: gastrocnemius and the soleus |
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Definition
origin: lateral and medial condyles of the femur insertion: calcaneus (via the calcaneal tendon) action: plantarflex the foot and flex the leg |
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Term
| soleus (this muscle lies beneath, and is shaped similar to the gastrocnemius) |
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Definition
origin: head of the fibula and the medial, proximal tibia insertion: calcaneus (via the calcaneal tendon) action: plantarflex the foot (most important walking muscle) |
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Term
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Definition
origin: anterior inferior iliac spine insertion: tibial tuberosity and patella action: flex the thigh and extend the leg(as in kicking) |
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Definition
origin: ischial tuberosity and linea aspera insertion: head of the fibula, and lateral condyle of the tibia action: extend the thigh and flex the leg |
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Term
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Definition
origin: illium, sacrum and coccyx insertion: gluteal tuberosity and iliotibial tract action: major extensor of the thigh, and abducts the thigh |
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Definition
| promotes inspiration by increasing the vertical length & volume of the thorax |
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Term
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Definition
| promotes inspiration by increasing the width (anterior/posterior dimensions) and volume of the thoras |
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Term
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Definition
| promotes forced expiration by decreasing the width and volume of the thorax |
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