Muscles - Attachments & Actions Flashcards
What are the attachments of the Deltoid?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/153/q_image_thumb.png?1539372139)
Clavicle, scapula - Deltoid tuberosity of humerus
What are the attachments of the Gastrocnemius?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/151/q_image_thumb.png?1539371937)
Posterior, medial and lateral femoral condyles - via Achilles tendon to posterior calcaneum
What are the actions of the Biceps Femoris?
Flexes knee, extends hip, stabilises knee when extended, slight rotation when flexed
What are the actions of the Gluteus Maximus?
Extends and outwardly rotates hip
What are the attachments of the Teres Minor?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/157/q_image_thumb.png?1539372293)
Scapula - Great tuberosity of humerus
What are the actions of the Adductor Magnus?
Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate
What are the attachments of the Quadratus Lumborum?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/132/q_image_thumb.png?1539370651)
Iliac crest - 12 rib, L1 to L4
What are the actions of the Rectus Abdominis?
Flexes trunk
What are the actions of the Adductor Longus?
Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate
What are the actions of the Rectus Abdominis?
Flexes trunk
What are the attachments of the Infraspinatus?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/155/q_image_thumb.png?1539372218)
Scapula - Great tuberosity of humerus
What are the actions of the Pectoralis Minor?
Draws scapula forward and down
What are the actions of the Soleus?
Plantaflexes foot
What are the attachments of the Pectoralis Minor?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/203/q_image_thumb.png?1539372619)
3rd to 5th ribs - Coracoid process of scapula
What are the actions of the Semimembranosus?
Flexes knee, extends hip, stabilises knee when extended, slight rotation when flexed
What are the actions of the Pectoralis Major?
Horizontal adduction, adducts, flexes and inwardly rotates arm
What are the attachments of the Soleus?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/152/q_image_thumb.jpg?1539372085)
Posterior tibia and fibula - via Achilles tendon to posterior calcaneum
What are the actions of the Scalenes?
Side-bends and rotates head. Raises ribs (inspiration)
What are the actions of the Gluteus Medius?
Flexes and inwardly rotates hip, abducts and outwardly rotates hip
What are the actions of the Gracilis?
Adducts leg, flexes knee and hip
What are the attachments of the Triceps Brachii?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/160/q_image_thumb.png?1539372428)
Long head: scapula / Medial and lateral heads: humerus - Via tendon to ulna
What are the actions of the Scalenes?
Side-bends and rotates head. Raises ribs (inspiration)
What are the attachments of the Adductor Magnus?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/144/q_image_thumb.png?1539371481)
From pubis to ischium - Medial border of femur
What are the actions of the Vastus Medialis?
Extends knee
What are the attachments of the Vastus Intermedius?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/140/q_image_thumb.jpg?1539371319)
Femur - Patella border and ligament to tibial tuberosity
What are the attachments of the Gluteus Minimus?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/138/q_image_thumb.png?1539371215)
Lower surface of ilium - Greater trochanter of femur
What are the actions of the Subscapularis?
Inwardly rotates arm
What are the attachments of the Subscapularis?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/158/q_image_thumb.png?1539372340)
Scapula - Lesser tuberosity of humerus
What are the actions of the Psoas?
Flexes the hip, assists side bending and inward rotation of thigh
What are the attachments of the Adductor Brevis?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/145/q_image_thumb.png?1539371501)
From pubis to ischium - Medial border of femur
What are the attachments of the Supraspinatus?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/154/q_image_thumb.png?1539372184)
Scapula - Great tuberosity of humerus
What are the attachments of the Sternocleidomastoid?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/254/552/201/q_image_thumb.png?1539372511)
Sternum and clavicle - Mastoid process
What are the actions of the Rectus Femoris?
Knee extension, hip flexion