Anatomy Muscle OIAs
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Rectus abdominus | O- Pubic crest/symphysis
I- Xiphoid process/costal cartilages
A- Flexes the trunk
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| Gluteus maximus | O- Ilium/sacrum/coccyx
I- Gluteal tuberosity of femur
A- Extends the hip
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| Biceps femoris | O- Long head: ischial tuberosity
Short head: linea aspera
I- Head of fibula and lateral condyle of tibia
A- Extends the hip/flexes the knee
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| Semitendinosus | O- Ischial tuberosity
I- Medial, upper shaft of tibia
A- Extends the hip/flexes the knee
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| Semimembranosus | O- Ischial tuberosity
I- Medial condyle of tibia
A- Extends the hip/flexes the knee
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| Psoas major | O- Lumbar vertebrae
I- Lesser trochanter of femur
A- Flexes the hip and trunk
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| Iliacus | O- Iliac fossa/ala of sacrum
I- Lesser trochanter of femur
A- Flexes the hip and trunk
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| Rectus Femoris | O- Anterior inferior iliac spine/acetabular labrum
I- Patella/tibial tuberosity
A- Extends the knee/ flexes the hip
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| Vastus medialis | O- Linea aspera/medial supracondylar line/Intertrochanteric line
I- Patella/tibial tuberosity
A- Extends the knee
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| Vastus lateralis | O- Linea aspera/greater trochanter/Intertrochanteric line
I- Patella/tibial tuberosity
A- Extends the knee
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| Vastus intermedius | O- Anterior shaft of femur
I- Patella/tibial tuberosity
A- Extends the knee
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| Adductor magnus | O- Ischial and pubic rami/ischial tuberosity
I- Linea aspera/adductor tubercle of femur
A- Adducts the hip
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| Gracilis | O- Inferior ramus and body of pubis/ischial ramus
I- Medial condyle of tibia
A- Adducts the hip
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| Gastrocnemius | O- Medial and lateral condyles of femur
I- Posterior calcaneus (calcaneal tendon)
A- Plantarflexion
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| Soleus | O- Superior tibia, fibula, and interosseous membrane
I- Posterior calcaneous (calcaneal tendon)
A- Plantarflexion
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| Tibialis anterior | O- Lateral condyle/proximal shaft of tibia
I- Medial cuneiform/1st metatarsal
A- Dorsiflexion
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| Sternocleidomastoid | O- Manubrium/clavicle
I- Mastoid process
A- Flexes and laterally rotates the head
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| Deltoid | O- Clavicle/acromion/spine of scapula
I- Deltoid tuberosity of humerus
A- Abducts the shoulder
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| Pectoralis major | O- Clavicle/sternum/costal cartilages
I- Greater tubercle of humerus
A- Flexes/medially rotates/adducts the shoulder
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| Biceps brachii | O- Short head: corocoid process of scapula
Long head: supraglenoid tubercle
I- Radial tuberosity
A- Flexes/supinates the elbow
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| Triceps brachii | O- Long head: infraglenoid tubercle
Lateral head: posterior shaft of humerus
Medial head: posterior shaft of humerus
I- Olecranon process
A- Extends the elbow
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Created by:
bhammock
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