Ch. 10 Flashcards
Name Extensors of the Knee
rectus femoris, vastus intermedius, vastus lateralis, vastus medialis
Flexors of Knee
biceps femoris, semitendinosus, semimembranosus, sartorius, popliteus
What are the appendicular muscles?
levator scapulae, supraspinatus, rhomboid minor, rhomboid major
Name the elbow flexors
biceps brachii, brachialis, brachioradialis
what muscles are in the gluteal group?
gluteus medius, gluteus maximus, tensor fasciae latae
List all the details of the Pectoralis Minor
point of origin: ribs 2-5
point of insertion: coracoid process scapula
action/function: depress scapula, elevate ribs
Details of Serratus Anterior:
point of origin: ribs 1-8
point of insertion: vertebral border of scapula
action/function: protract scapula, upward rotation
details of Pectoralis Major:
point of origin: clavicle, sternum and ribs 2-6
point of insertion: intertubercular sulcus
action/function: shoulder flexion, adduction, medial rotation
details of DELTOID
point of origin: clavicle and scapula
point of insertion: deltoid tuberosity
action/function: shoulder abduction, flexion and extension, medial and lateral rotation
details of Coracobrachialis
point of origin: caracoid process
point of insertion: medial humerus
action/function: shoulder adduction and flexion
details of Teres major:
point of origin: Scapula
point of insertion: intertubercular sulcus
action/function: shoulder extension, adduction, medial rotation
Latissimus Dorsi
point of origin: inferior thoracic and all lumbar vertebrae
point of insertion: intertubercular sulcus
action/function: shoulder extension, adduction, medial rotation
Infraspinatus
point of origin: infraspinous fossa
point of insertion: greater tubercle
action/function: shoulder lateral rotation
Teres Minor
origin: lateral border of scapula
point of insertion: greater tubercle
action/function: shoulder lateral rotation
Supraspinatus
point of origin: supraspinous fossa
point of insertion: greater tubercle
action/function: shoulder abduction
subscapularis
point of origin: subscapular fossa
point of insertion: lesser tubercle
action/function: shoulder medial rotation
muscles in rotator cuff:
supraspinatus, infraspinatus, teres minor, subscapularis;
action to stabilize and support shoulder joint
Biceps Brachii
point of origin: 2 heads, supraglenoid tubercle and coracoid process
point of insertion: radial tuberosity
action/function: shoulder and elbow flexation
Brachialis
point of origin: anterior humerus
point of insertion: Ulna
action/function: elbow flexion
Brachioradialis
point of origin: lateral humerus
point of insertion: styloid process of radius
action/function: elbow flexion
Triceps Brachii
point of origin: (3 heads) lateral and inferior scapula, posterior humerus
insertion: olecranon of ulna
action/function: shoulder and elbow extension; shoulder adduction
Extensor Digitorum longus
point of origin: lateral tibia & fibula
insertion: phalanges 2-5
action/function: extends toes
Soleus
origin: fibula and tibia
insertion: calcaneus by the way of calcaneal tendon
action/function: plantarflexion
Gastrocnemius
point of origin: condyles of femur
insertion: calcaneus by way of calcaneal tendon
action/function: plantarflexion
Fibularis longus
point of origin: lateral fibula
insertion: 1st metatarsal and medial cuneiform
action/function: plantarflexion & eversion
Tibialis Anterior
point of origin: lateral tibia
insertion: 1st metatarsal and medial cuneiform
action/function: ankle dorsiflexion; inversion
Vastus Medialis
origin: linea aspera
insertion: tibial tuberosity
function: knee extension
Vastus Intermedius
origin: body of femur
insertion: tibial tuberosity
action: knee extension
Rectus Femoris
origin: anterior inferior iliac pine
insertion: tibial tuberosity
action/function: hip flexion, knee extension
Vastus Lateralis
origin: greater trochanter, linea aspera
insertion: tibial tuberosity
action: knee extension
