A&P Lab AOI Qiuiz #2 (Pelvis, Leg, Arm)

Gluteus maximus

Pelvic Muscle : A= Extends and rotates femur, O= Iliac crest, sacrum, coccyx, I= Gluteal tuberosity

Gluteus medius

Pelvic Muscle : A= Abducts & medially rotates femur, O= Ilium, I= Greater Trochanter

Iliopsoas

Pelvic Muscle : A= Flexes and laterally rotates femur, O= Iliac fossa, lumbar vertebrae, I= Lesser trochanter of femur

Biceps femoris

Thigh Muscle : A= Extends thigh and flexes knee, O= Ischial tuberosity & linea aspera, I= Head of fibula

Semitendinosus

Thigh Muscle : A= Extends thigh and flexes knee, O= Ischial tuberosity & linea aspera, I= Tibial tuberosity

Semimembranosus

Thigh Muscle : A= Extends thigh & flexes knee, O= Ischial tuberosity & linea aspera, I= Medial condyle of tibia

Rectus femoris

Thigh Muscle : A= Extends knee, O= Anterior inferior iliac spine, Acetabulum, I= Tibial tuberosity (through patella)

Vastus lateralis

Thigh Muscle : A= Extends knee, O= Greater trochanter, Intertrochanteric line, I= Tibial tuberosity (through patella)

Vastus medialis

Thigh Muscle : A= Extends knee, O= Intertrochanter line, linea aspera, I= Tibial tuberosity (through patella)

Vastus intermedius

Thigh Muscle : A= Extends knee, O= Proximal shaft of femur, I= Tibial tuberosity (through patella)

Sartorius

Thigh Muscle : A= Flexes, abducts & laterally rotates knee, O= Anterior superior iliac spine, O= Medial tibial tuberosity

Tensor fasciae latae

Thigh Muscle : A= Flexes & adducts femur, O= Iliac crest, I= Tibia through iliotibial tract

Gracilis

Thigh Muscle : A= Flex & adducts femur, O= Inferior ramus of pubis, Medial tibial tuberosity

Adductor longus

Thigh Muscle : A= Adducts femur, O= Pubic symphysis, I= Linea aspera

Adductor magnus

Thigh Muscle : A= Adducts femur, O= Inferior ramus of ischium, I= Linea aspera, medial epicondyle

Gastrocnemius

Lower Leg Muscle : A= Plantar flexion (extends foot), O= Condyles of femur, I= Calcaneus (via Achilles tendon)

Soleus

Lower Leg Muscle : A= Plantar flexion (extends foot), O= Heads of fibula & tibia, I= Calcaneus (via Achilles tendon)

Tibialis anterior

Lower Leg Muscle : A= Plantar extension (dorsiflexion of foot), O= Lateral condyle & upper 2/3rds of tibia, I= Medial cuneiform & 1st metatarsal

Peroneus longus

Lower Leg Muscle : A= Plantar flexion (extends foot), O= Head & upper 2/3rds of fibula, I= 1st metatarsal & medial cuneiform (inf. side)

Peronus brevis

Lower Leg Muscle : A= Plantar flexion (extends foot), O= Fibula shaft, I= 5th metatarsal

Extensor digitorum longus

Lower Leg Muscle : A= Extends toes, O= Lateral condyle of tibia & ¾ fibula shaft, I= Middle & distal phalanges of toes 2-5

Extensor hallicus longus

Lower Leg Muscle : A= Extends great toe, O= Medial fibula, I= Distal phalanx of great toe

Bicep brachii

Brachium Muscle : A= Flexes & supinates forearm, O= Lip of glenoid and coracoid process of scapula, I= Radial tuberosity

Brachialis

Brachium Muscle : A= Flexes forearm, O= Anterior humerus, I= Coronoid of ulna

Triceps brachii

Brachium Muscle : A= Extends forearm, O= Below glenoid of scapula & posterior humerus, I= Olecranon process of ulna

Pronator teres

Forearm Muscle : A= Pronates forearm, O= Medial epicondyle of humerus, coronoid of ulna, I= Middle 1/3rd of radius

Flexor carpi radialis

Forearm Muscle : A= Flexes wrist, O= Medial epicondyle of humerus, I= 2nd and 3rd metacarpal

Flexor digitorum superficialis

Forearm Muscle : A= Flexes wrist and fingers 2-5, O= Medial epicondyle of humerus, coronoid of ulna, radius shaft, O= Middle phalanges of digits 2-5

Flexor carpi ulnaris

Forearm Muscle : A= Flexes wrist, O= Medial epicondyle of humerus & olecranon process of ulna, I= 5th metacarpal, hamate & pisiform

Palmaris longus

Forearm Muscle : A= Tenses skin & fascia of palm, O= Medial epicondyle of humerus, I= Palmar aponeurosis

Extensor carpi radialis

Forearm Muscle : A= Extends wrist, O= Lateral epicondyle of humerus, I= 2nd and 3rd metacarpal

Extensor carpii ulnaris

Forearm Muscle : A= Extends wrist, O= Lateral epicondyle of humerus, I= 5th metacarpal

Extensor digitorum

Forearm Muscle : A= Extends fingers, O= Lateral epicondyle of humerus, I= Distal phalanges of digits 2-4