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What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: gastrocnemius
Origin: medial and lateral condyles of femur
Insertion: calcaneal tendon
Action: plantar flexion
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: gluteus maximus
Origin: sacrum
Insertion: gluteal tuberosity of femur
Action: hip extension
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: iliacus
Origin: iliac fossa
Insertion: lesser trochanter of femur
Action: flex hip
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: psosas major
Origin: L1-L5
Insertion: lesser trochanter of femur
Action: flex hip
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: rectus femoris
Origin: anterior inferior iliac spine
Insertion: tibial tuberosity
Action: extends leg
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: vastus lateralis
Origin: greater trochanter of femur
Insertion: tibial tuberosity
Action: extends leg
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: vastus medialis
Origin: linea aspera of femur
Insertion: tibial tuberosity
Action: extends leg
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: vastus intermedius
Origin: anterior femur
Insertion: tibial tuberosity
Action: extends leg
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: tibialis anterior
Origin: lateral condyle of tibia
Insertion: 1st metatarsal
Action: ankle dorsiflexion
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: deltoid
Origin: clavicle
Insertion: deltoid tuberosity
Action: abducts shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: biceps brachii
Origin: coracoid process of scapula
Insertion: radial tuberosity of radius
Action: elbow flexion
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: brachioradialis
Origin: lateral end of humerus
Insertion: radius
Action: flexes forearm
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: triceps brachii
Origin: posterior humerus
Insertion: olecranon process of ulna
Action: extends elbow
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: masseter
Origin: zygomatic arch
Insertion: ramus of mandible
Action: closes jaw
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: sternocleidomastoid
Origin: clavicle
Insertion: mastoid process
Action: neck flexion
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: temporalis
Origin: temporal fossa
Insertion: coronoid process of mandible
Action: closes jaw
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: trapezius
Origin: occipital bone
Insertion: spine of scapula
Action: shrugs shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: latissimus dorsi
Origin: iliac crest
Insertion: intertubercular sulcus of humerus
Action: shoulder extension
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: pectoralis major
Origin: sternum
Insertion: intertubercular sulcus of humerus
Action: arm flexion
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: Semitendinosus
Origin: ischial tuberosity of ischium
Insertion: proximal medial tibia
Action: flex knee
What muscle is this (the 3rd line pointing/ muscle most medial)? What is an origin? What is an insertion? What is an action?
Muscle: semimembranosus
Origin: ischial tuberosity of ischium
Insertion: medial condyle of tibia
Action: flex knee
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: biceps femoris
Origin: ischial tuberosity of ischium
Insertion: fibular head
Action: flex knee
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: supraspinatus
Origin: supraspinous fossa
Insertion: greater tubercle of humerus
Action: stabilize shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: infraspinatus
Origin: infraspinous fossa
Insertion: greater tubercle of humerus
Action: stabilize shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: teres minor
Origin: lateral border of scapula
Insertion: greater tubercle of humerus
Action: stabilize shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: Subscapularis
Origin: subscapular fossa
Insertion: lesser tubercle of humerus
Action: stabilize shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: teres major
Origin: inferior angle of scapula
Insertion: intertubercular groove of humerus
Action: extends shoulder
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: pectoralis minor
Origin: anterior surface of ribs 3-5
Insertion: coracoid process
Action: helps with inspiration
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: rectus abdominus
Origin: pubic symphysis
Insertion: xiphoid process
Action: increases abdominal pressure
What muscle is this? What action does this muscle perform?
Buccinator, whistles
What muscle is this? What action does this muscle perform?
Frontal Belly, Raises eyebrows
What muscle is this? What action does this muscle perform?
Occipital Belly, pulls scalp posteriorly
What muscle is this? What action does this muscle perform?
Mentalis, protrudes lip
What muscle is this? What action does this muscle perform?
Orbicularis Oris, lip movement
What muscle is this? What action does this muscle perform?
Orbicularis oculi, closes eyes
What muscle is this? What action does this muscle perform?
Diaphragm, inspiration
What action does the external intercostals perform?
Inspiration
What action does the internal intercostals perform?
Expiration
What muscle is this? What action does this muscle perform?
External Oblique, Compresses abdominal wall
What muscle is this? What action does this muscle perform?
Internal Oblique, compresses abdominal wall
What muscle is this? What action does this muscle perform?
Serratus Anterior, Protracts and rotates scapula
What muscle is this? What action does this muscle perform?
Transversus Abdominis, Compresses abdominal contents
What muscle is this? What action does this muscle perform?
Zygomaticus Minor, Elevates upper lip
What muscle is this? What action does this muscle perform?
Sartorius, Flexs hip
What muscle is this? What action does this muscle perform?
Extensor digitorum longus, Extends toes
What muscle is this? What action does this muscle perform?
Gracilis, Adducts thigh
What muscle is this? What action does this muscle perform?
Soleus, Ankle Plantarflexion
What muscle is this? What action does this muscle perform?
Brachialis, Flexes elbow
What muscle is this? What action does this muscle perform?
Extensor Digitorum, Extends fingers
What muscle is this? What action does this muscle perform?
Palmaris Longus, tenses skin of palm
What muscle is this? What action does this muscle perform?
Flexor Carpi Ulnaris, Flexes Wrist
What muscle is this? What is an origin? What is an insertion? What is an action?
Muscle: zygomaticus major
Origin: zygomatic bone
Insertion: upper lip
Action: Smiles
What structure is this?
Illiotibial Band
What structure is this?
Linea Alba
What muscle is this? What action does this muscle perform?