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origin, insertion, action

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

muscle
origin
insertion
action
zygomaticus major   zygomatic bone   skin at corners of mouth   smiling  
🗑
buccinator   mandible   orbicularis oris   compresses cheeks  
🗑
masseter   zygomatic arch   mandible   elevates mandible  
🗑
platysma   pectoralis major   mandible   depresses mandible  
🗑
sternocleidmastoid   sternum   mastoid process   bows head  
🗑
external intercostals   inferior border of rib above   superior border of rib below   inspiration  
🗑
internal intercostals   superior border of rib below   inferior border of rib above   expiration  
🗑
diaphragm   sternum   central tendon   inspiration  
🗑
pectoralis major   clavicle   humerus   adducts arm  
🗑
serratus anterior   outer surface of ribs 1-8   scapula   rotates scapula forward  
🗑
trapezius   scapula   occipital bone   shrugs shoulders  
🗑
latissimus dorsi   last 4 ribs   humerus   adducts arms  
🗑
external oblique   last 8 ribs   linea alba   compresses abdominal contents  
🗑
internal oblique   iliac crest   last 3 or 4 ribs   compresses abdominal contents  
🗑
transversus abdominis   iliac crest   xiphoid process   compresses abdominal contents  
🗑
rectus abdominis   pubic crest   xiphoid process   compresses abdominal contents  
🗑
deltoid   clavicle   humerus   abducts arm  
🗑
biceps brachii   LH: above scapula   humerus   supinates arm  
🗑
triceps brachii   LoH: scapula   ulna   extends forearm  
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flexor digitorum superficialis   radius   phalanges 2-5   flexes fingers  
🗑
flexor carpi radialis   humerus   metacarpals 1-2   flexes wrist  
🗑
flexor carpi ulnaris   humerus   5th metacarpal   flexes wrist  
🗑
extensor carpi radialis   humerus   metacarpals 2-3   extends wrist  
🗑
extensor carpi ulnaris   humerus   5th metacarpal   adducts little finger  
🗑
extensor digitorum   humerus   metacarpals 2-5   extends wrist  
🗑
gluteus maximus   coccyx   femur   extends thigh  
🗑
gracilis   pubis   tibia   adducts thigh  
🗑
tensor fascia latae   iliac crest   tibia   abducts thigh  
🗑
soleus   tibia   calcaneus   plantar flexion  
🗑
gastrocnemius   knee capsule   calcaneus   plantar flexion  
🗑
sartorius   iliac spine   tibia   flexes thigh  
🗑
biceps femoris   LH: ischial tuberosity   tibia   flexes leg  
🗑
semitendinosus   ischial tuberosity   tibia   flexes leg  
🗑
semimembranosus   ischial tuberosity   tibia   flexes leg  
🗑
rectus femorus   iliac spine   tibial tuberosity   flexes leg  
🗑
vastus latralis   femur   tibial tuberosity   flexes leg  
🗑
vastus medialis   femur   tibial tuberosity   flexes leg  
🗑
vastus intermedius   femur   ischial tuberosity   flexes leg  
🗑
tibialis anterior   tibia   metatarsal 1   dorsiflexion  
🗑
extensor digitorum longus   tibia   phalanges 2-5   dorsiflexion  
🗑
fibularis [peroneus] longus   fibula   metatarsal 1   plantar flexion  
🗑
orbicularis oculi   frontal bone   eyelids   blinking  
🗑
orbicularis oris   mandible   skin at corners of mouth   puckers lips  
🗑


   

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Created by: jortibbs
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