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Musclesss
muscles
| Question | Answer |
|---|---|
| Epicranius (Frontal/occipital bellies) | Frontal = forehead;raises eyebrows. Occipital= occipital bone; pulls scalp posteriorly. |
| Orbicularis Oculi | Surrounds the eyes; draws eyebrows towards middle and inferiorly. |
| Levatator Labii Superioris | Connects from zygomatic bone to maxilla; opens lips |
| Zygomaticus | Zygomatic bone to corner of lips; Smiling muscle |
| Depressor Labii Inferioris | corner of mouth to side of chin; draws lower lips inferiorly |
| Depressor anguli oris | corner of mouth/lower lip to more side of the chin; frowning muscle |
| Orbicularis Oris | Encircles the mouth; closes lips |
| Mentalis | Middle chin; wrinkles chin |
| Buccinator | Corner of mouth towards ear; compresses cheeks (whistling) |
| Masseter | Zygomatic bone to jaw angle; closes jaw |
| Temporalis | Temporal bone to jaw; closes jaw |
| Medial pterygoid | End of maxilla and under jaw bone; aids in teeth grinding |
| Lateral pterygoid | Under zygomatic bone; teeth grinding |
| Platysma | Right under chin to chest; tenses neck skin |
| Sternocleidomastoid | Behind ear to sternum; rotates head to opposite shoulder |
| Scalenes | Raises ribs; spine to ribs |
| Stylohoid | Hyoid bone to styloid process; moves hyoid bone up and down |
| Mylohoid | Medial mandible to hyoid bone; base of tounge |
| Sternohyoid | hyoid bone to sternum; depresses hyoid bone |
| Sternothyroid | Hyoid bone to sternum; depresses hyoid bone |
| Omohyoid | Hyoid bone to scapula; depresses hyoid bone |
| Thyrohyoid | Thyroid cartilage to hyoid bone; depresses hyoid bone |
| Pectoralis Major | Rotates arm |
| Serratus Anterior | "guys rib muscles"; rotates scapula |
| Deltoid | Shoulder; arm abduction |
| Pectoralis Minor | Draws scapula forward & inferiorly |
| External Intercoastals | Up and down striations; elevate rib cage |
| Internal Intercoastals | Diagonal striations; depresses rib cage |
| Diaphram | Prime mover of inspiration flattens on contractions |
| Rectus Abdominus | Rotates vertebral column |
| External Oblique | Compresses abdominal wall |
| Internal Oblique | Compresses abdominal wall |
| Transverse Abdominis | Compresses abdominal wall |
| Iliopsoas | On top of iliac bone; flexes thigh |
| Sartorius | Iliac bone to medial side of knee; flexes knee |
| Abductor Magnus | Pubic bone to femur; medially rotate thigh |
| Abductor Longus | Pubic bone to linea aspera; medially rotates thigh |
| Pectineus | Most lateral muscle connected to pubic bone; medially rotates leg |
| Gracilis | most medial muscle in pubic bone; medially rotates thigh |
| Rectus Femoris | Connects right to patella; extends knee |
| Vastus Lateralis | Lateral side of rectus femoris; extends knee |
| Vastus Medialis | Medial side of rectus femoris; extends knee |
| Tensor fasciae latae | Connects hip and runs laterally along quad; steadies trunk. (if you drink a latae, it goes straight to the hips) |
| Gluteus Maximus | Butt; thigh extensor |
| Gluteus Medius | Top of gluteus maximus and then goes underneath; Abducts thigh |
| Gluteus Minimus | Abducts thigh |
| Biceps Femoris | 2nd most lateral in hamstring; extends thigh |
| Semitendinosus | Between biceps femoris and semimembranosus; extends thigh |
| Semimembranosus | Both sides of semitendinosus (like a membrane); extends thigh |
| Fibularis | Goes right behind ankle; helps keep foot flat on the ground |
| Tibialis Anterior | Lateral right under patella; inverts foot |
| Extensor Hallucis Longus | Extends great toe |
| Gastrocnemius | Calf muscles; Plantar flexes foot |
| Soleus | Underneath calf muscles; plantar flexion |
| Popliteus | Back of knee to front; rotates leg medially |
| Flexor Hallucis Longus | (lateral) top of fibia to big toe; flexes big toe |
| Triceps Brachii | Right under deltoid that is on outside of arm; forearm extension |
| Anconeus | (short) end of humerus to top on ulna; abducts ulna |
| Biceps Brachii | Bulge when flexed in arm; flexion on elbow |
| Brachoradialis | On top of radius; synergist in forearm flexion |
| Brachialis | Medial to biceps brachii; major flexor of forearm |
| Pronator Teres | Humerus to mid-radius (side elbow towards thumb); pronate forearm. (pronator = pronate) |
| Flexor Carpi Radialis | humerus to metacarpals (travels down pointer finger); abducts hand |
| Palmaris Longus | Humerus towards middle finger (fans out at end to 4 fingers); flexes wrist |
| Flexor Carpi Ulnaris | Same as Flexor Carp Radialis, but travels down pinky side; Flexor of wrist |
| Flexor Digitorum Superficialis | Underneath white skin under forearm |
| Extensor Digitorum | Deep, underneath flexor digitorum; finger extensor |
| Trapezius | Connects to deltoid, spine, and occipital bone; rotates scapula |
| Latissimus Dorsi | Midback and connected to humerus; arm extension |
| Infraspinatus | Top of humerus to scapula; lateral rotation of humerus |
| Teres Minor | goes underneath infraspinatus; same connections and job as infraspinatus |
| Teres Major | (Not under) Below Teres Minor, Rotates humerus |
| Supraspinatus | above the spine of the scapula; initiates abduction of humerus |
| Levatator Scapulae | Neck to scapula; elevates scapula |
| Rhomboids | Spine to medial end of scapula; stabalizes scapula |
| Semisinalis | Occipital bone to vertebrae; extends head |
| Erector Spinae | First 3 strips on the first side; bends vertebral column |
| Splenius | Occipital bone to spine; extends head |
| Quadratus Lumborum | 12th rib iliac crest; flexes vertebral column laterally |