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- author "me"
- tags ""
- description ""
- fileName "Muscles"
- freezingBlueDBID -1.0
- What is the function of trapezius muscle
- Moves scapula and extends the head and neck
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What is the origin of the trapezius muscle
Occipital and thoracic vertebrae
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What is insertion of the trapezius muscle
Clavicle and scapula
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What Is the function of the sternocleidomastoid
Rotates laterally and moves the head, flexes neck
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What is the origin of the sternocleidomastoid
Superior sternum and clavicle
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What is the insertion of the sternocleidomastoid muscle
Temporal mastoid process
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What is the function of the orbicularis oculi muscle
Closes eyes
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What is the origin of the orbicularis oculi muscle
Maxilla, frontal, and lacrimal (medial orbit)
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What is the insertion of the occipitofrontalis muscle
Raises eyebrows and wrinkles forehead
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What is the origin of the occipitofrontalis muscle
Occipital
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What is the insertion of the occipitofrontalis muscle
Skin of eyebrows and bridge of nose
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What is the insertion of the orbicularis oculi muscle
Skin around the eyelids
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What is the function of the orbicularis oris?
Closes and protrudes lips
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What is the origin of the orbicularis oris muscle
Maxilla and mandible
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What is the insertion of the orbicularis oris muscle
Skin around lips and mouth
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What is the function of the zygomaticus muscle
Smile
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What is the origin of the zygomaticus muscle
Zygomatic
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What is the insertion of the zygomaticus muscle
Skin at angle of mouth and upper lip
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What is the function of the masseter muscle
Chewing
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What is the origin of the masseter muscle
Zygomatic arch
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What is the insertion of the massester muscle
Mandible
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What is the function of the depressor anguli oris
Frown
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What is the origin of the depressor anguli oris
Mandible
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What is the insertion of the depressor anguli oris
Skin at angle of mouth and upper lip
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What is the function of the orbicularis oculi
Closes eyes
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What is the function of the diaphragm
Increases thoracic cavity size
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What is the origin of the diaphragm
Ribs, costal cartilage, lumbars, and xiphoid process
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What is the insertion of the diaphragm
Central tendon
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What is the function of the external oblique and internal oblique muscles?
Compresses the abdomen to create intraabdominal pressure and flex spine
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What is tthe origin of the external oblique muscle
Lower eight ribs
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What is the insertion of the external oblique muscle
Linea Alba and iliac crest
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What is the origin of the internal oblique
Iliac crest
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What is the insertion of the internal oblique
Lower ribs, xiphoid process, and Linea alba
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What is the function of the transversus abdominis
Compress abdomen
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What is the origin of the transversus abdomen
Iliac crest and costal cartilage
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What is the insertion of the transversus abdominis
Linea alba and pubic crest
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What is the function of the rectus abdominis
Depress ribs, flexes spine, abdominal compression
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What is the origin of the rectus abdominis
Pubis
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What is the insertion of the rectus abdominis
Xiphoid process and costal cartilage
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What is the function of the pectoralis major
Flex, adduct , and medially rotates shoulder
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What is the origin of the pectoralis major
Clavicle, sternum, costal cartilage
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What is the insertion of the pectoralis major
Humerus
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What is the function of the latissimus dorsi
Extend, adduct, and medially rotate shoulder
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What is the origin of the latissimus dorsi?
Iliac crest and lower vertebrae
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What is the insertion of the latissimus dorsi
Humerus
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What is the function of the biceps brachii
Flex and supinates antebrachium (radius)
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What is the origin of the biceps brachii
Scapula
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What is the insertion of the biceps brachii
Proximal radius
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What is the function of the brachialis
Flex antebrachium (ulna)
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What is the origin of the brachialis
Distal humerus
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What is the insertion of the brachialis
Proximal ulna
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What is the function of the triceps brachii
Extend antebrachium
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What is the origin of the triceps brachii
Scapula and humerus
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What is the insertion of the triceps brachii
Proximal ulna
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What is the function of the deltoid (anterior, medial, and posterior)
Abduct, flex, medially and laterally rotate arm
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What is the origin of the deltoids
Clavicle and scapula
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What is the insertion of the deltoids
Humerus
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What is the function of the iliopsoas muscle
Flexes thigh or trunk
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What is the origin of the iliopsoas muscle
Ilium and lumbar vertebrae
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What is the insertions of the iliopsoas muscle
Femur (proximal-lesser trochanter)
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What is the function of the sartorius muscle
Flexes, abducts and laterally rotates thigh, flexes knee
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What is the origin of the sartorius
Ilium
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What is the insertion of the sartorius
Proximal tibia
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What is the function of the gluteus maximus
Extends and laterally rotates thigh
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What is the origin of the gluteus maximus
Ilium, sacrum, coccyx
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What is insertion of the gluteus maximus
Proximal femur
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What is the function of the gluteus medius and minimus
Abducts and medially rotates thigh
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What is the origin of the gluteus medius and minimus
Ilium
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What is the insertion of the gluteus medius and minimus
Fernier (greater trochanter)
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What is the function of the tensor fasciae latae
Flex, abduct, medially rotate and stabilize thigh
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What is the origin of the tensor fasciae latae
Pubis
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What is the insertion of the tensor fasciae latae
Medial femur
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What is the function of the gracilis
Flexes leg, addicts and medially rotates thigh
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What is the origin of the gracilis
Inferior pubis and ischium
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What is the insertion of the gracilis
Proximal and medial tibia
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What is the function of the semitendinosus and semimembranosis
Flexes leg, extends hip, medially rotates thigh
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What is the origin of the semitendinosus and semimembranosis
Ischium
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What is the insertion of the semitendinosus and semimembranosis
Tibia
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What is the function of the biceps femoris
Flex leg, extends and laterally rotates thigh
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What is the origin of the biceps femoris
Ischium and femur
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What is the insertion of the biceps femoris
Proximal tibia fibula
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What is the function of the rectus femoris
Extends leg and flexes thigh
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What is the origin of the rectus femoris
Ilium
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What is the insertion of the rectus femoris
Tibia and patella
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What is the function of the vastus intermedius, lateralis, and medialis
Extends leg
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What is the origin of the vastus intermedius, lateralis, medialis
Femur
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What is the insertion if the vastus intermedius, lateralis, and medialis
Tibia
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What is the function of the tibialis anterior
Dorsiflexes and inverts foot
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What is the origin of the tibialis anterior
Tibia
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What is the insertion of the tibialis anterior
1st metatarsal
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What is the function if the gastrocnemius
Plantarflex, invert, and adducts foot, and flex knee
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What is the origin of the gastrocnemius
Femur
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What is the insertion of the gastrocnemius
Calcaneus
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What is the function of the soleus
Plantarflex foot
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What is the origin of the soleus
Tibia and fibula
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What is the insertion of the soleus
Calcaneus
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What is the function of the fibularis
Plantarflex and everts footfoot
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What is the origin of the fibularis
Fibula
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What is the insertion of the fibularis
5th metatarsal
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What is the function of the flexor digitorum
Flexes toes 2-5
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What is the origin of the flexor digitorum
Posterior ans medial tibia
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What is the insertion of the flexor digitorum
Inferior phalanges 2-5
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