8.7-8.8

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Author:
DesLee26
ID:
131511
Filename:
8.7-8.8
Updated:
2012-02-10 21:17:00
Tags:
Anatomy Physiology
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Seniors
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  1. Origin and Insertion
    1) The immovable end of a muscle is the __, while the movable end is the __; __ pulls the __toward the __.
    • origin
    • insertion
    • contraction
    • insertion
    • origin
  2. B. Interaction of Skeletal Muscles
    1) Of agroup of muscles, the onedoing th majority of the work is the __.
    2) Helper muscles are called__; opposing muscles are called __.
    • prime mover
    • synergists
    • antagonists
  3. What are muscles named according to?
    • any of the following:
    • - size
    • - shape
    • - location
    • - action
    • - number of attachments
    • - direction of its fibers
  4. Muscles of Facial Expression
    1) Muscles of facial expression attach to underlying __ and overlying __ of __, and are responsible for what?
    2) Major muscles include: __(6).
    • bones
    • connective tissue of skin
    • variety of facial expressions possible in the human face
    • 1) epicranius (frontalis and occipitalis)
    • 2) orbicularis oculi
    • 3) orbicularis oris
    • 4) buccinator
    • 5) zygomatigus
    • 6) platysma
  5. Muscles of Mastication
    1) __movements include __ and __ as well as __ to __ __ motions of muscles attached to the __ and __.
    • chewing
    • up and down
    • side to side grinding
    • skull
    • lower jaw
  6. Muscles that Move the Head
    1) Paired muscles in the neck and back __, __ and __ the head.
    2) Major muscles include: __
    • flex
    • extend
    • turn
    • sternocleidomastoid
  7. Muscles that Move the Pectoral Girdle
    1) The __ and__ muscles move the __.
    2) Major muscles include the: __.
    • chest
    • shoulder
    • scapula
    • trapezius
  8. Muscles that Move the Arm
    1) Muscles connect the arm to the __, __, and __ making the arm freely movable.
    2) __ includethe __.
    3) __ include the __.
    4) __ include the __.
    5) There are also __.
    • pectoral girdle, ribs, vertebral column
    • flexors, pectoralis major
    • extensors, latissimusdorsi
    • abductors, deltoid
    • rotators
  9. Muscles that Move the Forearm
    1) These muscles arise from the __ or __ and connect to the __ and __.
    2) __ are the __.
    3) An __ is the __.
    • humerus
    • pectoral girdle
    • ulna
    • radius
    • flexors
    • biceps brachii
    • extensor
    • triceps brachii muscle
  10. H. Muscles that Move the Wrist, Hand, and Fingers
    1) Movements of the hand are causedby muscles originating from the__ and the __ and __.
    2) __ include the __(3)__.
    3) __ include the __(3)__.
    • distal humerus and the radius and ulna
    • flexors
    • flexor carpi radialis, flexor carpi ulnaris, flexor digitorum profundus
    • extensors
    • extensor carpi radiulis, extensor carpi ulnaris, extensor digitorum
  11. Muscles of the Abdominal Wall
    1) This group of muscles connects the __ and __ to the __.
    a) A band of tough connective tissue,the __ extending from the __ to the __, serves as an attachment for certain abdominal wall muscles.
    2) These muscles are the __ and __.
    • rib cage
    • vertebral column
    • pelvic girdle
    • linea alba
    • xiphoid process
    • symphysis pubis
    • external oblique
    • rectus abdominis
  12. Muscles that Move the Thigh
    1) The muscles that move the thigh are attached to the __ and to the __.
    2) Anterior group incluedes the ___.
    3) Posterior group is made up of the __ and __.
    4) __ include the __ and __.
    • 1) femur/ pelvic girdle
    • 2) psoas major and iliacus
    • 3) gluteus maximus and gluteus medius
    • 4) Thigh adductors/ adductor longus/ adductor magnus
  13. Muscles that Move the Leg
    1) This group connects the __ or __ to the __ or __.
    2) Flexors are the (__) __, __, __ and __.
    3) An extensor is the __ group made up of four parts: __ (4)__.
    • 1) tibia, fibula, femur, pelvic girdle
    • 2) (hamstrings) biceps femoris/ semitendinosus, semimembranosus, and (not a hamstring-->) sartorius
    • 3) quadriceps femoris/ rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius
  14. Muscles that Move the Ankle, Foot, adn Toes
    1) Muscles that move the foot are attached to the __, __, or __ and move the foot __, __, or in a __ motion.
    2) __ __ include the __ and __.
    3) __ __are the _ and __.
    4) An _ is the tibialis posterior
    5) An __ is the peroneus longus.
    • 1) femur/ tibia/ fibula/ upward/ downward/ turning
    • 2) Dorsal flexors/ tibialis anterior and extensor digitorum longus
    • 3) plantar flexors/ gastrocnemius and flexor digitorum longus
    • 4) invertor
    • 5) evertor
  15. The __ becomes the large __ tendon.
    • gastrcnemius
    • calcaneal

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