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Kinesiology > Muscles > Flashcards

Muscles Flashcards

0
Q

The insertion of the erector spinae is….

A

The posterior aspects of ribs, thoracic and cervical transverse processes, the mastoid process

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1
Q

The erector spinae originates from…

A

The posterior aspect of the iliac crest, the spinous processes of vertebrae

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2
Q

The action/function of the erector spinae is…

A

Maintain posture, extension of trunk and abducts trunk.

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3
Q

The sternocleidomastoid originates from….

A

Medial 1/3 of the clavicle and the superior aspect of the sternum

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4
Q

The sternocleidomastoid inserts on….

A

The mastoid process

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5
Q

The action and function of the sternocleidomastoid is…

A

Flexing at the neck and flexion and rotation at the neck

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6
Q

The origin of the lateral rotators is…

A

The outer and inner surface of the pelvis near the obturator foramen

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7
Q

Lateral rotators insert at…

A

The greater trochanter of the femur

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8
Q

The action the lateral rotators perform is…

A

Lateral rotation of the hip

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9
Q

Ligaments connect…..

A

Bone to bone

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10
Q

Tendons connect….

A

Muscle to bone

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11
Q

The pectoralis major originates at…

A
  1. The medial half of the clavicle 2. The length of the sternum
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12
Q

The pectoralis major inserts at…

A

The bicepital groove of the humerus

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13
Q

The function of the pectoralis major is…

A
  1. Addiction of the shoulder 2. Medial rotation at the shoulder 3. Horizontal flexion at shoulder and 4. Clavicular head only: flexion at the shoulder
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14
Q

The rhomboids originate at…

A

The upper 5 thoracic spinous processes

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15
Q

The rhomboid inserts at…

A

The vertebral border of the scapula (between the spine and the lateral scapula)!

16
Q

The action and function of the RHOMBOID is….

A
  1. Retract the scapula 2. Rotated the glenoid fossa down (therefore allows extension)
17
Q

The INTERNAL OBLIQUES originate at…

A

At the lateral 1/2 of the inguinal ligament

18
Q

What direction do the fibres of the INTERNAL OBLIQUES run at?

A

90 degrees

19
Q

INTERNAL OBLIQUES insert at…

A
  1. The coastal cartilage of the lower 4 ribs 2. Linea alba
20
Q

Function of the INTERNAL OBLIQUES is….

A
  1. Stabilize pelvis 2. Aid in expulsive movements 3. Protect and hold in abdominal viscera 4. Rotation of trunk

Kinesiology (5 decks)

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