Region 5: Forearm And Region 6 Thorax, Abdomen

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17 Terms

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Diaphragm

Action:inhalation

Dome-shaped, broad muscle: separates thoracic & abdominalpelvic cavities

<p>Action:inhalation </p><p>Dome-shaped, broad muscle: separates thoracic &amp; abdominalpelvic cavities </p>
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External Intercostals

  • group of muscles located between the ribs, superficial to the internal intercostals

<ul><li><p>group of muscles located between the ribs, superficial to the internal intercostals</p></li></ul>
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Internal Intercostals

  • located between the ribs, deep to the external intercostals

<ul><li><p>located between the ribs, deep to the external intercostals</p></li></ul>
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Rectus Abdominis

  • Muscles that run vertically along the front of abdomen

  • Responsible for flexing the trunk ( bending forward compressing abdominal cavity assisting with breathing by helping to control diaphragm

<ul><li><p>Muscles that run vertically along the front of abdomen</p></li><li><p>Responsible for flexing the trunk ( bending forward compressing abdominal cavity assisting with breathing by helping to control diaphragm</p></li></ul><p></p>
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External obliques

  • Muscle along the lateral abdominal wall

  • Run from lower ribs down to pelvis

  • Action flexes vertebral column

<ul><li><p>Muscle along the lateral abdominal wall</p></li><li><p>Run from lower ribs down to pelvis </p></li><li><p>Action flexes vertebral column </p></li></ul>
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Internal obliques

Action: flex, laterally flex, rotate vertebral column; compress abdomen

Deep to external obliques and superficial to transverse abdominis

<p>Action: flex, laterally flex, rotate vertebral column; compress abdomen </p><p>Deep to external obliques and superficial to transverse abdominis</p>
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Transverse Abdominis

Action:Compress abdomen Deep

Deepest of the 3 muscle sheets; fibers connect horizontally

<p>Action:Compress abdomen Deep</p><p>Deepest of the 3 muscle sheets; fibers connect horizontally </p>
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Inguinal ligament

set of two narrow bands in the inguinal area of the body(the groin) connects the oblique muscles in abdomen to the pelvis

<p><strong>set of two narrow bands in the inguinal area of the body(the groin) connects the oblique muscles in abdomen to the pelvis</strong></p>
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Psoas Major

Action: flex vertebral column; flex hip

Major hip flexors muscle located in the lower back & pelvis

<p>Action: flex vertebral column; flex hip </p><p>Major hip flexors muscle located in the lower back &amp; pelvis </p>
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Brachioradialis

Action: Flex forearm; supinate(outward rotation), pronate(rotation of a body part inward or toward the midline of the body) radio-ulnar joints(return to relaxed postion)

<p>Action: Flex forearm; supinate(outward rotation), pronate(r<span>otation of a body part inward or toward the midline of the body)</span> radio-ulnar joints(return to relaxed postion)</p>
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Extensor Cari Radialis Longus

Action:Extend, abduct wrist

<p>Action:Extend, abduct wrist</p>
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Extensor Carpi Radialis Brevis

Action: Extend, abduct wrist

<p>Action: Extend, abduct wrist </p>
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Extensor Digitorum

Action: Extend fingers

<p>Action: Extend fingers </p>
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Extensor Carpi Ulnaris

Action: Extend, adduct wrist ( towards body midline, ulnaris= pinky side)

<p>Action: Extend, adduct wrist ( towards body midline, ulnaris= pinky side)</p>
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Flexor Carpi Ulnaris

Action: Flex, adduct wrist

<p>Action: Flex, adduct wrist </p>
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Palmaris Longus

Action: Flex wrist

<p>Action: Flex wrist </p>
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Flexor Carpi Radialis

Action: Flex, abduct wrist

<p>Action: Flex, abduct wrist </p>