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102 Cards in this Set
- Front
- Back
Splenius Capitis and Splenius Cervicis Action
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A: Unilaterally:
*Rotates head and neck to the same side *Laterally Flex head and Neck Bilaterally: *Extend head and neck |
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Splenius Capitis Origin:
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O: Inferior half of the ligamentum nuchae and C7-T4
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Splenius Capitis and Splenius Cervicis Insertion:
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Spl Cap:
* Lateral portion of the Superior Nuchal Line and Mastoid Process Spl Cerv: * TVP of cervical vertebrae |
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Splenius Capitis Insertion:
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Lateral portion of Superior Nuchal Line and Mastoid Process
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Splenius Cervicis Insertion:
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TVP of Cervical Vertebrae
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Splenius capitis and cervicis AOI
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A:Unilaterally:
*Rotate head and neck to same side *Laterally flex head and neck Bilaterally: *Extend head and neck O: Spl Cap inserts inferior half of ligamentum nuchae and C7-T4 I: Spl Cap: Lateral portion of Superior nuchal line and mastoid process Spl Cerv: TVP of cervical Vertebrae |
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Which direction do spenii fibers run?
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Obliquely
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Which fibers run obliquely?
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Splenii
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The splenius capitis are deep to which muscles?
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The trapezius and rhomboids
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Splenius capitis fibers angle toward what?
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The mastoid process
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Which fibers angle toward the mastoid process?
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Splenius Capitis
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The splenius capitis fibers are superficial between which muscles?
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Trapezius and SCM
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Which muscle's fibers angle toward the mastoid process and are superficial between the traps and scm?
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Splenius Capitis
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Which muscle is deep to the splenius capitis?
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Splenius Cervicis
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The splenius cervicis is deep to which muscle?
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Splenius Capitis
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Is the splenius cervicis easy to isolate and why or why not?
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No; it is deep to the splenius capitis which is deep to the traps and rhomboids
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Where can the splenius cerevicis be outlined?
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In the lamina groove of the upper cervical and thoracic spine
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Which muscle can be outlined in the lamina groove of the upper cervical and thoracic spine?
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Splenius Cervicis
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How Many Suboccipitals are there?
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8: 4 on each side
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What are the actions of the suboccipitals?
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*Stabilize the axis and atlas
*Create intrinsic movements such as tilting and rocking of the head |
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What must you find in order to outline the suboccipitals?
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*Spinous process of C2
*TVP of C1 *Space between the superior nuchal line of the occiput and C2 |
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Quadratus Lumborum Action:
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Unilaterally:
*Laterally tilt pelvis *Laterally flex vertebral column to same side Bilaterally: *fix last rib during forced breathing |
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Quadratus Lumborum Origin:
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Posterior Illiac Crest
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Quadratus Lumborum Insertion:
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Last rib and TVP of 1-4 Lumbar Vertebrae
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Quadratus Lumborum AOI
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A: Unilaterally:
*Laterally tilt pelvis *Laterally flex vertebral column to same side Bilaterally: *fix last rib during forced breathing O: posterior illiac crest I: Last rib and 1-4 lumbar vertebrae |
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What is the deepest muscle of the abdomin?
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Quadratus Lumborum
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What is the "squat muscle"?
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Quadratus lumborum
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What is the quadratus lumborum?
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an abdominal muscle located on the posterior thorax
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The quadratus lumborum is concidered what kind if muscle?
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abdominal
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Which portion of the quadratus lumbarum is accessible?
Which is unaccessible? |
*Lateral portion accessible
*Medial portion unaccessible |
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Where is the medial portion of the quadratus lumborum located that makes it unaccessable?
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Beneath the thoracolumbar aponeurosis and errector spinae
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Where is the Quadratus lumborum accessible?
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Lateral portion on the side of the torso
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Which muscle creates "washboard abs"?
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Rectus Abdominous
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Which muscle's actions are the gramma and grampa movements?
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Rectus abdominous:
Grampa: Flex Vertebral column Gramma: Tilt pelvis posteriorly |
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Rectus abdominis Action:
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*Flex vertebral column (grampa)
*tilt pelvis posteriorly (gramma) |
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Rectus Abdominis Origin:
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* Pubic crest
*Pubic symphasis |
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Rectus Abdominus Insertion:
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*Cartilage of 5-7 ribs and xiphoid process
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Rectus abdominis AOI
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A: *Flex vertebral column (grampa)
*Tilt pelvis posteriorly (gramma) O: Pubic Crest and Pubic Symphasis I: cartilage of 5-7 ribs and xiphoid process |
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External Obliques Action:
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Unilaterally:
*Laterally Flex vertebral column to same side *Rotate vtb column to opposite side Bilaterally: *flex vtb column *compress abdominal contents |
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Splenius Capitis and cervicis Unilaterally:
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* Rotate head and neck to same side
*Laterally flex head and neck |
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Splenius capitis and cervicis bilaterally:
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extend head and neck
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Quadratus Lumborum Unilaterally:
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*laterally tilt pelvis
*laterally flex vtb column to same side |
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Quadratus Lumborum Bilaterally:
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Fixes last rib during forced breathing
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What are the 4 abdominal muscles?
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1. Rectus abdominis
2. External obliques 3. Internal obliques 4. Transverse abdominis |
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REctus abdominis, external obliques, internal obliques, and transverse abdominis are all..
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abdominal muscles
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External Obliques Unilaterally:
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*Laterally flex vertebral column to the same side
* Rotate vertebral column to the opposite side |
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External obliques bilaterally:
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*flex vtb column
*compress abdominal contents |
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External obliques Origin:
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exterior surface of 5-12 ribs
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External obliques insertion:
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Anterior part of illiac crest; abdominal aponeurosis to linea alba
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External obliques AOI
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A: Unilaterally:
*flex vtb column to same side *rotate vtb column to opposite side Bilaterally: *Flex vtb column *compress abdominal contents O:external surface of 5-12 ribs I: anterior part of illiac crest; abdominal aponeurosis to linea alba |
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External obliques are also called what
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the hands in pocket muscles
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What are the "hands in pockets" muscles
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External obliques
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Which direction do the fibers of the external obliques run?
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Diagonal
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Where does the "muscular girdle" of the abdominal muscles reach?
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around the sides of the thorax; to the thoracolumbar aponeurosis; superiorly to the middle ribs; and inferiorly to inguenal ligament
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What stabilized the entire abdominal region?
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The abdominal muscles
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What do the abdominal muscles stabilize?
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The entire abdominal region
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Where is the internal Oblique located?
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Deep and perpendicular to ext oblique fibers
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Which muscle is located deep to the external oblique fibers?
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internal oblique
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Internal oblique action:
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Unilaterally:
*Laterally flex vertebral column to same side Bilaterally: *Flex vtb column *compress abdominal contents |
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Internal oblique unilaterally:
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laterally flex vertebral column to same side
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Internal oblique bilaterally:
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*flex vtb column
* compress abdominal content |
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Internal oblique origin:
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*Lateral inguinal ligament
*Illiac crest *thoracolumbar fascia |
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Internal oblique insertion:
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*Internal surface of lower 3 ribs
*abdominal aponeurosis to linea alba |
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Which abdominal muscle is the deepest?
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Transverse abdominis
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Which abdominal muscle plays a major role in forced exhalation?
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Transverse abdominis
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Transverse abdominis plays a major role in which action?
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Forced exhalation
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Transverse abdominis action:
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Compress abdominal contents
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What is the primary muscle of respiration?
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Diaphragm
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The diaphragm is the primary muscle of what action?
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Respiration
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The diaphragms broad, umbrella like shape seperates what?
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upper and lower thoracic cavities
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Describe inhalation
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when fibers contract and pull central tendon inferiorly, creating a vacuum in upper thoracic cavity
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Describe exhalation
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Muscle fibers relax, releasing central tendon and allowing lungs to deflate
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Diaphragm Action:
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*Draw down central tendon of diaphragm
*increase volume of thoracic cavity during inhalation |
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Diaphragm origin:
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Costal Attachment:
*inner surface of lower 6 ribs Lumbar Attachment: *upper 2 or 3 lumbar vtb Sternal Attachment: *Inner part of xiphoid process |
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What is the diaphragm's costal attachment?
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inner surface of lower 6 ribs
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What is the diaphragm's lumbar attachment?
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upper 2 or 3 lumbar vtb
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What is the diaphragm's sternal attachment?
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inner part of xiphoid process
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What is the diaphragm's insertion
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central tendon
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Diaphragm AOI
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A: *draw down central tendon of diaphragm
*increase volume of thoracic cavity during inhalation O: Costal: inner surface of lower 6 ribs Lumbar: upper 2 or 3 lumbar vtb Sternal: inner part of xiphoid process I: central tendon |
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Which muscle is also called the meat in spare ribs?
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Intercostals
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How many groups of intercostals are there?
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2
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What are the groups of intercostals called?
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interal and external
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which direction do the fibers of the intercostals run?
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perpendicular to each other
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The intercostals can be visualized as what?
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extensions of the internal and external obliques
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What is the action of the intercostals?
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they are involved in breathing
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Serratus posterior superior and inferior are involved in what action?
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breathing
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Intertransversarii muscles are what?
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Small, short muscles that span between the transverse processes
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Where are interspinalis?
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between every transverse process
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What is Ligamentum Nuchae?
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the finlike sheet of connective tissue that runs along the sagittal plane from the external occipital protuberance to the spinous process of C7
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Where does the ligamentum nuchae run?
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along the sagital plane from the external occipital protuberance to the spinous process of C7
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Which muscle runs from along the sagittal plane from the external occipital protuberance to the spinous process of C7
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Ligamentum nuchae
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Ligamentum nuchae action
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stabilize head and neck
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Supraspinous ligament Origin:
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The long, thin supraspinous ligament extends inferiorly from the ligamentum nuchae
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Supraspinous ligament Insertion:
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It attaches to the spinous processes of thoracic and lumbar vertebrae
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Supraspinous ligament origin/insertion:
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The long, thin supraspinous ligament extends inferiorly from the ligamentum nuchae. As it continues down the spine, it attaches to the spinous processes of the thoracic and lumbar vertebrae
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Thoracolumbar aponeurosis spans:
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superficially across posterior thorax from sacrum to posterior illiac crest to lower thoracic vtb
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Supraspinous ligament picks up where which muscle leaves off?
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Ligamentum nuchae
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What is the atlanto-occipital?
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Where C1 touches the occiput
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What is the atlantoaxial?
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Where the atlas touches axis; C1 touches C2
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What is the large blue "crater" in the upper left corner of the diaphragm?
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Vena Cava Foramen
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What is the "tear drop" shaped cavity in the diaphragm?
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Esophageal Hiatus
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Small circle in lumbar vtb of diaphragm:
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Abdominal aorta
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