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Axial Skeletal movem
muscles of the the trunk and vertebral column
Question | Answer | Answer | Answer | Answer | Answer |
---|---|---|---|---|---|
What are the insertions of Rectus Abdominis? | ribs 5-7, costal cartilage-anterior surface | xiphiod process | |||
What are the actions of Rectus Abdominis? | flexes the vertebral column | laterally flexes the vertebral column | compresses abdominal contents | posterior tilts the pelvis | |
what is the nerve for Rectus Abdominis? | anterior rami of intercostal nerves T7-T12 | ||||
Which abdominal muscle has a horizontal layer of tendinous intersection every few inches? | rectus abdominis | ||||
What abdominal muscle may become distached during advanced stages of pregnancy? | rectus abdominis | ||||
What are the origins of the External Obliques? | iliac crest | abdominal fascia | linea alba | ||
What are the insertions of the External Obliques? | ribs 5-12, anterior lateral surface | ||||
What is the nerve for External Obliques? | anterior rami of intercostal nerves T7-T12 | ||||
Which abdominal muscle may have tendinous intersections? | external obliques | ||||
Which abdominal muscle interlaces with serratus anterior and latissimus dorsi on the lateral aspect of the trunk? | external obliques | ||||
What are the origins of internal oblique? | iliac crest, anterior portion | thoracolumbar fascia | inguinal ligament, lateral half | ||
What are the insertions of Internal Obliques? | lower 3 ribs, anterior lateral surface | linea alba | |||
What are the actions of Internal Obliques? | laterally flexes the vertebral column | rotates the vertebral column | flexes the vertebral column | compress abdominal contents | posteriorly tilts the pelvis |
what is the nerve for Internal Obliques? | anterior rami of the intercostal nerves | ||||
Which abdominal muscles fibers run in a fan pattern? | internal obliques | ||||
What are the origins of Transverse Abdominis? | ribs 7-12, costal cartilage-inner surface | iliac crest | thoracolumbar aponeurosis | inguinal ligament | |
What are the insertions of Transverse Abdominis? | abdominal aponeurosis | linea alba | |||
What are the actions of Transverse Abdominis? | compresses abdominal contents | ||||
What is the nerve for Transverse Abdominis? | anterior rami of intercostal nerves | ||||
Which abdominal muscle is the deepest? | transverse abdominis | ||||
Which abdominal muscle helps stabilize the lumbar spine? | transverse abdominis | ||||
Which abdominal muscle encases the lower fibers of the rectus abdominis for added strength? | transverse abdominis | ||||
Which abdominal muscles inferior portion may be completely fused with the internal obliques? | transverse abdominis | ||||
Which abdominal muscle has such frequent variance that is is often called "complex muscle"? | transverse abdominis | ||||
What four muscles that make up the abdominal muscles? | rectus abdominis | external obliques | transverse abdominis | internal obliques | |
What three lateral abdominal muscles' aponeurosis form the abdominal sheath? | external obliques | internal obliques | transverse abdominis | ||
What are the origins of Rectus Abdominis? | pubic symphysis | pubic tubercle | |||
What are the action of External Obliques? | laterally flexes the vertebral column | rotates the vertebral column | flexes the vertebral column | compresses abdominal contents | posteriorly tilts the pelvis |