Unit 1 Anatomy: Muscles Of The Back

20 Questions | Total Attempts: 330

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Unit 1 Anatomy: Muscles Of The Back - Quiz

Muscles of the back


Questions and Answers
  • 1. 
    The muscle that matches the following description: -Origin: Spinous processes T11-L2 -Insertion: Last 4 ribs -Innervation: Ventral primary rami of T9-T12 spinal nerves -Action: Pulls the ribs down and out during inspiration
  • 2. 
    The muscles that match the following description: -Origin: Posterior iliac crest and sacrum, sacral and inferior lumbar spinous processes & supraspinous ligament -Insertion: Between superior and inferior nuchal lines -Innervation: Dorsal rami of cervical spinal nerves -Action: Acting together- extends the vertabral column; acting alone- lateral flexion to the same side
  • 3. 
    The muscle that matches the following description: -Origin: Spinal processes of C7-T4 -Insertion: Mastoid process, & superial nuchal line of occipital bone -Innervation: Dorsal rami of the spinal nerves -Action: Acting alone- laterallly bend and rotate neck to side of active muscle; acting together- extends head and neck
  • 4. 
    The muscle that matches the following description: -Origin: Spinous processes of C7-T4 -Insertion: Transverse processes C1-C4 -Innervation: Dorsal Rami of cervical spinal nerves -Action: Extends neck and rotates head to opposite side
  • 5. 
    The muscle that matches the following description: -Origin: Spinous processes c7-T3 -Insertion: 2nd-5th ribs -innervation: 2nd-5th intercostal nerves -Action: Elevates ribs during inspiration
  • 6. 
    Which muscle is this?
  • 7. 
    Which muscle is this?
  • 8. 
    Which muscle is this?
  • 9. 
    Which one of these muscles is involved in rotating the head to the opposite side of the active muscle?
  • 10. 
    Which muscle is this?
  • 11. 
    Which muscle is this? (Lower forcepts)
  • 12. 
    Which muscle is this? (Upper back)\
  • 13. 
    Which structure is this? (upper back, medial forcepts)
  • 14. 
    Which structure is this? (upper back)
  • 15. 
    Which muscle is this?
  • 16. 
    Which muscle is this? (picture shows posterior axillary region)
  • 17. 
    Which muscle is this? (picture shows posterior axillary region)
  • 18. 
    Which muscle is this?
  • 19. 
    Which muscle is this? (picture depicts posterior axillary region)
  • 20. 
    Which muscle is this?
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