Summary
Summary Questions
- Module
- Medical sciences
- Institution
- University Of Central Lancashire Preston (UClan)
This document covers the questions on the anatomy of the back muscles with answers.
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1. What are the four regions of spinal column?- Cervical
- Thoracic
- Lumbar
- Sacral
- Coccyx
2. Label this diagram?
3. What are the two areas of enlargement in the spinal cord called?
- Proximal
- Distal
4. What is the proximal enlargement?
- Located in C4-T1
- Cervical enlargement
- Marks the start of branchial plexus
5. What is the distal enlargement?
- Located in the T11-L1
- Marks the start of lumbar and sacral plexus
- Lumbar enlargement
, 6. What are the three muscles of the back?
- Superficial- help trunk attaches to upper limbs / help with upper limb movement
- Intermediate- help with the movement of thoracic cage/ respiratory function/ attach to
the ribs
- Intrinsic- associated with the movement of vertebrae column
7. What types of muscles are included in the superficial?
- Trapezius
- Latissimus dorsi
- Levator scapulae
- Rhomboid major and minor
8. Label this diagram?
9. What is the attachment of trapezius?
- Starts from the skull, ligamentum nuchae, spinous process C7-T12
- Fibres attach to clavicle, acromion and scapulae spine
10. What is the innervation of trapezius?
- accessory nerve
11. what is the action of trapezius?
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