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spine and thorax
spine and thorax trail guide
Question | Answer |
---|---|
1. which section of the vertebral column is capable of the most movement? | cervical |
2. the thorax is composed of which structures? | sternum and rib cage |
3. the visible row of bumps running down the center of the back are the____? | spinous processes |
4. t-12 spinous process | twelfth rib |
t-2 spinous process | superior angle of the scapula |
L-4 spinous process | top of the iliac crest |
C-7 spinous process | base of the neck |
T-7 spinous process | inferior angle of the scapula |
5. with your partner seated, what two movements at the spine could you ask your partner to perform to feel the movement of the spinous processes? | flexion, extension |
6. the angles of the scapula and the corresponding spinous processes do not always line up. Name two factors that might affect the position of the scapula? | body type, muscular contraction |
7. which two cervical vertebrae have spinous process that protrude further posteriorly and are more distinct than the other cervical vertebrae? | C-2, C-7 |
8. which brand of connective tissue lies superficial to the cervical spinous processes? | ligamentum nuchae |
9. many of the cervical tissue lies superficial to the cervical spinous processes? | sternocleidomastoid |
10. your partner is supine and you passively rotate the head 45 degrees away from the side you are palpating. This position places the cervical transverse processes in a line running between which two bony landmarks? | mastoid process, center of shaft of clavicle |
11. the lamina groove is located between which two bony landmarks of the vertebrae? | spinous and transverse processes |
1. the thoracic transverse processes are located deep to the ____ muscles and superficial to the ____. | erector spinae, connecting aspects of the ribs |
2. to avoid the thick erector spinae muscles overlying the lumbar transverse processes, it is best to slide your fingers roughly how far laterally from the spinous processes? | two inches |
3. which rib attaches to the sternum at the level of the sternal angle? | second |
4. what is the structure that extends off the ribs and attaches to the sternum? | costal cartilage |
5. which muscles are located between ribs? | intercostals |
6. although the entire rib cage is deep to muscle tissue, which portion is easily accessed? | the sides of the trunk |
7. the first rib is deep to which bone along the anterior thorax? | clavicle |
8. exploring just posterior to the clavicle, through which muscle group must you palpate to access the first rib? | scalenes |
9. what action could you ask your partner to perform to feel the first rub move? | slow deep breath into upper chest |
10. in which three directions are the ribs ideally designed to move? | anterior/posterior, lateral, superior |
11. the eleventh and twelfth ribs lie at approximately what angle of the body? | 45 degrees |
12. as you palpate medially toward the spine, you may lose contact with the twelfth rib because it is deep to which muscle group? | erector spinae group |
1. the most medial branch of the erector spinae group is the _____. while the most lateral is the _____. | spinalis, iliocostalis illustration |
2. in the lumbar region, the erectors lie deep to what connective tissue structures? | thoracolumbar fascia |
3. to contract the lower fibers of the erector spinae group in a prone position, you could ask your partner to perform what action? | raise and lower his feet slightly |
4. when exploring between the scapula, can you name two muscles through which you will have to palpate to access the deeper erector spinae fibers? | trapezius, rhomboids or serratus posterior superior |
5. unlike the long, vertical erector fibers, the branches of the transversospinalis group consist of many ___ fibers? | short, diagonal |
6. as a group, the transversospinalis muscles can be easily located along the __ of the thoracic and lumbar vertebrae. | lamina grooves |
the origin for Iliocostalis is? | common tendon (lumborum), posterior surface of ribs 1-12 (thoracis and cervicis) |
the insertion for Iliocostalis is? | TVPs of lumbar vertebrae 1-3 and posterior surface of ribs 6-12 (lumborum), posterior surface of ribs 1-6 (thoracis), TVPs of lower cervicals (cervicis) |
the longissimus origin is? | common tendon (thoracis), TVPs of upper five thoracic vertebrae (cervicis and capitis) |
the longissimus insertion is? | lower nine ribs and TVPs of thoracic vetebrae (thoracis), TVPs of cervical vertebrae (cervicis), mastoid process (capitis) |
the multifidi origin is? | sacrum and TVPs of lumbar through cervical vertebrae |
the multifidi insertion is? | spinous processes of lumbar vertebrae through second cervical vertebra (each belly spanning 2-4 vertebrae) |
the rotatores origin is? | TVPs of lumbar through cervical vertebrae |
the rotatores insertion is? | spinous processes of lumbar vertebrae through second cervical vertebra (each belly spanning 1-2 vertebrae) |
the semispinalis capitis origin is? | transverse processes of C-4 to T-5 |
the semispinalis capitis insertion is? | between the superior and inferior nuchal lines of the occiput |
the spinalis origin is? | spinous processes of the upper lumbar and lower thoracic vertebrae (thoracis), ligamentum nuchae, spinous process of C-7 (cervicis) |
the spinalis insertion is? | spinous processes of upper thoracic (thoracis), spinous processes of cervicals, except C-1 (cervicis) |
13. passive flexion of the spine would ___ the iliocostalis | lengthen |
14. passive rotation of the spine to the opposite side would ___ the rotatores | shorten |
15. passive lateral flexion of the spine to the same would ___ the longissimus | shorten |
16. passive rotation of the spine to the same side would ___ the multifidi | lengthen |
1. rotating the head to the left demands the contraction of which splenius capitis- the left or right? | left |
2. the spienius capitis is a deep muscle except on the lateral side of the neck where it is superficial between which two muscles? | trapezius, sternocleidomastoid |
3. to distinguish the trapezius fibers from the splenius capitis fibers, you could ask your partner to perform what action? | rotate his head slightly toward the side you are palpating |
4. how can the upper fibers of the trapezius be helpful in locating the suboccipitals? | the trap's lateral edge is the same width as the suboccipitals |
5. what two bony landmarks and one region can be helpful to isolate the location of the suboccipitals? | spinous process of C-2. TVPs od C-1; the space between the superior nuchal line of the occiput and C-2 |
the origin for oblique capitis inferior? | spinous process of the axis (C-2) (2) |
oblique capitis inferior insertion? | transverse process of the atlas (C-1) |
oblique capitis superior origin? | Tubercle of the posterior arch of the atlas (C-1) |
oblique capitis superior insertion is? | Between the nuchal lines of the occiput |
rectus capitis posterior major origin is? | Spinous process of the axis (C-2) (2) |
rectus capitis posterior major insertion is? | inferior nuchal line of the occiput (2) |
rectus capitis posterior minor origin is? | tubercle of the posterior arch of the atlas (C-1) |
rectus capitis posterior minor insertion is? | inferior nuchal line of the occiput (2) |
splenius capitis origin is? | inferior one-half of ligamentum nuchae and spinous processes of C-7 to T-4 |
splenius capitis insertion is? | Mastoid process and lateral portion of superior nuchal line |
splenius cervicis origin is? | spinous processes to T-3 to T-6 |
splenius cervicis insertion is? | Transverse processes of C-1 to C-3 |
11. passive rotation of the head to the same side would ___ the rectus capitis posterior major | shorten |
12. Passive lateral flexion of the head and neck would ___ the splenius cervicis | shorten |
13. Passive extension of the head and neck would ___ the splenius capitis | shorten |
14. passive rotation of the head to the opposite side would ___ the oblique capitis inferior | lengthen |
15. Passive rotation of the head and neck to the opposite side would ___ the splenius capitis | lengthen |
1. which edge of the quadratus lumborum is accessible from the side of the torso? | lateral edge |
2. Which three bony landmarks can help you to isolate the borders of the quadratus lumborum? | twelfth rib, posterior iliac crest, transverse processes of lumbar vertebrae |
3. what action could ask your partner to perform to feel the | laterally tilt (elevate) the hip |
4. which abdominal muscle runs vertically from the rib cage to the pubic crest? | rectus abdominis |
5. Rotating your trunk to the right would engage your left or right internal oblique muscle | right |
6. you are palpating lateral to the edge of rectus abdominis and the fibers you feel are superficial and running at an angle. what muscle is this? | external oblique |
7. What is the primary muscle of respiration? | diaphragm |
8. When the diaphragm muscle fibers contract, what connective tissue structure is pulled inferiorly? | the central tendon |
9. when is it best to move your fingers as you curl them underneath the rib cage to feel the diaphragm? | only as your partner exhales |
10. Name two large muscle through which you would have to palpate to access various portions of the intercostals. | latissimus dorsi, pectoralis major or external oblique |
the origin of the diaphragm is? | inner surface of lower six ribs, upper two or three lumbar vertebrae and inner part of xiphoid process |
the insertion of the diaphragm is? | central tendon |
the origin of the external oblique is? | external surfaces of fifth to twelfth ribs |
the insertion of the external oblique is? | anterior part of the iliac crest, rectus shealth to linea ablba |
the origin of the internal oblique is? | lateral inguinal ligament, iliac crest, and thoracolumbar fascia |
the insertion of the internal oblique is? | internal surface of lower three ribs, rectus shealth to linea alba |
the origin of the rectus abdominis is? | pubic crest, pubic symphysis |
the insertion of the rectus abdominis is?? | cartilage of fifth, sixth, and seventh ribs and xiphoid |
the origin of the transverse abdominis is? | lateral inguinal ligament, iliac crest, thoracolumbar fascia |
the insertion of the transverse abdominis is? | rectus sheath to linea alba |
increasing the volume of the thoracic cavity would _____ the diaphragm's fibers? | shorten |
Passive rotation of the vertebral column to the same side would ___ the external oblique? | lengthen |
Compression of the abdominal contents would ___ the transverse abdominis. | shorten |
16. Drawing the ventral part of the ribs upward would __ the external intercostals | shorten |
17. Passive rotation of the vertebral column to the opposite side would ___ the internal oblique. | lengthen |
the origin for quadratus lumborum is? | posterior iliac crest |
the insertion for quadratus lumborum is? | last rib and transvere processes of first though fourth lumbar vertebrae |
the ligamentum nuchae spans between which two bony landmarks? | external occipital protuberance, spinous process of C-7 |
2. to feel the ligamentum nuchae change tension underneath your fingers, what two passive movements can you perform at the head? | flexion and extension |
3. what superficial ligament can be felt between the spinous processes of the thoracic and lumbar vertebrae? | supraspinous |
4. the abdominal aorta is located where in relationship to the psoas major? | medial |
5. the thoracolumbar fascia serves as an attachment site for which two muscles? | latissimus dorsi, any branches of the erector spinae group |
the vertebrae column (spine) has ___ vertebrae, __ cervical in the neck, __ thoracic in the thorac, and __ lumbar in the lower back. | 24, 7, 12, 5 |
the ___ are the most mobile and accessible of the 24 spinal bones. | cervical |
the 12 ___ articulate to the 12 ribs and are designed for minimal movement, the help protect the internal organs | thoracic |
the 11th and 12th rib is considered ___. | floating ribs |