2.1 Deep Back

Question 1

Pat of typical vertebra that makes up the main mass of the bone, and also the weight-bearing structure

Answer 1

Vertebral body

Question 2

Joints of the intervertebral discs, type and classification

Answer 2

Symphyses: fibrocartilaginous joints

Question 3

Vertebral process which acts on rotation, support, and maintenance of extended position of the back

Answer 3

Transverse processes (2)

Question 4

Serve as shock absorbers

Answer 4

Intervertebral discs

Question 5

Parts and corresponding function of intervertebral discs

Answer 5

Annulus fibrosis: layers fo fibrous cartilage sheets in different directions
Nucleus pulosis: gel for shock absorbance

Question 6

Synovial joint formed by the inferior and superior articular process; gliding joint

Answer 6

Zygapophysial joint

Question 7

Smallest among 24 movable vertebrae

Answer 7

Cervical vertebrae

Question 8

C1 vertebra is also known as:

Answer 8

Atlas

Question 9

Cervical vertebra with no body and no spinous process; ring-shaped; widest of the cervical vertebrae

YES bone; AO joint

Answer 9

C1

Question 10

Strongest cervical vertebrae; no bone; turns head from side to side; AA joint

Answer 10

C2 vertebra / Axis

Question 11

Vertebrae with heart-shaped body, vertically-oriented facets, smalle and circular vertebral foramen

Answer 11

Thoracic vertebrae

Question 12

Vertebrae with massive and kidney-shaped body, with triangular vertebral foramen; hatchet shaped spinous process

Answer 12

Lumbar vertebrae

Question 13

Only portion of the sacrum which actually opens

Answer 13

End of sacrum

Question 14

Level where spinal cord ends

Answer 14

L1-L2

Question 15

Also known as tail bone; stays felxible in women because it is in the way when giving birth

Answer 15

Coccyx

Question 16

Connective tissue which forms ligaments except Ligamentum Flavum

Answer 16

Dense fibrous CT

Question 17

Connective tissue of ligamentum flavum

Answer 17

Elastic fibers

Question 18

Encompasses almost the entir anterior surface of the vertebral column, attaches the base of the skull to the sacral curvature
Limits overextension

Answer 18

Anterior Longitudinal Ligament

Question 19

Very strong ligament

The ONLY ligament that limits extension

Answer 19

Anterior longitudinal ligament

Question 20

Ligament which weakly resists hyperflexion of the vertebral column
Helps prevent herniation of the nucleus pulposus to prevent pressure on spinal cord

Answer 20

Posterior longitudinal ligament

Question 21

Accessory ligament of intervertebral joints found in the posterior wall of vertebral column; yellow in collor because of the elastic fibers; attaches one lamina to the other; thickest in the lumbar region

Answer 21

Ligamentum flavum

Question 22

Resist separation of vertebral lamina by limiting abrupt flexion of vertebral column; preserve normal curvatures of the column; assist with straightening of column after flexing

Answer 22

Ligamentum flavum

Question 23

Limits lateral flexion

Answer 23

Intertransverese ligament

Question 24

Ligament which resists hyperflexion and too much rotation/twisting

Answer 24

Supraspinous ligament

Question 25

Ligament that runs from skull to C7

Answer 25

Ligamentum nuchae

Question 26

Innvervation of splenius muscles

Answer 26

Posterior rami of spinal nerves

Question 27

Chief extensors of the vertebral column

Answer 27

Errector Spinae

Question 28

Intermediate extrinisic muscles of the back

Answer 28

Serratus posterior superior | Serratus posterior inferior

Question 29

Superficial intrinsic muscles of the back

Answer 29

Splenius capitis | Splenius cervicis

Question 30

Intermediate intrinsic muscles of the back

Answer 30

Erretor Spinnae - Iliocostalis - Longisimus - Spinalis

Question 31

Deep intrinsic back muscles

Answer 31

Transversospinales: - semispinalis - multifidus - rotatores

Question 32

Suboccipital muscles

Answer 32

Rectus capitis posterior minor Rectus capitis posterior major Obliquus capitis superior Obliquus capitis inferior

Question 33

Arterial supply of the back: | cervical region

Answer 33

Occipital artery vertebral artery deep cervical artery

Question 34

Arterial supply of the back: | Thoracic region

Answer 34

Posterior intercostal artery

Question 35

Arterial supply of the back: | Lumbar region

Answer 35

Subcostal | Lumbar artery

Question 36

Sacral region

Answer 36

Iliolumbar artery | Lateral sacral artery

Question 37

Lymphatic drainage of the skin of the neck

Answer 37

Cervical lymph nodes

Question 38

Lymphatic drainage above the iliac crest

Answer 38

Axillary lymph nodes

Question 39

Lymphatic drainage below the level of the iliac crests

Answer 39

Superficial inguinal lymph nodes