Bontrager Chapter 9 Self Test: L-spine Sacrum Coccyx
c. larger & more blunt ️Compared with the spinous processes of the C & T spine, the lumbar spinous
processes are:
a. smaller
b. pointed down more
c. larger & more blunt
d. absent
c. promontory ️The anterior ridge of the upper s...
Bontrager Chapter 9 Self Test: L-spine Sacrum Coccyx
c. larger & more blunt ✔️Compared with the spinous processes of the C & T spine, the lumbar spinous
processes are:
a. smaller
b. pointed down more
c. larger & more blunt
d. absent
c. promontory ✔️The anterior ridge of the upper sacrum is called the:
a. median sacral crest
b. cornua
c. promontory
d. sacral hornys
b. 25-30 ✔️Each sacroiliac joint is obliqued posteriorly _____*.
a. 20
b. 25-30
c. 45
d. 50
45 ✔️The angle of the midlumbar spine zygapophyseal joints in relation to the midsagittal plane is
_____.
c. between the superior & inferior articular processes ✔️Where is the pars interarticularis found?
a. superior & inferior aspect of the pedicle
b. between the intervertebral disk & vertebra
c. between the superior & inferior articular processes
d. between the lamina & body spinous processes
, large vertebral body & large blunt spinous process ✔️What characteristic of the Lateral L-spine makes
it different from the T-spine?
synovial, plane (gliding) ✔️The zygapophyseal joints of the L-spine ae classified as ______ joints with
______ type of joint movement.
zygaphoseal ✔️The ear and front leg of the 'Scottie dog' make up the _____ joint, best seen in the
oblique position.
b. lower costal margin ✔️Which one of the following topographic landmarks corresponds to the L2-3
level?
a. xyphoid process
b. lower costal margin
c. iliac crest
d. ASIS
False ✔️True/Fasle: It is possible to shield females for an AP projection of the sacrum or coccyx if the
gonadal shields are correctly placed.
False ✔️True/False: The female gonadal dose is approximately that of the midline dose & is almost the
same for either AP or PA projection of the L-spine.
opens the disk space by reducing normal L-spine curvature ✔️Why should the knees & hips be flexed
for an AP projection of the L-spine?
False ✔️True/False: A lead blocker mat for lateral positions of the L-spine should NOT be used w/
digital imaging.
True ✔️True/False: The efficiency of CT & MRI of the spine is reducing the number of boring
myelograms being performed.
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