LUMBAR SPINE, SACRUM, COCCYX AND SI JOINT POSITIONING TEST Exam Questions And Answers (Verified And Updated)

LUMBAR SPINE, SACRUM, COCCYX AND SI JOINT POSITIONING TEST Exam Questions And Answers (Verified And Updated) What anatomy of the following is best demonstrated on the oblique of the lumbar spine? a. zygophyseal joints b. intervertebral joints c. spinous processes d. intervertebral foramina - answera. zygophyseal joints The right sacroiliac joint would be best demonstrated on a/an: a. 25-30 degree RPO b. 30-45 degree RAO c. 25-30 degree LPO d. 30-45 degree LAO - answerc. 25-30 degree LPO The pars interarticularis is represented by what part of the "scotty dog" seen in a correctly positioned oblique lumbar spine? a. front foot b. body c. neck d. eye - answerc. neck Which of the following will help reduce the lordotic curvature of the lumbar spine for the AP projection? a. Flex the hips and knees b. Extend legs c. Cross legs d. Nothing will help reduce the lordotic curvature - answera. Flex the hips and knees Where is the CR directed for an AP lumbosacral spine? (using a 14x17)? a. L-3 b. ASIS c. Iliac crest d. L-2 - answerc. Iliac crest If the lumbar spine cannot be adjusted so it is horizontal for the lateral projection, the central ray should be angled: a. 5 degrees men, 8 degrees women - cephalic b. 8 degrees men, 12 degrees women - caudal c. 5 degrees men, 8 degrees women - caudal d. 8 degrees men, 12 degrees women - cephalic - answerc. 5 degrees men, 8 degrees women - caudal Which of the following will help prevent the AEC detector from prematurely terminating the exposure during a lateral lumbar spine? a. collimating off the spinous process b. using a 24x30 cassette c. placing a sheet of lead rubber on the table behind the patient d. using a 30x35 cm cassette - answerc. placing a sheet of lead rubber on the table behind the patient Which of the following describes the central ray centering point for the L5-S1 lateral projection?