DAS195 CLINICAL EXTERNSHIP II EXAM #3

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DAS195 CLINICAL EXTERNSHIP II EXAM #3
### 1. What is the name of the first cervical vertebra?
a) Axis
b) Atlas
c) Vertebra prominens
d) C2

**Answer:** b) Atlas

### 2. Which projection best shows the intervertebral foramina of the thoracic spine?
a) AP
b) Lateral
c) Oblique
d) PA

**Answer:** b) Lateral

### 3. What type of joint is the sacroiliac (SI) joint?
a) Synovial hinge
b) Cartilaginous
c) Synovial irregular, gliding
d) Fibrous

**Answer:** c) Synovial irregular, gliding

### 4. At what angle do the SI joints sit relative to the midsagittal plane?
a) 15-20 degrees
b) 25-30 degrees
c) 35-40 degrees
d) 45-50 degrees

**Answer:** b) 25-30 degrees

### 5. Which term describes a part on the opposite side of the body?
a) Ipsilateral
b) Contralateral
c) Bilateral
d) Unilateral

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**Answer:** b) Contralateral

### 6. Which projection best shows the zygapophyseal joints of the cervical spine?
a) AP
b) Oblique
c) Lateral
d) PA

**Answer:** c) Lateral

### 7. What must be cleaned after every patient?
a) Lead apron
b) X-ray tube
c) Tabletop
d) Control panel

**Answer:** c) Tabletop

### 8. Which term is used to describe the sole of the foot?
a) Dorsal
b) Plantar
c) Palmar
d) Ventral

**Answer:** b) Plantar

### 9. What term describes placing the patient in the correct position for a radiographic exam?
a) Alignment
b) Orientation
c) Position
d) Setup

**Answer:** c) Position

### 10. What is the name of the plane that divides the body into equal front and back halves?
a) Sagittal plane
b) Transverse plane
c) Coronal plane
d) Midcoronal plane

**Answer:** d) Midcoronal plane

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### 11. What will be shown "in profile" if the lower limbs are positioned correctly for an AP pelvis?
a) Femoral heads
b) Greater trochanters
c) Lesser trochanters
d) Acetabulum

**Answer:** b) Greater trochanters

### 12. How can radiographers control voluntary motion?
a) Using faster exposure
b) Giving clear instructions to the patient
c) Using a smaller focal spot
d) Restricting patient movement

**Answer:** b) Giving clear instructions to the patient

### 13. What is the second largest tarsal bone and the one occupying the highest position in the foot?
a) Navicular
b) Calcaneus
c) Cuboid
d) Talus

**Answer:** d) Talus

### 14. What is the movement of a part away from the central axis of the body called?
a) Adduction
b) Abduction
c) Circumduction
d) Flexion

**Answer:** b) Abduction

### 15. Which patient position is most commonly used for a radiograph of a finger (digit)?
a) Standing
b) Sitting at the end of the table
c) Lying down
d) Prone

**Answer:** b) Sitting at the end of the table

### 16. What are the openings in the cervical vertebrae that allow for the transmission of the vertebral
artery and vein called?

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a) Intervertebral foramina
b) Transverse foramina
c) Neural foramina
d) Spinal foramina

**Answer:** b) Transverse foramina

### 17. How many degrees is the hand rotated for a PA oblique projection of the digit?
a) 15
b) 30
c) 45
d) 60

**Answer:** c) 45

### 18. For a lateral projection of the hand, where is the central ray directed?
a) 1st digit MCP joint
b) 2nd digit MCP joint
c) 3rd digit MCP joint
d) 4th digit MCP joint

**Answer:** b) 2nd digit MCP joint

### 19. For an AP projection of the toes, where is the central ray directed?
a) 1st MTP joint
b) 2nd MTP joint
c) 3rd MTP joint
d) 4th MTP joint

**Answer:** c) 3rd MTP joint

### 20. What is an abnormally increased concavity of the lumbar spine called?
a) Scoliosis
b) Kyphosis
c) Lordosis
d) Spina bifida

**Answer:** c) Lordosis

### 21. What is the inferior aspect of the foot called?
a) Dorsal surface
b) Ventral surface