BS –
Test Bank For
Merrill's Atlas of
Radiographic
Positioning and
Procedures, 15th -
2026 All Chapters
INCLUDED
RADIOGRAPHIC POSITIONING & RADIOLOGIC PROCEDURE 1 – MODULE
1
M1- RADIOGRAPHIC POSITIONING AND
TERMINOLOGY
I. ANATOMICAL POSITION
• Standing upright/erect
• Face and eyes directed forward
• Arms extended by the sides
• Palms turned forward
• Heels together
• Toes pointing anteriorly
II. BODY PLANES AND SPECIAL PLANES
4 FUNDAMENTAL BODY PLANES
,BS – RADPOSI & RADPRO 1 – MODULE 1
1. SAGITTAL IV. SURFACE LANDMARKS
• Right and left
• Midsagittal: equal right and left BODY STRUCTURES EXTERNAL LANDMARKS
• Parasagittal: unequal right and left CERVICAL AREA (see Fig. 3-6)
C1 Mastoid tip
2. CORONAL C2, C3 Gonion (angle of
• Anterior and posterior mandible
• Midcoronal/Midaxillary plane:
C3, C4 Hyoid bone
equal anterior and posterior
C5 Thyroid cartilage
3. HORIZONTAL C7, T1 Vertebra prominens
• Right angle to the long axis of the THORACIC AREA
body T1 Approximately 2 in
• Cross-sectional/Transverse/Axial (5cm) above level of
plane jugular notch
T2, T3 Level of jugular notch
4. OBLIQUE
• At any angle among the three T4, T5 Level of sternal angle
III. SPECIAL PLANES T7 Level of inferior angles
of scapulae
T9, T10 Level of xiphoid process
LUMBAR AREA
L2, L3 Inferior costal margin
L4, L5 Level of most superior
aspects of iliac crests
SACRUM AND PELVIC AREA
S1, S2 Level of anterior
superior iliac spines
(ASIS)
COCCYX Level of pubic
symphysis and greater
trochanters
1. INTERILIAC PLANE
• Transects the pelvis at the top of the iliac crest
• Level: L4 spinous process
USED IN POSITIONING:
• Lumbar spine
• Sacrum
• Coccyx
2
,BS – RADPOSI & RADPRO 1 – MODULE 1
2. OCCLUSAL PLANE
• Formed by biting surfaces of the
upper and lower teeth with jaws
closed
USED IN POSITIONING:
• Odontoid process
• Some head projections
3
, BS – RADPOSI & RADPRO 1 – MODULE 1
4
Test Bank For
Merrill's Atlas of
Radiographic
Positioning and
Procedures, 15th -
2026 All Chapters
INCLUDED
RADIOGRAPHIC POSITIONING & RADIOLOGIC PROCEDURE 1 – MODULE
1
M1- RADIOGRAPHIC POSITIONING AND
TERMINOLOGY
I. ANATOMICAL POSITION
• Standing upright/erect
• Face and eyes directed forward
• Arms extended by the sides
• Palms turned forward
• Heels together
• Toes pointing anteriorly
II. BODY PLANES AND SPECIAL PLANES
4 FUNDAMENTAL BODY PLANES
,BS – RADPOSI & RADPRO 1 – MODULE 1
1. SAGITTAL IV. SURFACE LANDMARKS
• Right and left
• Midsagittal: equal right and left BODY STRUCTURES EXTERNAL LANDMARKS
• Parasagittal: unequal right and left CERVICAL AREA (see Fig. 3-6)
C1 Mastoid tip
2. CORONAL C2, C3 Gonion (angle of
• Anterior and posterior mandible
• Midcoronal/Midaxillary plane:
C3, C4 Hyoid bone
equal anterior and posterior
C5 Thyroid cartilage
3. HORIZONTAL C7, T1 Vertebra prominens
• Right angle to the long axis of the THORACIC AREA
body T1 Approximately 2 in
• Cross-sectional/Transverse/Axial (5cm) above level of
plane jugular notch
T2, T3 Level of jugular notch
4. OBLIQUE
• At any angle among the three T4, T5 Level of sternal angle
III. SPECIAL PLANES T7 Level of inferior angles
of scapulae
T9, T10 Level of xiphoid process
LUMBAR AREA
L2, L3 Inferior costal margin
L4, L5 Level of most superior
aspects of iliac crests
SACRUM AND PELVIC AREA
S1, S2 Level of anterior
superior iliac spines
(ASIS)
COCCYX Level of pubic
symphysis and greater
trochanters
1. INTERILIAC PLANE
• Transects the pelvis at the top of the iliac crest
• Level: L4 spinous process
USED IN POSITIONING:
• Lumbar spine
• Sacrum
• Coccyx
2
,BS – RADPOSI & RADPRO 1 – MODULE 1
2. OCCLUSAL PLANE
• Formed by biting surfaces of the
upper and lower teeth with jaws
closed
USED IN POSITIONING:
• Odontoid process
• Some head projections
3
, BS – RADPOSI & RADPRO 1 – MODULE 1
4
