RAD 121 TEST 1 CHAPTER 1 QUESTIONS WITH
VERIFIED ANSWERS
Radiograph - Answers - image of patients anatomic parts
Image receptor - Answers - device used to capture a radiographic image that exits the
patient; refers to both filmed-screen cassettes and digital acquisition devices
Central ray - Answers - refers to centermost portion of the x-ray beam emitted from the
x-ray tube-the portion of the x-ray beam that has the least divergence
What do you put in the center for an xray? - Answers - the body part you want
Cr is where the ___ is gonna leave the ____, go through the ______, and where the x-
ray beam _____ - Answers - cr is where the x-ray beam is gonna leave the tube, go
through the anatomy, and where the x-ray beam diverges less
Where do you put the x on a radiographic image? - Answers - where the central ray is
Radiographic procedure - Answers - 1. Bring them in room
2. Position body part
3. Central ray
4. Radiographic protection
5. Select exposure factors
6. Instruct pt related to respiration
7. Process of ir
Anatomical position - Answers - arms at the sides and palms of the hands turned
forward
Mid-sagittal plane - Answers - divides the body into equal left and right halves
Coronal plane - Answers - divides body into front and back
Mid coronal plane - Answers - divides the body into equal anterior and posterior parts
When do we use coronal plane? - Answers - for lateral images
When do we use mid-sagittal plane? - Answers - for supine and prone images
Horizontal/axial/transverse - Answers - slices through body at right angles; intersects
with longitudinal plane
Oblique plane - Answers - passes through the body at an angle
, Axial plane is not ____ to coronal or midsaggital - Answers - parallel
Supine - Answers - lying on the back
Prone - Answers - lying face down
Erect - Answers - upright-can be standing or sitting down at 90 degrees
Recumbent - Answers - in a reclining position, lying down, in the posture of one
sleeping or resting
Dorsal recumbent - Answers - lying on back with legs bent and feet flat
Ventral recumbent position - Answers - lying face down; the patient is lying down on the
belly. The face may be turned to the right or left (also called prone position).
Lateral recumbent - Answers - lying on either the left or right side
Trendelenburg position - Answers - lying on back with body tilted so that the head is
lower than the feet
Fowler's position - Answers - head is higher than feet
Sims position - Answers - lying on left anterior side, with right knee flexed and thigh and
left arm extended behind back; important for fluoro for barium enema
Lithotomy position - Answers - lying on back with legs raised and feet in stirrups, hips
and knees flexed, thighs abducted and externally rotated
Lateral position - Answers - resident positioned on right or left
Oblique position - Answers - radiographic position in which the body or part is rotated at
an angle that is neither frontal nor lateral.
Which side do you mark on an x-ray? - Answers - side that is closes to the IR
Anterior or ventral - Answers - front half
Posterior or dorsal - Answers - back half
Dorsal hand - Answers - back/top of hand
Palmar hand - Answers - palm of hand
VERIFIED ANSWERS
Radiograph - Answers - image of patients anatomic parts
Image receptor - Answers - device used to capture a radiographic image that exits the
patient; refers to both filmed-screen cassettes and digital acquisition devices
Central ray - Answers - refers to centermost portion of the x-ray beam emitted from the
x-ray tube-the portion of the x-ray beam that has the least divergence
What do you put in the center for an xray? - Answers - the body part you want
Cr is where the ___ is gonna leave the ____, go through the ______, and where the x-
ray beam _____ - Answers - cr is where the x-ray beam is gonna leave the tube, go
through the anatomy, and where the x-ray beam diverges less
Where do you put the x on a radiographic image? - Answers - where the central ray is
Radiographic procedure - Answers - 1. Bring them in room
2. Position body part
3. Central ray
4. Radiographic protection
5. Select exposure factors
6. Instruct pt related to respiration
7. Process of ir
Anatomical position - Answers - arms at the sides and palms of the hands turned
forward
Mid-sagittal plane - Answers - divides the body into equal left and right halves
Coronal plane - Answers - divides body into front and back
Mid coronal plane - Answers - divides the body into equal anterior and posterior parts
When do we use coronal plane? - Answers - for lateral images
When do we use mid-sagittal plane? - Answers - for supine and prone images
Horizontal/axial/transverse - Answers - slices through body at right angles; intersects
with longitudinal plane
Oblique plane - Answers - passes through the body at an angle
, Axial plane is not ____ to coronal or midsaggital - Answers - parallel
Supine - Answers - lying on the back
Prone - Answers - lying face down
Erect - Answers - upright-can be standing or sitting down at 90 degrees
Recumbent - Answers - in a reclining position, lying down, in the posture of one
sleeping or resting
Dorsal recumbent - Answers - lying on back with legs bent and feet flat
Ventral recumbent position - Answers - lying face down; the patient is lying down on the
belly. The face may be turned to the right or left (also called prone position).
Lateral recumbent - Answers - lying on either the left or right side
Trendelenburg position - Answers - lying on back with body tilted so that the head is
lower than the feet
Fowler's position - Answers - head is higher than feet
Sims position - Answers - lying on left anterior side, with right knee flexed and thigh and
left arm extended behind back; important for fluoro for barium enema
Lithotomy position - Answers - lying on back with legs raised and feet in stirrups, hips
and knees flexed, thighs abducted and externally rotated
Lateral position - Answers - resident positioned on right or left
Oblique position - Answers - radiographic position in which the body or part is rotated at
an angle that is neither frontal nor lateral.
Which side do you mark on an x-ray? - Answers - side that is closes to the IR
Anterior or ventral - Answers - front half
Posterior or dorsal - Answers - back half
Dorsal hand - Answers - back/top of hand
Palmar hand - Answers - palm of hand
