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Merrill Chpt 3
Radiographic Positioning/Anatomic Relationship Terms Part 4
| Question | Answer |
|---|---|
| Define Projection | The path of the central ray as it exits the x-ray tube, passing through the patient to the IR |
| Define Position | Overall posture of patient or general body position. |
| Define View | The body part as it's seen from the perspective of the IR |
| Define Method | A specific radiologic projection developed by an individual |
| Is AP a projection, position, or view? | Projection |
| Is Supine a projection, position, or view? | Position |
| Is Upright a projection, position, or view? | Position |
| Is AP Axial a projection, position, or view? | Projection |
| Is Lordotic a projection, position, or view? | View |
| Is Recumbent a projection, position, or view? | Position |
| Is Tangential a projection, position, or view? | Projection |
| Is AP Oblique a projection, position, or view? | Projection |
| Is Dorsoplantar a projection, position, or view? | Projection |
| Is Left Lateral a projection, position, or view? | View |
| Is Transthoracic a projection, position, or view? | Projection |
| Is Trendelenburg a projection, position, or view? | Position |
| Is Parietoacanthial a projection, position, or view? | Projection |
| Is Right Anterior Oblique a projection, position, or view? | View |
| Is Right Lateral Decubitus a projection, position, or view? | View |
| AP projection is described as | Central ray enters anterior & exits posterior |
| PA projection is described as | Central ray enters posterior & exits anterior |
| Axial projection is described as | Longitudinal angle of the central ray of 10 degrees or more |
| Lateral projection is described as | Central ray enter the side or lateral aspect of the body/part & exits other side |
| Oblique projection is described as | Central ray enters body/part from side angle into anterior or posterior |
| Tangential projection is described as | Central ray is directed toward the outer margin of curved body to profile a body part and protect it free of superimposition |
| Prone position (ventral recumbent) is described as | Lying face down |
| Supine position (dorsal recumbent) is described as | Lying on the back |
| Recumbent position is described as | Lying down in any position |
| Upright position is described as | Erect or marked by a vertical position |
| Trendelenburg's position is described as | Lying supine with head lower than feet |
| Fowler's position is described as | Lying supine with head higher than the feet |
| Forward or front part of body/part describes? | Anterior (ventral) |
| Back part of body/part describes? | Posterior (dorsal) |
| Describe Caudad | Parts away from the head of body |
| Describe Cephalad | Parts toward the head |
| Nearer the head or situated above describes? | Superior |
| Nearer the feet or situated below? | Interior |
| Mid area or main part of an organ describes? | Central |
| At or near the surface, edge, or outside of another body part describes? | Peripheral |
| Describe Medial | Toward the median plane of the body or toward the middle of a body part |
| Away from the median plane or away from the middle of a part? | Lateral |
| Describe Superficial | Near the skin or surface |
| Far from the surface describes, A. Superficial; B. Deep; C. Distal | B. Deep |
| Farthest from the point of attachment or origin describes? | Distal |
| Describe Proximal | Nearer to the point of attachment or origin |
| Outside the body or part describes? | External |
| Inside the body or part describes? | Internal |
| What structure is proximal to the wrist; A. Metacarpals; B. Phalanges; C. Elbow | C. Elbow |
| Is the ankle A. proximal or B. distal to the knee? | B. Distal |
| Is the heart A. anterior or B. posterior to the spine? | A. Anterior |
| Point to the medial surface of your forearm. Is the thumb on the medial or lateral side of the hand? | Lateral |
| Describe Parietal | The wall or lining of a body cavity |
| The covering of an organ describes? | Visceral |
| Parts on the same side of the body is considered? | Ipsilateral |
| Contralateral is described as | Parts on the opposite side of the body |
| Anatomic description for Palmar is? | Palm of the hand |
| Anatomic term for sole of the foot? | Plantar |
| Dorsum is described as | Anterior, or top of the foot, or back of the hand |
| Projection is identified by the _____and_____points of the body | Entrance and exit |
| What term also refers to the specific placement of the body or part in relation to the table or IR? | Position |
| What term is the exact opposite of projection, and is the preferred term used in the US? | View |
| What is the projection were the CR is directed along the outer margin of a curved body surface? | Tangential |
| What is the projection were the CR enters one side of the body, passing transversely along the coronal plane? | Lateral |
| What is the projection were the CR enters from side angle; entrance/exit surfaces still specified (AP ____) | Oblique |
| Seated position is described as | Upright, but sitting on a stool |
| What position is described as recumbent with patient lying on left anterior side with left leg extended and right knee and thigh partially flexed? | Sims |
| What position describes supine with knees and hips flexed and thighs abducted and rotated externally, supported by ankle supports? | Lithotomy |
| Lateral position is described as | being named according to the side of the patient that is placed closer to the IR |
| Position described as the body is rotated so that the coronal plane is not parallel with the table or IR? | Oblique |
| What position has an angle of rotation that's specific for anatomy of interest? | Oblique |
| RPO, LPO, RAO, LAO or all abbreviations for what position? | Oblique |
| What position is named according to side and surface of body closer to table or IR | Oblique |
| What is a common position? | Decubitus |
| What position is recumbent with a horizontal CR? | Decubitus |
| What position is named according to the BODY SURFACE on which the patient is lying? | Decubitus |
| What position is upright in which the patient is leaning backward? | Lordotic |