Anatomical Directional Terminology Flashcards
Review the concepts of reference positions, reference lines, general directional terminology, axes of rotation, planes of motion, and body regions in regards to human anatomy.
What two reference positions can be used as a basis from which to describe joint movements?
Anatomical Position
&
Fundamental Position
Define Anatomical Position
Subject is standing in an upright posture, facing straight ahead, with feet parallel and close and palms facing forward.
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Define Fundamental Position
Subject is standing in an upright posture, facing straight ahead, with feet parallel and close and palms facing the body.
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What are Anatomical Directions?
A system for referring to the position of one body part to another.
Define Midline
An imaginary vertical line that divides the body equally in half, cut from top to bottom.
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Define Medial
Toward the middle or center.
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Define Lateral
Away from the middle or center.
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Define Distal
Away from the trunk; Far from the origin
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Define Proximal
Toward the trunk; Near the origin
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Define Inferior
Below; Away from the head
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Define Superior
Above; Toward the head
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Define Anterior
In front of
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Define Posterior
Behind
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What is another term for Superior?
Cephalic
What is another term for Inferior?
Caudal
What is another term for Anterior?
Ventral
What is another term for Posterior?
Dorsal
Define Origin
The site where bone and muscle are attached, but do not move during contraction.
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What are Reference Lines?
Imaginary lines used to understand the location of one body part in relation to another.
Define Mid-axillary Line
A line running vertically down the surface of the body passing through the apex of the axilla (armpit).
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Define Mid-sternal Line
A line running vertically down the surface of the body passing through the middle of the sternum.
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Define Anterior Axillary Line
A line that is parallel to the mid-axillary line and passes through the middle of the sternum.
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Define Posterior Axillary Line
A line that is parallel to the mid-axillary line and passes through the posterior axillary skinfold.
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Define Mid-clavicular Line
A line running vertically down the surface of the body passing through the mid-point of the clavicle.
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Define Mid-inguinal Point
A point midway between the anterior superior iliac spine and the pubic symphysis.
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Define Scapula Line
A line running vertically down the posterior surface of the body passing through the inferior angle of the scapula.
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Define Vertebral Line
A line running vertically down through the spinous process of the spine.
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Define Anteromedial
In front and toward the inner side or midline
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