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32 Cards in this Set

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2.0.7.34 List the 7 primary ways that the names assigned to muscles are derived.
1. Shape
2. Location
3. Attachment
4. Size
5. Orientation of fibers
6. Relative position
7. Function
The 7 primary ways that the names assigned to muscles are derived.
2.1.7.34 Muscle names are often derived from the actual physical shape of the muscle itself or a defining physical characteristic such as the number of heads which it has. These names are derived by __________.
“By Shape”
1. rhomboideus
2. triangularis
3. triceps
4. biceps
“By Shape” One of the 7 ways muscle names are derived.
2.1a.7.34 A muscle of the back, shaped like a rhomboid.
rhomboideus
“By Shape” One of the 7 ways muscle names are derived.
2.1b.7.34 A muscle of the face which is triangular in shape.
triangularis
“By Shape” One of the 7 ways muscle names are derived.
2.1c.7.34 A muscle with three (tri-) heads.
triceps
“By Shape” One of the 7 ways muscle names are derived.
2.1d.7.34 A muscle with two (bi-) heads.
biceps
“By Shape” One of the 7 ways muscle names are derived.
2.2.7.34 A muscle can be named for its actual location within the body relative to other body structures. These names are derived by __________.
“By Location”
One of the 7 ways muscle names are derived.
2.2a.7.34 Chest muscle located within the pectoral girdle.
pectoralis
By Location
2.2b.7.34 Muscle located between ribs (literally means between ribs)
intercostal
By Location
2.2c.7.34 Located in the abdominal area.
abdominis
By Location
2.3.7.34 Muscle name derived by ___________. Many muscles are named for the bones to which they are attached. The muscle name can combine more than one name when more than one bone is involved.
“By Attachment”
One of the 7 ways muscle names are derived.
2.3a.7.34 Attached to the zygoma (bone of the face.
zygomaticus
By Attachment
2.3b.7.34 Attached to the sternum, clavicle, and mastoid process of the skull.
sternocleidomastoid
By Attachment
2.4.7.34 The actual size of the muscle or its relative size to a similar muscle can be used in naming a muscle.
These names are derived by __________.
“By Size”
One of the 7 ways muscle names are derived.
2.4a.7.34 Both of these terms mean larger or largest.
maximus or major
By size
2.4b.7.34 Meaning smaller or smallest
minimus or minor
By Size
2.4c.7.34 Meaning long
longus
By Size
2.4d.7.34 Meaning short.
brevis
By Size
2.5.7.34 This is the direction that the individual fibers of a muscle extend. These muscle names are derived by __________.
“By Orientation of fibers”
One of the 7 ways muscle names are derived.
2.5a.7.34 In a slanting or inclined direction
oblique
By Orientation of fibers
2.5b.7.34 Meaning straight.
rectus
By Orientation of fibers
2.5c.7.34 Meaning across or placed crosswise.
transverse
By Orientation of fibers
2.6.7.34 These delineations contain basic directional planes and are used on similar muscles to disignate a slightly different orientation. Often, a “medial” will have a corresponding“lateral” and an “internal” likewise an “external.” These names are derived by _________.
By “Relative position”
One of the 7 ways muscle names are derived.
2.6a.7.35 Something which is further from the midpoint or to the side.
lateral
By Relative position
2.6b.7.35 Something closer to the middle or the midline.
medial
By Relative position
2.6c.7.35 Situated or occurring within or on the inside.
internal
By Relative position
2.6d.7.35 Situated or occurring on the outside.
external
By Relative position
2.7.7.35 Muscles are responsible for movement. However, there are several different types of movements, and muscles are often classified according to the actual movement that they produce. These names are derived by ___________.
By “Function”
One of the 7 ways muscle names are derived.
2.7a.7.35 Movement to draw toward a medial plane.
adductor
By Function
2.7b.7.35 General term for a muscle which extends a joint.
extensor
By Function
2.7c.7.35 General term for a muscle which flexes a joint.
flexor
By Function
2.7d.7.35 A muscle which elevates or lifts an organ or structure.
levator
By Function