Chapter 11: Characteristics used in naming skeletal muscles Flashcards
(58 cards)
1
Q
What 7 characteristics are used in naming skeletal muscles?
A
1) direction/orientation of muscle fasicles relative to body’s midline
2) size
3) shape
4) action
5) number of (tendons) of origin
6) location
7) origin and insertion
2
Q
The _____ is parallel to the midline
A
rectus
3
Q
the _____ is perpendicular to the midline
A
transverse
4
Q
the ____ is diagonal to the midline
A
oblique
5
Q
largest
A
maximus
6
Q
longus
A
long
7
Q
maximus
A
largest
8
Q
latissimus
A
widest
9
Q
magnus
A
large
10
Q
major
A
larger
11
Q
minor
A
smaller
12
Q
minimus
A
smallest
13
Q
brevis
A
short
14
Q
longissimus
A
longest
15
Q
vastus
A
huge
16
Q
rectus
A
parallel to midline
17
Q
transverse
A
perpendicular to midline
18
Q
oblique
A
diagonal to midline
19
Q
deltoid
A
triangular
20
Q
trapezius
A
trapezoid
21
Q
serratus
A
saw-toothed
22
Q
rhomboid
A
diamond
23
Q
orbicularis
A
circular
24
Q
pectinate
A
comblike
25
piriformis
pear
26
platys
flat
27
quadratus
square, 4-sided
28
gracilis
slender
29
flexor
decreases joint angle
30
extensor
increases joint angle
31
abductor
moves bone away from midline
32
levator
raises/elevates body part
33
adductor
moves bone closer to midline
34
depressor
lowers/depresses body part
35
supinator
turns palm anteriorly
36
pronator
turns palm posteriorly
37
sphincter
decreases size of an opening
38
tensor
makes body part rigid
39
rotator
rotates bone around longitudinal axis
40
biceps
2 origins
41
triceps
3 origins
42
quadriceps
4 origins
43
The serratus anterior muscle has what muscle shape?
serratus; saw-tootehd
44
the orbicularis oculi muscle has what shape?
circular
45
the platysma muscle has what shape?
flat
46
the quadratus femoris muscle has what shape?
square
47
The flexor carpi radialis muscle performs what action?
decreases joint angle
48
The abductor pollicis longus muscle performs what sort of action?
moves bone away from midline
49
the adductor longus muscle performs which sort of action?
moves bone toward midline
50
The levator scapulae:
a) decreases a joint angle
b) moves bone closer to midline
c) decreases the size of an opening
d) raises or elevates a body part
e) rotates a bone along the longitudinal axis
d
51
The tensor fasciae latae muscle:
a) turns palm posteriorly
b) is a slender muscle
c) makes a body part rigid
d) raises or elevates a body part
e) is a triangular muscle
c
52
The pronator teres muscle performs what action?
it turns the palm posteriorly
53
The gluteus maximus muscle is the ____ muscle whereas the gluteus minimus muscle is the ___ muscle
largest
| smallest
54
the adductor longus muscle is a ___ muscle whereas the adductor brevis muscle is a _____ muscle
long
| short
55
the latissimus dorsi muscle is the ____ muscle, whereas the longissimus capitis muscle is the ____ muscle
widest
| longest
56
the adductor magnus muscle is a ____ muscle
large
57
the pectoralis major muscle is ____ than the pectoralis minor musle
larger
58
the vastus lateralis muscle is:
a) longest
b) widest
c) huge
c) large
c
