Ch. 11 Flashcards
The attachment of a muscle’s tendon to the stationary bone is called the _____; the attachment of the muscle’s other tendon to the movable bone is called the _____.
a) origin, action
b) insertion, action
c) origin, insertion
d) insertion, origin
e) insertion, action
c) origin, insertion
A lever is acted on at two different points by two different forces which are called the
a) fulcrum and resistance.
b) leverage and load.
c) lever and resistance.
d) effort and load.
e) lever and effort.
d) effort and load.
Motion will occur in a muscle when the _____ supplied exceeds the _____.
a) effort, load
b) resistance, lever
c) load, effort
d) load, resistance
e) lever, effort
a) effort, load
Which of the following is NOT a common arrangement of muscle fascicles?
a) pennate
b) triangular
c) oval
d) parallel
e) fusiform
c) oval
8) This type of fascicle arrangement has the fascicles spread over a broad area and converges at a thick central tendon.
a) triangular
b) pennate
c) circular
d) fusiform
e) multipennate
triangular
The muscle that serves as the “prime mover” during a movement is called the
a) antagonist.
b) agonist.
c) synergist.
d) asynergist.
e) fixator.
agonist
This type of muscle works by stabilizing the origin of the agonist so that it can act more efficiently.
a) synergist
b) agonist
c) antagonist
d) fixator
e) secondary mover
fixator
12) Which of the following is NOT a characteristic commonly used to name skeletal muscles?
a) Size
b) Shape
c) Number of origins
d) Sites of origins
e) Thickness of fibers
Thickness of fibers
63) If one is stabbed on the lateral side of the abdomen, what abdominal muscles, in order from superficial to deep, will the knife go through?
a) rectus abdominis, external oblique, internal oblique
b) external oblique, internal oblique, transversus abdominis
c) transversus abdominis, rectus abdominis, external oblique
d) external oblique, transversus abdominis, rectus abdominis
e) internal oblique, transversus abdominis, external oblique
external oblique, internal oblique, transversus abdominis
Protrusion of an organ through a structure that normally contains it is referred to as a
a) hernia.
b) goiter.
c) strain.
d) sprain.
e) hydrocele.
hernia
65) A condition where the two eyeballs are not properly aligned is referred to as
a) inguinal hernia.
b) strabismus.
c) presbyopia.
d) myopia.
e) hypermetropia.
strabismus
A muscle that has three origins is called a
a) biceps.
b) triceps.
c) quadriceps.
d) deltoid.
e) trapezius.
triceps
67) A muscle that raises or elevates a body part is called a
a) pronator.
b) tensor.
c) flexor.
d) depressor.
e) levator.
tensor
A muscle that decreases the size of an opening is a
a) rotator.
b) tensor.
c) pronator.
d) sphincter.
e) depressor.
sphincter
Contraction of this muscle presses the cheeks against the teeth and lips as would be observed in whistling, blowing or sucking.
a) buccinator
b) zygomaticus
c) frontalis
d) epicranius
e) occipitalis
buccinator
