WorksheetsAnatomy Ch 6 Test Review
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
A smooth, sustained contraction is called __:
a)
a twitch
b)
fused, or complete tetanus
c)
unfused or incomplete tetanus
d)
summing of contractions
2.
Muscles that oppose or reverse a prime mover are termed:
a)
synergists
b)
prime movers
c)
antagonists
d)
fixators
3.
What is the anatomical term for wide, sheetlike tendons:
a)
aponeuroses
b)
fascicles
c)
epimysiums
d)
sarcomeres
4.
Endomysium covers:
a)
fascicles of muscle cells
b)
an entire muscle
c)
myofibrils
d)
an individual muscle cell
5.
The plasma membrane of a skeletal muscle cell is called the:
a)
sarcoplasm
b)
myofilament
c)
sarcolemma
d)
sarcomere
6.
In order to excite a muscle cell, ACh must:
a)
enter the muscle cell by endocytosis
b)
travel into the axon terminal of the nerve by endocytosis
c)
break down acetylcholinersterase in the synaptic cleft
d)
bind to receptors in the sarcolemma of the muscle cell
7.
Which of the following is an example of an isometric contraction?
a)
shaking the head as to say no
b)
pushing against an immovable wall
c)
rotating the arm
d)
bending the elbow
8.
A muscle group that works with and assists the action of a prime mover is a(n):
a)
antagonist and fixator
b)
antagonist and synergist
c)
synergist only
d)
fixator only
9.
Which is NOT one of the golden rules of skeletal muscle activity?
a)
muscles pull, not push
b)
all muscles cross at least one joint
c)
muscles have at least 3 points of attachment
d)
the bulk of the muscle lies proximal to the joint it crosses
10.
This is needed in order for the cross bridge to be released to end a muscle contraction:
a)
ACh
b)
creatine
c)
ADP
d)
ATP
11.
Muscle tone can best be described as:
a)
ability of a muscle to maintain a contraction against an outside force
b)
the condition of athletes after intensive training
c)
the feeling of well being following exercise
d)
state of sustained partial muscle contraction that is vital for health of muscles
12.
Movement commonly seen in the ball and socket joint that includes a combo of flexion, abduction, extension, and adduction is called:
a)
eversion
b)
pronation
c)
circumduction
d)
supination
13.
Muscle tissue has the ability to shorten when adequately stimulated, this is called
a)
elasticity
b)
contractility
c)
irritability
d)
extensibility
14.
Inherited disease that causes muscles to degenerate and atrophy is known as:
a)
torticollis
b)
cystic fibrosis
c)
myasthenia gravis
d)
muscular dystrophy
100 %
