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WorksheetsSkeletal and Muscular System
Total questions: 45
Worksheet time: 22mins
Name
Class
Date
1.
The skeletal system is composed of what as well as bones?
a)
Joints, ligaments, and tendons
b)
Joints, ligaments, and cartilage
c)
Cartilage, ligaments, and tendons
d)
Ligaments and joints
2.
The adult skeletal system is composed of how many bones?
a)
216
b)
371
c)
206
d)
199
3.
The hip and shoulder are examples of this type of joint.
a)
ball and socket
b)
fixed joint
c)
hinge
d)
gliding
4.
What type of joint is your wrist?
a)
Fixed joint
b)
Ball and Socket Joint
c)
Gliding Joint
d)
Hinge Joint
5.
What are the 3 types of muscles?
a)
Cardiac, smooth and skeletal
b)
Cardiac, skeletal, prime
c)
Flexion, extension, smooth
d)
Skeletal, smooth, stringy
6.
What is smooth muscle responsible for?
a)
Responsible for voluntary body movements.
b)
Carries out mostly involuntary processes like digestion and pumping blood through arteries.
c)
Prevents the actin from rubbing with the myosin.
d)
Rigor mortis
7.
What is skeletal muscle responsible for?
a)
Responsible for voluntary body movements.
b)
Carries out mostly involuntary processes like digestion and pumping blood through arteries.
c)
Prevents the actin from rubbing with the myosin.
d)
Rigor mortis
8.
Tendons connect __________ to bone.
a)
Cartilage
b)
Bone
c)
Muscle
d)
Ligaments
9.
Where is the cardiac muscle found?
a)
skin
b)
bones
c)
lungs
d)
heart
10.
What are tough connective tissues that connect skeletal muscles called?
a)
Strands
b)
Ligaments
c)
Tendons
d)
Hamstring
11.
What is a overstretched muscle/tendon called?
a)
contraction
b)
fractured
c)
broken
d)
strain
12.
Which type of muscle is the only muscle that uses contraction and relaxation?
a)
Cardiac
b)
Brain
c)
Skeletal
d)
Smooth
13.
Involuntary
a)
skeletal
b)
cardiac
c)
smooth
d)
smooth and cardiac
14.
When a muscle contracts, it _______
a)
gets longer
b)
gets shorter
c)
gets thinner
d)
grows hair
15.
Which is an example of an involuntary muscle movement?
a)
Breathing
b)
Walking
c)
Smiling
d)
Picking up a book
16.
actin
a)
to move away from the midline of the body
b)
a contractile protein of muscle
c)
the change in electrical potential of a muscle fiber when stimulated
d)
to move toward the midline
17.
action potential
a)
the change in electrical potential of a muscle fiber
b)
to move toward the midline
c)
oxygen requiring
d)
the length of time a muscle can continue to contract using aerobic
pathways
18.
adduct
a)
to move toward the midline
b)
oxygen requiring
c)
to move away from the midline of the body
d)
not requiring oxygen
19.
aerobic
a)
oxygen requiring
b)
the length of time a muscle can continue to contract using aerobic
pathways
c)
exercise such as biking, swimming, jogging
d)
not requiring oxygen
20.
An example of aerobic exercise
a)
restful yoga.
b)
biking, swimming, jogging.
c)
sleeping.
d)
the point at which muscle metabolism converts to anaerobic glycolysis
21.
anaerobic
a)
oxygen requiring
b)
the length of time a muscle can continue to contract using aerobic
pathways
c)
the point at which muscle metabolism converts to anaerobic
glycolysis
d)
not requiring oxygen
22.
antagonist muscle
a)
muscle that reverses, or opposes the action of another muscle
b)
muscle that aids, or assists the action of another muscle
c)
fibrous or membranous sheet connecting a muscle and the part it moves
d)
tiny, smooth muscles attached to hair follicles
23.
aponeurosis
a)
Fibrous or membranous sheet connecting a muscle and the part it moves
b)
pili: tiny, smooth muscles attached to hair follicles
c)
disruption of muscle coordination resulting in inaccurate movements
d)
reduction in size or wasting away of an organ or cell resulting from disease or lack of use
24.
abduct
a)
to move away from the midline of the body
b)
a contractile protein of muscle
c)
change in electrical potential of a muscle fiber
d)
to move toward the midline
25.
Fascicles are bundles of
a)
muscles.
b)
muscle fibers.
c)
sarcomeres.
d)
myofibrils.
26.
Which of the following provides energy for muscle cells?
a)
adenosine triphosphate (ATP)
b)
acetocholine (Ach)
c)
sodium (Na)
d)
calcium (Ca)
27.
___________ connects muscle to bone.
a)
ligaments
b)
tendon
c)
cartilage
28.
The basic functional unit of a muscle fiber is the
a)
sarcolemma
b)
sarcomere
c)
aponeurosis
d)
myofibril
29.
Which of the following bands is not found within a sarcomere?
a)
A
b)
I
c)
H
d)
B
30.
The connection between the thin filaments and the thick filaments is called a cross-bridge.
a)
True
b)
False
31.
During a muscle contraction, the thick filaments move slowly past the thin filaments of the myofibril.
a)
True
b)
False
32.
Each sarcomere is found between the
a)
A lines
b)
Z lines
c)
H lines
d)
I lines
33.
When a muscle contracts, it shortens along with the sarcomere.
a)
True
b)
False
34.
Skeletal muscle will cramp if there is not a adequate supply of oxygen and nutrients.
a)
True
b)
False
35.
What is the order of muscle sheaths from muscle to the myofibril?
a)
Endomysium, perymysium, epimysium
b)
perimysium, endomysium, epimysium
c)
epimysium, perimysium, endomysium
36.
The thick portion of a muscle is called the belly.
a)
True
b)
False
37.
What type of muscle has two rows of muscle fibers, facing in opposite diagonal directions, with a central tendon?
a)
fusiform
b)
unipennate
c)
bipennate
d)
bicipital
38.
___________________ muscle fibers have multiple rows of diagonal fibres, with a central tendon which branches into two or more tendons.
a)
unipennate
b)
circular
c)
multipennate
d)
bipennate
39.
Bending your head back and forth is an example of a ___ lever system.
a)
1st class
b)
2nd class
c)
3rd class
40.
Standing on your toes is an example of a ____ lever system.
a)
third class
b)
second class
c)
first class
41.
A skeletal muscle consists of bundles of ____, which are each wrapped in their own connective sheath.
a)
sarcomeres
b)
fascicles
c)
myofibrils
d)
tendons
42.
Bumps, holes, and depressions on bones where muscles attach and structures pass are known as
a)
bony landmarks.
b)
bony structures.
c)
area markings.
d)
area charts.
43.
A shallow depression on a bone is known as a
a)
protrusion.
b)
fossa.
c)
tuberosity.
d)
condyle.
44.
A projection over a condlye is known as
a)
protrusion.
b)
epicondyle.
c)
tuberosity.
d)
condyle.
45.
A large, rough projection is known as a
a)
protrusion.
b)
fossa.
c)
tuberosity.
d)
condyle.
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