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WorksheetsMuscles Practice
Total questions: 91
Worksheet time: 1hrs 27mins
Which number represents the Fascia of the muscle?
(a)
Which number represents the Epimysium?
(a)
Which number represents the Perimysium?
(a)
Which number represents the Fascicle?
(a)
Which number represents the Muscle Fiber?
(a)
Which number represents the Sarcoplasmic reticulum?
(a)
Which number represents the Myofibril?
(a)
Which number represents the Filaments?
(a)
Which number represents the Endomysium?
(a)
Which number identifies the sarcomere?
(a)
Which number identifies myosin?
(a)
Which number identifies actin?
(a)
An individual muscle cell is referred to as a:
fiber
sarcomere
striation
neuron
Which molecule provides the energy for the power stroke?
Glucose
Water
Carbon dioxide
Adenosine triphosphate (ATP)
What structure connects the message from the brain to a muscle?
Motor Neuron
Sarcomere
Sensory Neuron
Interneuron
The energy used to power the contraction of a muscle comes from a molecule called _______________
ATP
sodium
phosphorous
dextrose
What is the name of the connective tissue that surrounds a group of muscle fibers?
Epimysium
Perimysium
Endomysium
None of the above
Which type of muscle is responsible for the contraction of the heart?
Skeletal
Smooth
Cardiac
None of the above
What is the name of the connective tissue that separates individual muscle fibers?
Epimysium
Perimysium
Endomysium
None of the above
Which type of muscle is non-striated and involuntary?
Cardiac
Smooth
Skeletal
None of the above
What is the primary function of the skeletal muscle?
Movement of the body
Generating body heat
Maintaining posture
All of the above
Which type of muscle surrounds each individual muscle fiber?
Epimysium
Perimysium
Endomysium
None of the above
What are the bundles of muscle fibers called?
Perimysium
Fascicles
Endomysium
Epimysium
Which type of muscle is found in the heart?
None of the above
Cardiac
Smooth
Skeletal
Which connective tissue surrounds the entire muscle?
None of the above
Endomysium
Perimysium
Epimysium
Which type of muscle is responsible for involuntary movements in the digestive system?
Skeletal
Smooth
Cardiac
None of the above
Which type of muscle is striated and voluntary?
Cardiac
Smooth
Skeletal
None of the above
What are the functions of muscles?
Maintaining posture
All of the above
Generating body heat
Role in other body systems
The _______________ covers bundles of cells (fascicles) within the muscle.
endomysium
perimysium
sarcoplasm
A bundle of muscle fibers
muscle fiber
fascicle
sarcolemma
Identify the part
muscle fiber
fascicle
endomysium
Identify the part
epimysium
perimysium
endomysium
Structure 7 is...
Myocyte
Fascicle
Tendon
Structure 3 is...
Z disc
actin
myosin
Which is correctly matched
Myosin- Thick
Actin- thin
Myosin- thin
Actin- thin
Myosin- thin
Actin- thick
Where is cardiac muscle found
Hollow organs
attached to bones
heart
myofibrils are made up of
myofilaments
endomysium
perimysium
epimysium
Bundle of Muscle Fibers is called?
Fascicles
Fascia
Myofibril
outermost layer, surrounds entire muscle.
EPIMYSIUM
PERIMYSIUM
ENDOMYSIUM
separates and surrounds fascicles
EPIMYSIUM
PERIMYSIUM
ENDOMYSIUM
thick filaments
actin
myosin
thin filaments
actin
myosin
Which of the following is the correct order of muscle structures going from largest to smallest
Muscle --> Muscle fascicles --> Muscle fibers --> Myofibrils --> Sarcomeres
Sarcomeres --> Myofibrils --> Muscle fibers --> Muscle fascicles --> Muscles
Muscle --> Muscle fibers --> Muscle fascicles --> Sarcomeres --> Myofibrils
Muscle fibers --> Muscle fascicles --> Muscle --> Myofibrils --> Sarcomeres
Which of the following is also known as a muscle cell?
Muscle
Myofibril
Sarcomere
Muscle fiber
What type of muscle cell is shown:
Cardiac Muscle Cell
Skeletal Muscle Cell
Smooth Muscle Cell
This is not a muscle cell, a tendon is visualized
What type of muscle cell is shown:
Cardiac Muscle Cell
Skeletal Muscle Cell
Smooth Muscle Cell
This is not a muscle cell, a tendon is visualized
What type of muscle cell is shown:
Cardiac Muscle Cell
Skeletal Muscle Cell
Smooth Muscle Cell
This is not a muscle cell, a tendon is visualized
Fill in the blank: The ability of muscle tissue to shorten and generate force is known as ______.
Excitability
Contractility
Elasticity
Extensibility
Fill in the blank: The ability of muscle tissue to be stretched or extended is known as ______.
Extensibility
Contractility
Excitability
Elasticity
What characteristic allows muscle tissue to be stretched without damage?
Elasticity
Contractility
Extensibility
Excitability
Match the following characteristics with the correct muscle type:
Skeletal Muscle
Striated
Cardiac Muscle
Voluntary
Smooth Muscle
Multinucleated
Fill in the blank: The ability of muscle tissue to receive and respond to a stimulus is known as ______.
Contractility
Excitability
Flexibility
Elasticity
Fill in the blank: The ability of muscle tissue to return to its original shape after being stretched is called _______.
A) Extensibility
B) Elasticity
C) Contractility
D) Excitability
The point at which the nerve cell reaches the sarcolemma of the muscle fiber is the _____.
Neurotransmitter
Acetylcholine
Synaptic cleft
Neuromuscular Junction
What is the specific neurotransmitter that stimulates the movement of skeletal muscles?
GABA
Acetylcholine
Serotonin
Dopamine
The gap between the nerve cell and sarcolemma is the ____ ___.
Synaptic cleft
Neurotransmitter
Motor unit
Neuromuscular junction
What is the specific neurotransmitter that stimulates the movement of skeletal muscles?
GABA
Acetylcholine
Serotonin
Dopamine
_________ carry the impulse deep into the myofibrils.
T-Tubules
Synapses
Sarcoplasm
Neurotransmitters
The point at which the nerve cell reaches the sarcolemma of the muscle fiber is the _____.
Neurotransmitter
Acetylcholine
Synaptic cleft
Neuromuscular Junction
The gap between the nerve cell and sarcolemma is the ____ ___.
Synaptic cleft
Neurotransmitter
Motor unit
Neuromuscular junction
"tunnel" through the muscle fiber
Sarcomere
Sarcoplasmic reticulum
Sarcolemma
T-tubule
What happens at the neuromuscular junction?
A sensory neuron communicates with a motor neuron
An action potential jumps from the muscle to the neuron
A nerve signal traveling down a motor neuron can jump over to the muscle cell
Muscle cells contract in response to a sensory neuron
What is A?
Mitochondrion
Synaptic Cleft
Motor Neuron
Sarcolemma
Which type of signaling mechanism is electrical and is produced inside of cells?
Sensory Signal
Neurotransmitter
ACh
Action Potential
What is acetylcholine?
an ion pump on the postsynaptic membrane
a source of energy for muscle contraction
a component of thick myofilaments
a neurotransmitter that stimulates skeletal muscle to contract
Type of neuron that brings information from the brain to the rest of the body.
Motor Neuron
Interneuron
Sensory Neuron
