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WorksheetsMuscle Tissue
Total questions: 32
Worksheet time: 1hrs 4mins
Which type of muscle tissue has intercalated disks?
Cardiac
Skeletal
Smooth
Cardiac & Skeletal
Which type of muscle tissue is striated?
Cardiac
Smooth
Skeletal
Both cardiac and skeletal are correct
Which type of muscle tissue is found in the walls of hollow internal organs?
Cardiac
Skeletal
Smooth
Smooth and Cardiac
Which type of muscle tissue or tissues are involuntary?
Smooth
Skeletal
Cardiac
Both Cardiac and Smooth
What does the endomysium cover?
A muscle fiber
A muscle fascicle
The whole muscle organ
A tendon
Which of the following is NOT a function of skeletal muscles?
Generate heat
Maintain posture
Move food through the GI tract
Keep blood moving in veins and lymphs in the lymphatic system
What is the sarcolemma
Plasma membrane of a muscle fiber that forms T-tubules
Cytoplasm of a muscle fiber that contains organelles, including myofibrils
A polysaccharide that stores energy for muscle contraction
A red pigment that stores oxygen for muscle contraction
What is the Sarcoplasm
Plasma membrane of a muscle fiber that forms T-tubules
Cytoplasm of a muscle fiber that contains organelles, including myofibrils
A polysaccharide that stores energy for muscle contraction
A red pigment that stores oxygen for muscle contraction
What is a Myofibril
The smooth ER of a muscle fiber that stores calcium
Extension of the sarcolemma that extends into the muscle fiber and conveys nerve signals that cause calcium to be released
Thick and thin filaments whose structure and functions account for muscle striations and contractions
A bundle of myofilaments that contract
What is released from synaptic vessels to stimulate a muscle fiber to contract?
Calcium ions
Acetylcholine
ATP
Troponin
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
What is the specific neurotransmitter that stimulates the movement of skeletal muscles?
GABA
Acetylcholine
Serotonin
Dopamine
What is the name of the component that houses the neurotransmitters?
Synaptic cleft
Acetylcholine
Receptors
Synaptic vesicles
Which type of muscle is voluntary and striated?
Cardiac
Smooth
Skeletal
Which type of muscle is involuntary and striated?
Cardiac
Smooth
Skeletal
Which type of muscle is involuntary and non striated?
Cardiac
Smooth
Skeletal
What is the name of the connective tissue sheath that surrounds each muscle fiber?
Endomysium
Epimysium
Perimysium
Which membrane covers several fibers to form a fascicle?
Endomysium
Epimysium
Perimysium
Which membrane binds many fascicles together and covers the entire muscle?
Endomysium
Epimysium
Perimysium
What is the scientific name for a muscle fiber bundle?
Tendon
Ligament
Fascicle
Perimysium
Which label is pointing to the epimysium?
A
B
C
D
Which label is pointing to the perimysium?
A
B
C
D
Which label is pointing to the endomysium?
A
B
C
D
Area #1 is known as a -
perimysium
epimysium
muscle fiber
fascicle
Area #3 is called the
perimysium
epimysium
muscle fiber
fascicle
Area #2 is called the -
endomysium
perimysium
epimysium
olomysium
Area #4 is called the -
epimysium
perimysium
endomysium
muscle fiber
Area #5 is called the -
muscle fiber
epimysium
perimysium
fascicle
Which label is the myofibril?
A
B
C
D
Which label is the muscle fiber?
A
B
C
D
