EXAM QUESTIONS AND CORRECT ANSWERS | GRADED
A+ | LATEST VERSIONS | VERIFIED ANSWERS
Save
Students also studied
Flashcard sets Study guides
Mastering Biology CA EMBALMERS EXAM CNOR Practice Exam
Teacher 17 terms 150 terms 151 terms
BR-K Preview felixkahara Preview Preview
How much of the total body d. 40-50%
weight of an average adult is
muscle tissue?
a. 60-70%
b. 20-30%
c. 30-40%
d. 40-50%
e. 50-60%
The different types of muscle e. All of these choices are correct.
tissue differ from each other by
a. microscopic anatomy.
b. location.
c. type of control.
d. both microscopic anatomy
and location.
e. All of these choices are
correct.
This is the property of muscle c. extensibility
that gives it the ability to stretch
without damage.
a. electrical excitability
b. thermogenesis
c. extensibility
d. contractility
e. elasticity
,This is the outermost layer of d. epimysium
connective tissue surrounding a
skeletal muscle.
a. tendon
b. ligament
c. endomysium
d. epimysium
e. perimysium
See an expert-written answer!
The type of tendon formed e. aponeurosis
when the connective tissue
elements of a skeletal muscle
extend as a broad flat layer.
a. endomysium
b. perimysium
c. deep fascia
d. fascicle
e. aponeurosis
In neuromuscular junctions, a. synaptic end bulbs.
synaptic vesicles containing
acetylcholine are found
suspended in the cytosol of
a. synaptic end bulbs.
b. axon collateral bulbs.
c. tubule bulbs.
d. neuromuscular bulbs.
e. myelin bulbs.
Which of the following correctly a. axon of neuron, sarcolemma, T tubules
lists the sequence of structures
that action potentials must move
through to excite skeletal
muscle contraction?
a. axon of neuron, sarcolemma, T
tubules
b. muscle fiber, axon of neuron,
myofibrils
c. sarcolemma, axon of neuron, T
tubules
d. myofibrils, myofilaments,
mitochondria
e. T tubules, sarcolemma,
myofilament
See an expert-written answer!
, The contractile organelles of a a. myofibrils.
skeletal muscle fiber are thread-
like structures called
a. myofibrils.
b. myoglobin.
c. mitochondria.
d. Z discs.
e. M lines.
Release of calcium from these c. terminal cisterns of sarcoplasmic reticulum
structures triggers skeletal
muscle contraction.
a. myofibrils
b. mitochondria
c. terminal cisterns of
sarcoplasmic reticulum
d. T-tubules
e. none of the answer choices
Which of the following regions d. Both I band and A band.
of a sarcomere contain thin
filaments?
a. I band
b. A band
c. H zone
d. Both I band and A band.
e. All of these answer choices
are correct.
Which of the following regions e. All of these answer choices are correct
of the sarcomere contain thick
filaments?
a. zone of overlap
b. A band
c. H zone
d. both A band and H zone
e. All of these answer choices
are correct
Myofibrils contain d. all of these answers are correct.
a. contractile proteins.
b. regulatory proteins.
c. structural proteins.
d. all of these answers are
correct.