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Anatomy And Physiology Questions - Muscle Tissue

72 Questions  I  By Hermine0817
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Anatomy And Physiology Questions - Muscle Tissue
Questions about muscle tissue. Some of the questions are related to the mega case unit "Childhood" (muscle contraction, neuromuscular junction) and some of the questions are related to the "Maturity 1" case unit (differences between cardiac, skeletal and smooth muscles).

  
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1.  In the diagram, where is the A band?
A.
B.
C.
D.
E.
2.  In the diagram, where is the M line?
A.
B.
C.
D.
E.
3.  In the diagram, which is only a structural protein?
A.
B.
C.
D.
E.
4.  In the diagram, where is the axon terminal?
A.
B.
C.
D.
E.
5.  What energizes the myosin head?
A.
B.
C.
D.
E.
6.  The three different types of muscle tissue differ from each other by:
A.
B.
C.
D.
E.
7.  In the diagram, where is the thick filament?
A.
B.
C.
D.
E.
8.  In the diagram, what all comes together as one broad sheet of connective tissue to make the tendon?
A.
B.
C.
D.
E.
9.  What is needed for the contraction cycle to continue?
A.
B.
C.
D.
10.  Titin is found in a sarcomere
A.
B.
C.
D.
E.
11.  In the diagram, where is thick filament found?
A.
B.
C.
D.
E.
12.  In an isometric contraction the muscle develops tension but does not
A.
B.
C.
D.
E.
13.  In the diagram, where is thin filament found?
A.
B.
C.
D.
E.
14.  How many types of smooth muscle tissues are there?
A.
B.
C.
D.
E.
15.  In the diagram, where are actin proteins found?
A.
B.
C.
D.
E.
16.  In the diagram, where is the endomysium?
A.
B.
C.
D.
E.
17.  The mitochondria in muscle fibre are arranged
A.
B.
C.
D.
E.
18.  In the diagram, where would you find the largest amount of glycogen?
A.
B.
C.
D.
E.
19.  What regulatory proteins can be found on an actin molecule?
A.
B.
C.
D.
E.
20.  On the diagram, where is the deep fascia?
A.
B.
C.
D.
E.
21.  The sequence that muscle action potentials must go through to excite a muscle cell is
A.
B.
C.
D.
E.
22.  In the diagram, where is the zone of overlap?
A.
B.
C.
D.
E.
23.  Which of the below structures is found in cardiac muscle tissue but not skeletal muscle tissue?
A.
B.
C.
D.
E.
24.  What is NOT a factor that can lead to muscle fatigue?
A.
B.
C.
D.
E.
25.  In the diagram, where is the mitochondrion?
A.
B.
C.
D.
E.
26.  How many molecules of acetylcholine need to bind to open the ion channel of the ACh receptor?
A.
B.
C.
D.
E.
27.  How much of the total body weight of an average adult is muscle tissue?
A.
B.
C.
D.
E.
28.  These are the contractile organelles of the muscle fibre.
A.
B.
C.
D.
E.
29.  Which of the following exhibits autorhythmicity?
A.
B.
C.
D.
E.
30.  The sarcoplasmic reticulum is used for storing
A.
B.
C.
D.
E.
31.  This is also referred to as the period of lost excitability.
A.
B.
C.
D.
E.
32.  This is the property of muscle that gives it the ability to stretch without damage.
A.
B.
C.
D.
E.
33.  This is a brief contraction of all muscle fibres in a motor unit in response to a single action potential.
A.
B.
C.
D.
E.
34.  This results from a muscle action potential propagating along the sarcolemma and into the T tubules.
A.
B.
C.
D.
E.
35.  In the diagram, what structure is filled with mostly interstitial fluid?
A.
B.
C.
D.
E.
36.  In the diagram, which parts make up the neuromuscular junction?
A.
B.
C.
D.
E.
37.  In the diagram, where is the H zone?
A.
B.
C.
D.
E.
38.  In the diagram, where is the axon collateral?
A.
B.
C.
D.
E.
39.  The signal to excite a muscle cell must cross the neuromuscular junction by the diffusion of acetylcholine across the
A.
B.
C.
D.
E.
40.  Which of the following is NOT a major function of muscle tissue?
A.
B.
C.
D.
E.
41.  A sustained contraction is
A.
B.
C.
D.
E.
42.  In the sliding filament mechanism, the thin filament is being pulled towards the
A.
B.
C.
D.
E.
43.  In the diagram, which are regulatory proteins?
A.
B.
C.
D.
E.
44.  This is the least powerful type of muscle fibre.
A.
B.
C.
D.
E.
45.  Increasing the number of active motor units is called
A.
B.
C.
D.
E.
46.  After the fusion fo myoblasts, the muscle fibre loses its ability to do what?
A.
B.
C.
D.
E.
47.  Which of the following functions as a motor protein in all three types of muscle tissue?
A.
B.
C.
D.
E.
48.  In the diagram, which parts move to the centre of the sarcomere (closer together) when the fibre contracts?
A.
B.
C.
D.
E.
49.  Hyperplasia is
A.
B.
C.
D.
E.
50.  In the diagram, where is the muscle fibre located?
A.
B.
C.
D.
E.
51.  This is a band of connective tissue that surrounds muscles.
A.
B.
C.
D.
E.
52.  Myofibrils contain
A.
B.
C.
D.
E.
53.  What are the four steps of the muscle contraction cycle in order?
A.
B.
C.
D.
E.
54.  Smooth muscle tone is due to the prolonged presence of what in the cytosol?
A.
B.
C.
D.
E.
55.  The sarcoplasmic reticulum releases calcium ions into the cytosol
A.
B.
C.
D.
E.
56.  In the diagram, which are motor proteins?
A.
B.
C.
D.
E.
57.  For every nerve that penetrates a skeletal muscle there are generally how many arteries and veins?
A.
B.
C.
D.
E.
58.  In the diagram, what is made from dense irregular connective tissue?
A.
B.
C.
D.
E.
59.  Creatine phosphate and ATP together create enough energy for a muscle to contract for
A.
B.
C.
D.
E.
60.  In the diagram, where is the I band?
A.
B.
C.
D.
E.
61.  This consists of a somatic motor neuron plus all the skeletal muscle fibres it stimulates.
A.
B.
C.
D.
E.
62.  This part of the skeletal muscle cell releases calcium when stimulated by the T tubules.
A.
B.
C.
D.
E.
63.  In the diagram, what is the basic functional unit of a myofibril?
A.
B.
C.
D.
E.
64.  In the diagram, where is the epimysium located?
A.
B.
C.
D.
E.
65.  In the diagram, where would you find stored calcium ions?
A.
B.
C.
D.
E.
66.  Which of the following contain thick filament?
A.
B.
C.
D.
E.
67.  How do muscles produce ATP?
A.
B.
C.
D.
E.
68.  Which of the following contains thin filaments?
A.
B.
C.
D.
E.
69.  When connective tissue extends as a broad flat layer, the tendon is referred to as
A.
B.
C.
D.
E.
70.  In the diagram, what is made from dense regular connective tissue?
A.
B.
C.
D.
E.
71.  Which of the following is used to reinforce the sarcolemma?
A.
B.
C.
D.
E.
72.  Axon terminal clusters at the ends of neuromuscular junctions are referred to as:
A.
B.
C.
D.
E.
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