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01:56
1.
肌肉生理學 Muscle Physiology Q&A 2021
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01:37
2.
Each fascicle of a muscle is surrounded by the
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00:41
3.
The ability of muscle to receive and respond to stimuli is called
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00:34
4.
The majority of body heat is mainly generated by
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00:49
5.
Which is involuntary striated muscle?
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00:36
6.
Which muscle does white muscle belong to?
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01:09
7.
What is it called that it connects muscle and bone that moves?
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00:27
8.
Skeletal muscles are an organ.
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00:21
9.
Muscle fiber is muscle cell.
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00:38
10.
The functional unit of striated muscle is called?
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01:06
11.
Which description about T tubule in skeletal muscle is NOT correct?
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01:08
12.
Which is also called crossbridge?
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00:48
13.
Thick filaments connect to Z-line.
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01:08
14.
Which does not belong to thin filament?
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00:43
15.
Which is not the component of troponin?
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01:21
16.
The length of thick filament is equal to
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00:37
17.
Which protein connects thick filament to Z line?
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00:46
18.
If we did cross-section of skeletal muscles, which area can be seen both thick and thin filaments
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00:46
19.
Where is muscle spindle located?
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00:47
20.
Which statement of muscle spindle is correct?
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01:05
21.
Extrafusal skeletal muscle is innervated by
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01:08
22.
In order to maintain the sensitivity of muscle spindle during muscle contraction, which motor neuron needs to activate?
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01:06
23.
Which repairs the damaged skeletal muscle?
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01:03
24.
In terms of sliding filaments, which of the following statements is incorrect?
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03:14
25.
During contraction, the muscle shortens by 10%. What is the length of the reduced H zone?
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01:02
26.
Which of the following statements regarding the action of curare at the neuromuscular junction is false?
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00:56
27.
The neuromuscular junction is NOT composed of
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00:35
28.
Why injection of Botulinum toxin (肉毒桿菌素) can reduce facial wrinkles?
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00:24
29.
What is the purpose of converting electrical signal to chemical signal?
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00:36
30.
The post-junctional membrane receptors of the motor endplate are
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00:47
31.
The effect of nerve stimulation on skeletal muscle is only excitation.
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00:30
32.
The effect of nerve stimulation on smooth muscle is only excitation.
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00:36
33.
How to prolong the function of acetylcholine at neuromuscular junction?
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00:45
34.
Which of the following statements regarding myasthenia gravis is true?
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01:39
35.
Which statement is NOT correct during excitation contraction coupling?
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00:49
36.
What activates the myosin head to begin cross-bridging?
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01:07
37.
Which is characterized by continued attachment of myosin heads to actin filaments due to a lack of ATP?
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00:55
38.
Each somatic motor neuron with all the extrafusal muscle fibers it innervates is called
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00:43
39.
Which is NOT the function of ATP in skeletal-muscle contraction?
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00:14
40.
We exert different levels of muscle force.
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00:30
41.
All-or-none law is applied for muscle fibers.
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00:20
42.
Voluntary muscles can also produce involuntary movement.
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01:11
43.
The stretch reflex is enhanced in response to activation of
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01:47
44.
During an isometric contraction of a skeletal muscle, which statement is NOT correct?
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01:14
45.
Which of the following statements is incorrect?
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00:50
46.
Which statement is true?
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00:58
47.
What is the correct description of skeletal muscle in concentric isotonic contraction?
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00:45
48.
According to size principle, which of the following statements is true?
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00:53
49.
Which of the following statements is true?
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00:38
50.
The response of skeletal m. is always excitatory. How to inhibit the response of skeletal muscle?
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00:46
51.
Which is a correct comparison of type I (slow-oxidative) vs type IIb (fast-glycolytic) skeletal-muscle fibers?
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01:00
52.
Which description is true regarding fast oxidative (Type IIA) muscle fibers?
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01:23
53.
In terms of energy sources for muscle contractions, which of the following is NOT a correct statement?
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00:44
54.
Which filaments are attached to dense bodies in smooth muscle cells?
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00:33
55.
In smooth muscle cells, which protein functions in a manner analogous to troponin.
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00:39
56.
Smooth muscle cells ...
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00:34
57.
Calcium that is needed to activate cross-bridging in smooth muscle mainly comes from
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00:31
58.
What condition of smooth muscle allows it to maintain contraction for long periods of time?
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01:07
59.
In terms of single-unit smooth muscle, which statement is NOT correct?
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00:32
60.
If a drug has a negative bathmotropic effect on heart, which means this drug can decrease heart’s
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00:17
61.
If a drug has a positive chronotropic effect on heart, which means this drug can increase heart’s