Coronary arteries are branch of
Anonymous Quiz
31%
Arch of aorta
46%
Ascending aorta
8%
Descending aorta
15%
Non of the above
❤2
The pace maker of conducting system. Of the heart is
Anonymous Quiz
12%
Purkinje fibers
7%
Atrioventricular bundle
6%
Atrioventricular nodes
75%
SA node
❤3
the rythmicity of S-A node ?
Anonymous Quiz
86%
90-120 times/min
3%
35-40 times/min
10%
60-100 times/min
1%
25-40 times/min
❤3
all of the following are from properties of cardiac muscle EXCEPT ?
Anonymous Quiz
5%
Excitability
83%
Extensibility
9%
autorythmicity
3%
contractility
❤2
the resting membrane potetial of cardiac muscle is ............?
Anonymous Quiz
66%
-85mv
27%
-55mv
4%
85mv
3%
55mv
❤2
the main channel responsible of depolarization of phase 0 is...........?
Anonymous Quiz
14%
L type voltage gated Ca channel
71%
fast sodium channel
7%
slow potassium channel
8%
T type voltage gated Ca channel
❤2
it is the phase which in the membrane remains depolarized due to balance of charge moving into and out of the cell ?
Anonymous Quiz
26%
Phase 0
13%
Phase 1
50%
Phase 2
11%
Phase 3
❤2
the absolute refravtory period means a very strong stimuli can cause excitation ?
Anonymous Quiz
33%
TRUE
67%
FALSE
❤2
the absolute refractory period lasts during which phase ?
Anonymous Quiz
14%
rapid depolarization
58%
plateau
11%
1st rapid repolarization
16%
compelete repolarization
❤2
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دول أسئلة فسيولوجي على excitability and auto-rhythmicity of the heart
نركز احنا وبنحل🐵
واللي عنده تعقيب او معترض على حاجة في الأسئلة يبعت هنا ع البوت (@Physical_Therapy_TBot)
ربنا معاكم يا أبطال💜
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❤26
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Dr. Nagi
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Dr. Mohamed Fayez
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Nerd
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Medical Physiology
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👍1
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👍1
❤2
Cell body of neuron is called
Anonymous Quiz
10%
Parakaryon
63%
Perikaryon
6%
Karyon
20%
All are true
👍1
On of the following has multiple pyramidal process
Anonymous Quiz
57%
Sympathetic ganglion
22%
Cerebrum
14%
Cerebellum
7%
Retinal
👍1
Sympathetic ganglion is
Anonymous Quiz
17%
Unipolar
10%
Bipolar
59%
Multiple stellate
14%
Multiple pyriform
👍1
Which feature is true about nucleus of perikaryon
Anonymous Quiz
6%
Large
11%
Rounded
16%
Central
67%
All are true
👍1
All are true about Nissle bodies except
Anonymous Quiz
9%
Basophilic
11%
Found in cell body
47%
Found in axon
33%
All are true
👍1
Spinal nerve is
Anonymous Quiz
64%
Myleninated with neurolemma
14%
Unmylenated with neurolemma
19%
Myleninated without neurolemma
3%
Unmylenated without neurolemma
👍1