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Question
Which is the correct path of an electrical excitation from the pacemaker to a cardiocyte in the left ventricle (LV)?
A. Sinoatrial (SA) node atrioventricular (AV) bundle atrioventricular (AV) node Purkinje fibers cardiocyte in LV
B. Atrioventricular (AV) node Purkinje fibers atrioventricular (AV) bundle sinoatrial (SA) node cardiocyte in LV
C. Atrioventricular (AV) node sinoatrial (SA) node atrioventricular (AV) bundle Purkinje fibers cardiocyte in LV
D. Sinoatrial (SA) node atrioventricular (AV) node atrioventricular (AV) bundle Purkinje fibers cardiocyte in LV
E. Sinoatrial (SA) node atrioventricular (AV) node Purkinje fibers atrioventricular (AV) bundle cardiocyte in LV
Answer
This answer is hidden. It contains 19 characters.
Related questions
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The sympathetic chain of ganglia is found at the __________ levels of the spinal cord.
A. cervical and thoracic
B. thoracic and lumbar
C. thoracic, lumbar and sacral
D. sacral, lumbar and coccygeal
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Q:
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A. anger
B. digestion
C. exercise
D. stress
E. arousal
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Which of the following statements is true regarding parasympathetic tone?
A. It holds the resting heart rate below its intrinsic rate.
B. It accelerates the resting heart rate above its intrinsic rate.
C. It might increase or decrease heart rate depending on the situation.
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B. Oculomotor - III
C. Facial - VII
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C. Delta
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B. To rinse metabolic wastes from the nervous tissue
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B. Diencephalon
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