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Which of the following is associated with decrease in cardiac output?
Option: 1
Parasympathetic neutral signals
Option: 2
Pneumotaxic centre
Option: 3
Adrenal medullary hormones
Option: 4
Sympathetic nerves
Answers (1)
- Parasympathetic neural signals decrease the rate of heart beat, speed of conduction, stroke volume and thus cardiac output
- Sympathetic system is antogonistic to parasympathetic and thus increase the heart rate and thus cardiac output
- Adrenal medullary hormones also increase the cardiac output
- Pnemotaxic centre is related to respiration
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