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Norepinephrine:
(1) Is released by sympathetic fibres
(2) Is released by parasympathetic fibres
(3) Increases the heart rate
(4) Decreases blood pressure
Which of the above said statements are correct?
Options
(a) (1) and (4)
(b) (1) and (3)
(c) (2) and (3)
(d) (2) and (4)
Correct Answer:
(1) and (3)
Explanation:
Norepinephrine is released by sympathetic fibres i.e., rapidly secreted in response to stress of any kind and during emergency situation. It increases the heart beat, the strength of heart contraction and the rate of respiration.
Related Questions: - Which of the following viruses is not transferred through semen of an infected male?
- Which of the following is necessary to start clotting of blood
- Hormones released during stress condition is
- The stack of vesicles found inside plastids is
- Capacitation refers to changes in the :
Topics: Locomotion and Neural Control
(33)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following viruses is not transferred through semen of an infected male?
- Which of the following is necessary to start clotting of blood
- Hormones released during stress condition is
- The stack of vesicles found inside plastids is
- Capacitation refers to changes in the :
Topics: Locomotion and Neural Control (33)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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