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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.
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Topics: Locomotion and Neural Control
(33)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is total yield of ATP in TCA cycle in eukaryotic cells?
- Formation of liquid endosperm in coconut takes place because
- Which of the following is not a function of the skeletal system?
- Latest trend in plant disease control is
- Opening of flower is an example of
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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