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If a stimulus, several times greater than the threshold stimulus is provided to a muscle fibre, it will
Options
(a) Contract with a larger force
(b) Contract with a smaller force
(c) Contract with a same force
(d) Undergoes tetany
Correct Answer:
Contract with a same force
Explanation:
A muscle fibre would contract only when it receives stimulation of certain intensity called threshould stimulus. Response of a muscle fibre to a stimulus is not proportionate to its intensity. It is absent when the intensity is subliminal. Muscle fibre contracts to the maximum whether the stimulus has threshould value or supraliminal value.
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Topics: Locomotion and Movement
(106)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- One mineral activates the enzyme catalase and the other is a constituent of
- How much amount of oxygen is present in one gram of haemoglobin
- Which of the following type of RNA molecule is essential for protein synthesis?
- Water movement between cells is due to
- The kidney is covered by a tough connective tissue capsule called
Topics: Locomotion and Movement (106)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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