CSS Zoology Questions & Answers


Q.  Which of these substances on accumulation causes muscular fatigue:

a. Pyruvic acid
b. Creatine phosphate
c. Lactic acid
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Chief source of energy for muscle contraction is:
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MCQs:  Contraction and relaxation phase of a muscle is called:
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MCQs:  M' curves on kymogram are seen during:
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MCQs:  If a contracting muscle is given a second stimulus during its contraction phase then it is seen to produce 'M' curve on kymogram. This phenomenon is termed:
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MCQs:  In which of these phenomenon we get few initial sequentially increasing curves on kymogram if we stimulate a muscle periodically while permitting its normal relaxation:
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MCQs:  In which of these conditions the muscle offers no contraction:
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MCQs:  When a muscle is repeatedly stimulated during its contraction period without permitting relaxation for a very long time it does not relax. This stage is called:
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MCQs:  The cause of muscular tentany is:
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MCQs:  Paralysis occurs in the muscles by:
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MCQs:  After death rigor mortis occurs in the muscles because:
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MCQs:  Refractory period in frog's muscles is about:
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MCQs:  Refractory period in muscles of man is:
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MCQs:  Function of boosters in the contraction of cardiac muscles is performed by:
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MCQs:  Shivering of body and clattering of teeth in cold is a method for:
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MCQs:  Shivering of body and clattering of teeth in winters is associated with:
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MCQs:  Which of these are examples of antgonistic muscles in our body:
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MCQs:  Which of these muscle respectively flex and straighten our arm:
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MCQs:  Upwards and downwards rotation of body parts is done by:
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MCQs:  Straightening of our flexed arm is done by:
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MCQs:  Flexing or bending of our arm is done by:
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