Which of the following step during sliding Filament Theory is the last step before relaxing state?

  1. ATP utilization
  2. Release of ADP and inorganic phosphate
  3. Cross bridge formation
  4. Binding of calcium with troponin
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Which of the following statements is incorrect?

  1. A new ATP binds and cross bridge is broken with next cycle of contraction
  2. The process of contraction continues till the calcium ions are pumped back to the sarcoplasmic cisternae and resulting in unmasking of actin Filaments
  3. The reaction time of the fibres can vary in different muscles
  4. Both 1 and 3
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Repeated activation of the muscles can lead to

  1. Accumulation of pyruvate due to anaerobic breakdown of glycogen
  2. Accumulation of lactic acid due to anaerobic breakdown of glycogen
  3. Fatigue
  4. Both B and C
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Which of the following property cannot be attributed with white fibres?

  1. Less mitochondria
  2. Anerobic process for energy
  3. Sarcoplasmic reticulum is high
  4. More quantity of myoglobin
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Which of the following property cannot be attributed with red Fibres?

  1. Less myoglobin
  2. More mitochondria
  3. Aerobic process for energy
  4. Both A and C
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Which of the following statements is wrong?
A. Bones and cartilages are specialised connective tissues
B. Skeletal system consists of a framework of more than hundred bones and cartilages
C. Bones have hard matrix due to calcium salt deposition
D. Cartilages have pliable matrix due to chondroitin salts

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Which of the following is wrong with respect to Human skeleton?

  1. Humans- 206 bones
  2. Axial skeleton- 80 bones
  3. Skull-24 bones
  4. Ear ossicles- 6
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The human skull does not include which of the following bones?

  1. Ethmoid bone
  2. Sphenoid bone
  3. Lacrimal bone
  4. Scapular bone
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Axial skeleton does not include

  1. Skull
  2. Vertebral Coulmn
  3. Sternum
  4. Radial bones
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Which of the following is not a cranial bone in human?

  1. Temporal bone
  2. Occipital bone
  3. Parietal bone
  4. Zygomatic bone
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