Assertion   :       Muscle as a whole doesn’t obey All or None law.

Reason      :       Each muscle fibre contracts maximally whenever it contracts.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false

Subtopic:  Excitation Contraction Coupling I | Excitation Contraction Coupling II |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       Non-striated muscles are said to be voluntary in nature.

Reason      :       Non-striated muscles can be moved according to will.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
 73%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       Muscle contraction force increases with rise in strength of stimulus.

Reason      :       This is due to increased contraction of individual muscle fibres with increase in stimulus strength.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Muscle Contraction: Other Considerations |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion  :       Biceps and triceps are called antagonistic muscles.              

Reason     :     This is due to the fact that they contract and relax together.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Muscle Contraction: Other Considerations |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion  :       Triceps is said to be an extensor muscle for elbow joint.             

Reason     :     Triceps relaxes durings extension of forearm at the elbow joint.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Muscle Contraction: Other Considerations |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       There are similarities between the locomotion of unicellular organisms and multicellular animal.

Reason      :       Ciliary, flagellar and amoeboid movement occur in unicellular organisms.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Introduction to Locomotion |
 54%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       Movement of body parts serves to change the body posture.

Reason      :       Body parts move in relation to body axis.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Introduction to Locomotion |
 52%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       Arthritis or inflammation of a joint makes the joint painful.

Reason      :       Some toxic substances are deposited at the joint.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Synovial Joint |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion   :       Ball and socket joints are the most mobile joints.

Reason      :       Synovial fluid is present here.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Synovial Joint |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Assertion  :       Extra oxygen consumption in human body is known as oxygen debt.

Reason    :     The extra oxygen is required by the body to oxidise the accumulated lactic acid produced during strenous exercise.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Muscle Contraction: Other Considerations |
 62%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints