Consider the following statements:
I. Proximal radioulnar joint is a type of ellipsoidal joint.
II. The first carpo-metacarpal joint is a saddle joint.
III. Gleno-humeral joint is a ball and socket joint.
Which of the above statements are true?
1. I and II only        2. I and III only
3. II and III only      4. I, II, and III

Subtopic:  Synovial Joint |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

In the given diagram of the lower limb bones of a human, a sesamoid bone is depicted by the letter:
   
1. A
2. B
3. C
4. D

Subtopic:  Appendicular Skeleton: Girdle |
 82%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

In the molecule shown in the given diagram, ATPase activity is present in:
   
1. A
2. B
3. C
4. D

Subtopic:  Skeletal Muscle: Myofilaments |
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

The globular head of the myosin filament has active site/s for binding to:
I. ATP
II. Active site on actin filament
III. Calcium

1. Only I 2. Only I and II
3. Only II and III 4. I, II and III
Subtopic:  Skeletal Muscle: Myofilaments |
 75%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The phosphogen that helps the regeneration of ATP from ADP during muscle contraction in vertebrates is

1. ADP 2. Inosital phosphate
3. Arginine phosphate 4. Creatine phosphate
Subtopic:  Energy for Muscle Contraction |
 64%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

How many haem group/(s) are found in a single molecule of myoglobin?
1. One
2. Three
3. Four
4. Many

Subtopic:  Skeletal Muscle: Sarcomere |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

advertisementadvertisement

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R): 

Assertion (A): Smooth muscle is fundamentally different from skeletal
muscle and cardiac muscle.
Reason (R): Smooth muscle is an involuntary non-striated muscle.


In the light of the above statements choose the correct answer from the options given below:

1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Introduction to Locomotion |
 70%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Assertion: Cardiac tissue is described as a functional syncytium, as opposed to the true syncytium of skeletal muscle.
Reason: A syncytium is a multinucleated cell that can result from multiple cell fusions of uninuclear cells.

1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.

  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:  Skeletal Muscle: Basic Anatomy |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R): 
 

Assertion (A): Within the A-band of a sarcomere is a paler region called the H-zone.
Reason (R): H-zone is the zone of the thin myofilaments in the center of the A band.


In the light of the above statements choose the correct answer from the options given below:
 

1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Skeletal Muscle: Basic Anatomy |
 60%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

advertisementadvertisement

Assertion: The T-tubules synchronise calcium release within the cell.
Reason: T-tubules bring the sarcolemma very close to the sarcoplasmic reticulum at all regions throughout the cell.

1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false

  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:  Skeletal Muscle: Sarcomere |
 63%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints