Which of the following statements is incorrect?

1. A new ATP binds and cross-bridge is broken with the next cycle of contraction

2. The process of contraction continues till the calcium ions are pumped back to the sarcoplasmic cisternae and resulting in the unmasking of actin Filaments

3. The reaction time of the fibres can vary in different muscles

4. Both 1 and 3

Subtopic:  Excitation Contraction Coupling I | Excitation Contraction Coupling II |
 60%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

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 2 and 3

Subtopic:  Energy for Muscle Contraction |
 84%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following property cannot be attributed to white fibers?

1. Fewer mitochondria

2. Anaerobic process for energy

3. Sarcoplasmic reticulum is high

4. More quantity of myoglobin

Subtopic:  Muscle Contraction: Other Considerations |
 88%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

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

Subtopic:  Axial Skeleton: I | Axial Skeleton |
 88%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The human skull does not include which of the following bones?

(1) Ethmoid bone

(2) Sphenoid bone

(3) Lacrimal bone

(4) Scapular bone

Subtopic:  Axial Skeleton: I | Axial Skeleton |
 82%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Axial skeleton does not include

(1) Skull

(2) Vertebral Coulmn

(3) Sternum

(4) Radial bones

Subtopic:  Number of Bone in Axial Skeleton |
 93%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a cranial bone in human?

(1) Temporal bone

(2) Occipital bone

(3) Parietal bone

(4) Zygomatic bone

Subtopic:  Number of Bone in Axial Skeleton | Axial Skeleton: I | Axial Skeleton |
 92%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a facial bone?

(1) Maxilla

(2) Mandible

(3) Zygomatic bone

(4) Parietal bone

Subtopic:  Axial Skeleton: I | Axial Skeleton |
 90%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which of the following is not a facial bone?

(1) Sphenoid bone

(2) Lacrimal bone

(3) Zygomatic bone

(4) Nasal bone

Subtopic:  Axial Skeleton: I | Axial Skeleton |
 81%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

How many facial bones are included in skull?

(1) 14

(2) 8

(3) 22

(4) 15

Subtopic:  Axial Skeleton: I | Axial Skeleton |
 89%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh