Muscle:
I: is derived from embryonic endoderm
II: constitutes about 40-50 percent of human body

1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect

Subtopic:  Skeletal Muscle: Basic Anatomy |
 83%
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Regarding a skeletal muscle fibre:

I: It is a syncytium.
II: It has sarcoplasmic reticulum [a type of smooth ER] that stores calcium.


1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect

Subtopic:  Skeletal Muscle: Basic Anatomy |
 88%
From NCERT
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Identify the incorrect statement regarding a sarcomere:
1. Anisotropic band mainly contains myosin.
2. Isotropic band consists of actin.
3. The thick filaments are held together by an M-line.
4. Actin and myosin are arranged perpendicular to each other and also to the longitudinal axis of myofibrils.
Subtopic:  Skeletal Muscle: Sarcomere |
 86%
From NCERT
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Consider the following two statements:
Statement I:  Red fibres are ‘red’ due to large amount of myoglobin.
Statement II:  Red muscles are also called as aerobic muscles.
 
1. Both Statement I and Statement II are correct and Statement II explains Statement I
2. Both Statement I and Statement II are correct but Statement II does not explain Statement I
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct
Subtopic:  Skeletal Muscle: Sarcomere |
 70%
From NCERT
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Consider the given statements regarding the human skull:

I: It has a total of 22 bones.
II: Cranial bones are 14 in number and the facial bones are 8 in number.
III: It is monocondylic.
IV: A single hyoid bone is located at the base of the buccal cavity.

The correct statements include:

1. Only I 2. Only I and IV
3. Only II and III 4. Only I, II, and IV
Subtopic:  Human Skeleton: Introduction, Function, Parts | Axial Skeleton |
 69%
From NCERT
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Consider the given statements regarding the human vertebral column:

I: In adults, it is differentiated into cervical [7], thoracic [12], lumbar [5], sacral [1-fused] and coccygeal [1-fused] regions.
II: The first vertebra is called as axis and it articulates with the occipital condyles.
III: The spinal cord runs through a neural canal.
IV: It protects the spinal cord, supports the head and serves as the point of attachment for the ribs and musculature of the back.

The correct statements include:

1. Only I 2. Only I and IV
3. Only II and III 4. Only I, III, and IV
Subtopic:  Vertebral column |
 83%
From NCERT
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The ribs in humans:
I: have two articulation surfaces on its dorsal end and are hence called bicephalic.
II: connect to the sternum directly or indirectly with the help of hyaline cartilage.
 
1. Only I is correct 2. Only II is correct
3. Both I and II are correct 4. Both I and II are incorrect
Subtopic:  Sternum & Ribs |
 79%
From NCERT
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Identify the incorrect statement:

1. Each limb in humans has 30 bones.
2. Metacarpals are 8 in number while the metatarsals are 7 in number.
3. Patella forms the knee cap.
4. Femur is the longest bone in the human body.
Subtopic:  Appendicular Skeleton: Upper Limb | Appendicular Skeleton |
 86%
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A glenoid cavity is:
1. seen in scapula and articulates with head of humerus
2. seen in coxal bone and articulates with head of femur
3. seen in clavicle and articulates with sternum
4. seen in femur and articulates with patella
Subtopic:  Appendicular Skeleton: Upper Limb |
 90%
From NCERT
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Which of the following is not correct regarding scapula?

I: It is situated in the dorsal part of the thorax between the second and the seventh ribs
II: Clavicle articulates with the acromion process of scapula.
 
1. Only I 2. Only II
3. Both I and II 4. Neither I nor II
Subtopic:  Sternum & Ribs |
 53%
From NCERT
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