Almost all mammals have seven

1. cervical vertebrae 2. carpal bones
3. cranial bones ​​​​​​ 4. sacral vertebrae

Subtopic:  Vertebral column |
 90%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The head of the humerus forms a ball and socket joint with a scapular:

1.acromion process.2.glenoid cavity.
3.coracoid process.4.acetabulum.

Subtopic:  Appendicular Skeleton: Girdle |
 70%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The clavicle articulates with:
1. first rib and thoracic vertebra
2. humerus and sternum
3. cervical rib and sternum
4. scapula and sternum

Subtopic:  Appendicular Skeleton |
 63%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

There are 8 and 7 bones respectively in:

1. tarsal [ankle] and carpal [wrist]

2. carpal[wrist] and tarsal[ankle]

3. neurocranium and facial skeleton

4. facial skeleton and neurocranium

Subtopic:  Appendicular Skeleton: Upper Limb |
 84%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Identify the correct characteristic of a skeletal muscle:
1. spindle-shaped cells
2. involuntary control
3. true syncytium
4. non striated

Subtopic:  Skeletal Muscle: Basic Anatomy |
 66%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

A muscle fasciculus is surrounded by:

1. perimysium 2. endomysium
3. epimysium 4. hypomysium
Subtopic:  Skeletal Muscle: Basic Anatomy |
 54%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

Arrange the given structures in relation to a skeletal muscle in descending order of their size:

a. whole muscle
b. muscle fiber (cell)
c. myofilament
d. myofibril
e. muscle fasciculus

1. a, b, e, c, d 2. a, b, e, d, c
3. a, e, b, c, d 4. a, e, b, d, c
Subtopic:  Skeletal Muscle: Basic Anatomy |

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

The correct statement regarding myofibril would be:

1. It is the name for a muscle cell.

2. It contains sarcoplasmic reticulum.

3. It is made up of many sarcomeres.

4. It is a bundle of muscle cells.

Subtopic:  Skeletal Muscle: Sarcomere |
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Myosin myofilaments are

1. made up of thick and thin myofilaments.

2. found only in the H zone.

3. not seen in the H zone.

4. attached to filaments that form the M line.

Subtopic:  Skeletal Muscle: Myofilaments |
 58%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Identify the correct statement:

1. Tropomyosin is found in two forms – monomeric G and polymeric F.

2. The head of the myosin molecule binds to an active site on G actin.

3. ATPase is present in troponin A.

4. Actin molecules do not move during muscle contraction.

Subtopic:  Skeletal Muscle: Myofilaments |
 59%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.