Q. No.Which of the following masks the active sites on actin when a skeletal muscle is relaxed?
1.
Tropomyosin
2.
Troponin
3.
Calmodulin
4.
Ubiquitin
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
During muscle contraction, the event shown in the following diagram describes:
1. cross bridge detachment
2. the power stroke or working stroke
3. cross bridge formation
4. cocking of myosin head
The pubic bones, constituent of the coxal bone, are held together ventrally by a:
1. syndesmosis
2. diarthrotic
3. symphysis
4. synchondrosis
The total number of vertebrosternal and vertebrochondral ribs in human body respectively are:
| 1. | 7 and 3 | 2. | 14 and 6 |
| 3. | 3 and 7 | 4. | 6 and 14 |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Progressive degeneration of skeletal muscle mostly due to genetic disorder is called:
| 1. | Myasthenia gravis | 2. | Muscular dystrophy |
| 3. | Poliomyelitis | 4. | Muscle hyperplasia |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
An example of a fibrous joint ‘gomphosis’ in the human body is:
| 1. | humerus-ulna | 2. | femur-innominate |
| 3. | tooth-alveolus | 4. | mandible-temporal |
With respect to the human skeleton, the largest ‘foramen’ will be the:
1. foramen magnum
2. optic foramen
3. obturator foramen
4. mandibular foramen
Identify the incorrectly matched pair:
1. Sternum: Breast bone
2. Clavicle: Collar bone
3. Patella: Knee cap
4. Coxa: Shoulder blade
© 2025 GoodEd Technologies Pvt. Ltd.