Q. No.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.
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.
The first carpometacarpal joint at the base of the thumb is a:
| 1. | ellipsoidal joint | 2. | pivot joint |
| 3. | saddle joint | 4. | gliding joint |
Pain and inflammation that occur when too much uric acid crystallizes and deposits in the joints are known as:
| 1. | gout | 2. | osteoarthritis |
| 3. | osteoporosis | 4. | rheumatoid arthritis |
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 |
Almost all mammals have seven
| 1. | cervical vertebrae | 2. | carpal bones |
| 3. | cranial bones | 4. | sacral vertebrae |
The pectoral girdle is composed of
| 1. | coxa and femur | 2. | scapula and humerus |
| 3. | scapula and clavicle | 4. | clavicle and sternum |
The first cervical vertebra in humans is known as the
| 1. | atlas | 2. | axis |
| 3. | vertebra prominens | 4. | synsacrum |
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