Which of the following is a sesamoid bone?
1. Sternum
2. Clavicle
3. Patella
4. Navicular

Subtopic:  Appendicular Skeleton |
 82%
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Accumulation of uric acid in joints will lead to:

1. Rheumatoid arthritis 2. Osteoarthritis
3. Osteomalacia 4. Gouty arthritis
Subtopic:  Synovial Joint |
 91%
From NCERT
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The total number of floating ribs in human skeleton is:

1. 2 2. 4
3. 6 4. 14
Subtopic:  Axial Skeleton: I | Axial Skeleton: II |
 77%
From NCERT
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As the distance from Z line to Z line decreases, which bands shorten in a sarcomere?

1. the I band and H band 2. the I band and A band
3. the A band and H band 4. all bands shorten
Subtopic:  Sliding Filament Theory |
 89%
From NCERT
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The joint between atlas and axis vertebra is classified as:

1. Saddle joint 2. Pivot joint
3. Gliding joint 4. Hinge joint
Subtopic:  Synovial Joint |
 92%
From NCERT
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The dark and light bands seen as striations in a skeletal muscle are located on:

1. Myofilaments 2. Muscle fiber
3. Myofibril 4. Motor unit
Subtopic:  Skeletal Muscle: Sarcomere |
 54%
From NCERT
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All the following regarding red muscle fibers are true except:

1. They are adapted for slow and sustained activity
2. They have a high content of myoglobin
3. They are rich in mitochondria
4. They depend on anaerobic process for energy
Subtopic:  Muscle Contraction: Other Considerations |
 85%
From NCERT
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A flat bone present on the ventral midline of thorax is called as:

1. Hyoid 2. Clavicle
3. Sternum 4. Vertebral body
Subtopic:  Axial Skeleton: I | Axial Skeleton: II |
 92%
From NCERT
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The central part of the thick filaments not overlapped by the thin filaments is called as:

1. A band 2. I band
3. H zone 4. Sarcomere
Subtopic:  Skeletal Muscle: Sarcomere |
 88%
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What protein is arranged along the length of actin filaments and is involved in regulation of skeletal muscle contraction?

1. Troponin 2. Calmodulin
3. Tropomyosin 4. Light meromyosin
Subtopic:  Sliding Filament Theory |
 65%
From NCERT
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