What type of muscles do you expect to find in the inner walls of hollow visceral organs?

1. Involuntary, nonstriated 2. Voluntary, nonstriated
3. Involuntary, striated 4. Voluntary, striated

Subtopic:  Skeletal Muscle: Basic Anatomy |
 90%
From NCERT
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During muscle contraction, when the myosin head releases ADP and iP it:
1. forms cross bridge with actin
2. pulls actin towards M-line
3. goes back to its relaxed state
4. gets detached from the cross bridge

Subtopic:  Sliding Filament Theory | Energy for Muscle Contraction |
From NCERT
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Muscle weakness because of abnormal neuromuscular junction activity is seen in:

1. poliomyelitis 2. myasthenia gravis
3. multiple sclerosis 4. muscular dystrophy
Subtopic:  Disorders of Muscular and Skeletal System |
 76%
From NCERT
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Which of the following masks the active sites on actin when a skeletal muscle is relaxed?

1. Tropomyosin 2. Troponin
3. Calmodulin 4. Ubiquitin
Subtopic:  Sliding Filament Theory | Energy for Muscle Contraction |
 85%
From NCERT
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All the following are cranial bones except:

1. Ethmoid 2. Sphenoid
3. Temporal 4. Zygomatic
Subtopic:  Axial Skeleton: I |
 84%
From NCERT
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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

Subtopic:  Sliding Filament Theory |
 75%
From NCERT
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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
Subtopic:  Axial Skeleton: I | Axial Skeleton: II |
 76%
From NCERT
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The total number of phalanges in the human body are:

1. 14 2. 28
3. 56 4. 7
Subtopic:  Appendicular Skeleton |
 64%
From NCERT
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Progressive degeneration of skeletal muscle mostly due to genetic disorder is called:

1. Myasthenia gravis 2. Muscular dystrophy
3. Poliomyelitis 4. Muscle hyperplasia
Subtopic:  Disorders of Muscular and Skeletal System |
 86%
From NCERT
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Identify the incorrect statement:
1. The human skull is monocondylic
2. The human ribs are bicephalic
3. The human mandible is craniostylic
4. Patella is a sesamoid bone

Subtopic:  Synovial Joint |
 86%
From NCERT
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