Chronic auto immune disorder affecting neuro muscular junction leading to fatigue, weakening and paralysis of skeletal muscle is called as:

1. Myasthenia gravis 2. Gout
3. Arthritis 4. Muscular dystrophy

Subtopic:  Disorders of Muscular and Skeletal System |
 78%
From NCERT
NEET - 2021
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Match List-I with List-II

List-I List-II
(a) Scapula (i) Cartilaginous joints
(b) Cranium (ii) Flat bone
(c) Sternum (iii) Fibrous joints
(d) Vertebral column (iv) Triangular flat bone


Choose the correct answer from the options given below:

(a) (b) (c) (d)
1. (iv) (ii) (iii) (i)
2.  (iv) (iii) (ii) (i)
3. (i) (iii) (ii) (iv)
4. (ii) (iii) (iv) (i)
Subtopic:  Axial Skeleton: II | Appendicular Skeleton: Girdle | Fibrous & Catilaginous Joints |
 79%
From NCERT
NEET - 2021
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The name of the joint between the ribs and sternum is:
1. Cartilaginous joint
2. Angular joint
3. Gliding joint
4. Fibrous joint

Subtopic:  Fibrous & Catilaginous Joints |
 83%
From NCERT
AIPMT - 2000
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Unit of contraction in a muscle fiber is:
1.  Sarcomere
2.  Muscle fiber
3.  Actin
4.  None

Subtopic:  Skeletal Muscle: Sarcomere |
 94%
From NCERT
AIPMT - 1998
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The type of muscles present in our:

1. upper arms are smooth muscle fibres fusiform in shape
2. heart is involuntary and unstriated smooth muscles
3. intestine are striated and involuntary 
4. thighs are striated and voluntary
Subtopic:  Skeletal Muscle: Basic Anatomy |
 77%
From NCERT
AIPMT - 2011
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Which one of the following pairs of chemical substances, is correctly categorised?

1. Pepsin and prolactin - Two digestive enzymes secreted in the stomach
2. Troponin and myosin - Complex proteins in striated muscles
3. Secretin and rhodopsin - Polypeptide hormones
4. Calcitonin and thymosin - Thyroid hormones
Subtopic:  Skeletal Muscle: Myofilaments |
 85%
From NCERT
AIPMT - 2012
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Match the following columns and select the correct option:

Column-I Column-II
(a) Gout  (i) Decreased levels of estrogen
(b) Osteoporosis  (ii) Low Ca++ ions in the blood
(c) Tetany (iii) Accumulation of uric acid crystals
(d) Muscular dystrophy  (iv) Autoimmune disorder
(v) Genetic disorder
 

Options: (a) (b) (c) (d)
1. (ii) (i) (iii) (iv)
2. (iii) (i) (ii) (v)
3. (iv) (v) (i) (ii)
4. (i) (ii) (iii) (iv)

Subtopic:  Disorders of Muscular and Skeletal System |
 88%
From NCERT
NEET - 2020
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Which of the following is present between the adjacent bones of the vertebral column?
1. Smooth muscle
2. Intercalated discs
3. Cartilage
4. Areolar tissue 
Subtopic:  Fibrous & Catilaginous Joints |
 67%
From NCERT
NEET - 2022
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Given below are two statements: 
Assertion (A): Osteoporosis is characterised by decreased bone mass and increased chances of fractures.
Reason (R): Common cause of osteoporosis is increased levels of estrogen.
In the light of the above statements, choose the most appropriate answer from the options given below:
1. (A) is not correct but (R) is correct.
2. Both (A) and (R) are correct and (R) is the correct explanation of (A).
3. Both (A) and (R) are correct but (R) is not the correct explanation of (A).
4. (A) is correct but (R) is not correct.
Subtopic:  Disorders of Muscular and Skeletal System |
 75%
From NCERT
NEET - 2022
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Which of the following is a correct match for disease and its symptoms?
 
1. Muscular dystrophy An auto immune disorder causing progressive degeneration of skeletal muscle
2. Arthritis Inflamed joints 
3. Tetany high Ca2+ level causing rapid spasms.
4. Myasthenia gravis Genetic disorder resulting in weakening and paralysis of skeletal muscle 
Subtopic:  Disorders of Muscular and Skeletal System |
 70%
From NCERT
NEET - 2022
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