Biology, asked by DnAditiapriyabalak, 1 year ago

Enlist any three disorders of each skeletal and muscular system. Explain any three of them.

Answers

Answered by bhavnasingh2904
1

NCERT based Answer for Class 11 Biology Students

Disorders of Muscular and Skeletal System:

1. Myasthenia gravis: Autoimmune disorder affecting neuromuscular junction leading to fatigue, weakening and paralysis of skeletal muscle.

2. Muscular dystrophy: Progressive degeneration of skeletal muscle due to genetic disorder.

3. Tetany: Uncontrolled muscular contractions due to low calcium levels in body fluid.

4. Arthritis: Inflammation of joints.

5. Osteoporosis: Age related disorder characterised by decreased bone mass and increased chances of fractures. Decreased levels of estrogen after menopause is a common cause in women.

6. Gout: Inflammation of joints due to accumulation of uric acid crystals.

7. Rheumatoid Arthritis: It is an autoimmune disorder in which immune system of the body attacks tissues of cartilage and joints.

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