Locomotion and Movement Question 42

42. Which of the following diseases is an autoimmune disorder?

[2019, Odisa]

(a) Gout

(b) Myasthenia gravis

(c) Arthritis

(d) Osteoporosis

Show Answer

Answer : b

Hints & Solutions

(b) Myasthenia gravis is autoimmune disorder that affects neuromuscular junction leading to fatigue, weakening and paralysis of skeletal muscles. Arthritis is inflammation of one or more joints. It is characterised by pain, stiffness and limited function of joints. Gout, a type of metabolic arthritis (diet related) is inflammation of joints due to accumulation of uric acid crystals. It can cause painful swelling in joints and typically affects the big toe. Osteoporosis is age related disorder characterised by decreased bone mass and increased chances of fractures. It starts with the roughening of cartilage. An autoimmune disease is a condition arising from an abnormal immune response to a functioning body part. There are at least 80 types of autoimmune diseases. Nearly any body part can be involved. Common symptoms include low grade fever and feeling tired. Often symptoms come and go. Autoimmune disorders in general cannot be cured, but the condition can be controlled in many cases. Historically, treatments include: anti-inflammatory drugs to reduce inflammation and pain.



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