This category covers disorders that affect the muscular and skeletal systems, including conditions like arthritis, osteoporosis, and muscular dystrophy, along with their causes and effects.
The quadriceps femoris is the primary muscle responsible for knee extension.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Rickets is caused by vitamin D deficiency, leading to weakened bones in children.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Bursitis is the inflammation of bursae, which cushion bones and tendons in joints.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Myasthenia gravis is an autoimmune disorder, not caused by bacterial infection.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Gout is caused by the accumulation of uric acid crystals in joints, leading to inflammation and pain.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Calcitonin stimulates osteoblasts to promote bone formation and lower blood calcium levels.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Gout is a joint inflammation caused by the deposition of uric acid crystals.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Osteoporosis is a condition in which bones become weak and brittle due to excessive calcium loss.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Multiple sclerosis is a neurological disorder caused by the immune system attacking the myelin sheath of neurons.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Tetany is caused by low calcium levels, leading to involuntary muscle spasms.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Multiple sclerosis is a neurological disorder caused by the degeneration of the myelin sheath surrounding neurons.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
Osteoporosis is a condition where bones lose density, making them fragile and prone to fractures.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Disorders of Muscular and Skeletal System
