Preksha Dhyana Human Body Part 2

Author(s): Jethalal S Zaveri
Publisher: Jain Vishva Bharati

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rected by pulling the arm away from the trunk and rotating it suitably. Most common injury to the knee is a crushing or tearing of one of the cartilages. The condition is extremely painful and the knee may have a tendency to lock suddenly. Removal of the damaged cartilage is often the only effective treatment. (The knee can function more or less satisfactorily even without the cartilage). Foot-ball players and other athletes may acquire a “trick knee" by tearing the ligaments that lash the bones together. The knee may unexpectedly give way. A flexible (elastic) bandage may be used to provide support.
A fracture is the breaking or cracking of a bone. If the skin is unbroken, it is a simple fracture. If the broken ends of the bone protrude outside, it is a compound fracture. In a comminuted fracture the bone is splintered into small fragments.
Herneated Disc (Slip-disc)
Between each pair of vertebrae there is an intervertebral disc, a compressible, cushion-like pad composed of tough fibrous tissue and eartilage and filled with a protein solution. Damage to the sorrounding tissues may cause disc to bulge or slip out of its normal position, and cause backpain. If the disc presses on the sciatic nerve, pain in the legs (sciatica) will also be experienced. Bed-rest and painkillers are generally prescribed. Remedial exercises may also be used. Regular practice of suitable postures and exercise can prevent the recurrence.
Arthritis, Rheumatism, Rheumatic Fever
Arthritis-an inflammation of the joint, is probably the most widespread crippling disease. Fifty varieties are known; the most common are : osteoarthritis, rheumatoid arthritis and gouty arthritis. Osteoarthritis is a degenerative disease, which occurs in middle and old age. The constant wear and tear on weight-bearing joints (e.g. knees) produces a softening
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