Radiation hazard

Radiation hazards are as follows:

1. Immediate hazards
• Bone marrow depression
• Immune suppression
• Damage to intestinal mucosa causing diarrhea and malabsorption.
• Baldness
• Rough and scaly skin
• In pregnancy: Fetal growth retardation, congenital malformations of fetus, fetal death.
2. Delayed hazards
• Carcinogenesis
• Sterility
• Cataract
3. Genetic defects
• DNA damage
• Mutation

Name the radio-sensitive tissue.

The following tissues are sensitive to radiation. These are mostly rapidly dividing tissues.

1. Bone marrow
2. Gonads
3. Lymph node
4. Skin
5. Intestine.