Question

what are different types of tumours ??

Answer 1

Answer:

Cancer, also called malignancy, is an abnormal growth of cells. There are more than 100 types of cancer, including breast cancer, skin cancer, lung cancer, colon cancer, prostate cancer, and lymphoma. Symptoms vary depending on the type.

Explanation:

Four main types of cancer are:

.Carcinomas. A carcinoma begins in the skin or the tissue that covers the surface of internal organs and glands. ...

.Sarcomas. A sarcoma begins in the tissues that support and connect the body. ...

.Leukemias. Leukemia is a cancer of the blood. ...

.Lymphomas.

Answer 2

Types of tumours :

✼ Benign (non cancerous tumours) :

• They are generally small , localized with a fibrous outer capsule.
• They Remain confined to their location and do not spread to other parts of the body .
• They are harmless and cause little damage.
• They can be removed by simple surgery.
• Ex :- uterine fibroids in a female human.

✼ Pre malignant :

• Also called 'Carcinoma in situ ' in which cells transform into cancerous cells in due course of time .

✼ Malignant (cancerous tumours) :

• These are harmful and lethal .
• It is a mass of neoplastic cells .
• These cells can detach and migrate to other parts of the body where they give rise to secondary tumours. This property is called metastatis .
• Some neoplasms however do not form solid tumour .
• Ex :- Leukemia