Advertisements
Advertisements
प्रश्न
In malignant tumors, the cells proliferate, grow rapidly and move to other parts of the body to form new tumors. This stage of disease is called ______.
पर्याय
metagenesis
metastasis
teratogenesis
mitosis
Advertisements
उत्तर
In malignant tumors, the cells proliferate, grow rapidly and move to other parts of the body to form new tumors. This stage of disease is called metastasis.
Explanation:
In malignant tumors, the stage where cancer cells proliferate, grow rapidly, and move to other parts of the body to form new tumors is called metastasis. During metastasis, cancer cells invade surrounding tissues, enter the bloodstream or lymphatic system, and establish secondary tumors at distant sites in the body.
APPEARS IN
संबंधित प्रश्न
Cancer is one of the most dreaded diseases. Explain 'Contact inhibition' and 'Metastasis' with respect to the disease
Differentiate between a benign tumor and a malignant tumor.
Name one chemical carcinogen with its target tissue.
Inactive gene that can cause cancer is called ______.
What is ‘Leukemia’?
Explain any four therapies used in treatment of cancer.
Cancer cells are more easily damaged by radiations than normal cells because they are ______.
Metastasis is associated with ______.
Carcinogens are cancer causing agents.
Blood cancer is called ______.
Stomach cancer is characterised as ______.
All of the following are cancer-causing, EXCEPT ______.
How do normal cells get transformed into cancerous neoplastic cells? Elaborate giving three examples of inducing agent.
One of the following is INCORRECT about cancer cells.
AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?
In the given flow diagram, the replication of retrovirus in a host is shown. Observe and answer the following questions.
Fill in (1) and (2)
Why is the virus called retrovirus?
Can the infected cell survive while viruses are being replicated and released?
The interferons are ______.
Name any two techniques used to detect the cancer of internal organs and write about any one of them.
Immunotherapy these days is one of the most efficient ways of treatment of cancer. The therapy involved activates the immune system and destroys the tumour.
- Write an example of one such biological response modifier used in immunotherapy.
- Why do patients need such substances if immune system is already working in body?
- State what is 'Contact inhibition'.
