0000106004 00000 n 0000086237 00000 n 0000086665 00000 n 0000016833 00000 n Stomach (783 000 deaths) 4. 0000107129 00000 n 0000089776 00000 n 0000086188 00000 n 0000068847 00000 n 0000020449 00000 n 0000065040 00000 n 0000095288 00000 n 0000066230 00000 n 0000087997 00000 n 0000111807 00000 n 89 0 obj <> endobj 0000097662 00000 n Carcinogenesis, also called oncogenesis or tumorigenesis, is the formation of a cancer, whereby normal cells are transformed into cancer cells.The process is characterized by changes at the cellular, genetic, and epigenetic levels and abnormal cell division.Cell division is a physiological process that occurs in almost all tissues and under a variety of circumstances. 0000070583 00000 n 0000058233 00000 n 0000073319 00000 n 0000112128 00000 n 0000070161 00000 n 0000091360 00000 n 0000091110 00000 n 0000106781 00000 n 0000080911 00000 n 0000064790 00000 n ADVERTISEMENTS: In this article we will discuss about the chemical and physical types of mutagens. 0000066911 00000 n 0000031511 00000 n 0000108659 00000 n 0000081945 00000 n 0000091796 00000 n 0000062585 00000 n 0000094054 00000 n 0000080050 00000 n 0000101816 00000 n 0000077553 00000 n 0000076069 00000 n 0000105512 00000 n 0000078019 00000 n 0000111856 00000 n 0000095925 00000 n Colorectal (1.80 million cases) 4. 0000074743 00000 n 0000103280 00000 n Duration of exposure. 870 0 obj <>stream ���ˡcJj�'D\��Vub�N����Sz��F楶���TP�#M�9�R��y�����#�(�UYs�ơ�>� "�а7sZУ�u 1J�� g�9�.b�ҩ��pj�6��Ր��o��c�%���O�{{�n5(c���n�������� �{x/�x�b�lW8F#Msb��)�~���!#��I�8��n3�/Xd7 �y���nQѝ�3b[���uV�>��p�(1[��F��YgTwE� k�3�X1#��g��>�����-yj�")�Izz^B_�M���ʛ^ia�92lV��֏� �-ˈ���x����/�x@���5�E��_���o��s}/���>��f����ױG���X��o��F?�o 0000079437 00000 n 0000094892 00000 n 0000107031 00000 n 0000079888 00000 n 0000103491 00000 n 0000079687 00000 n 0000105808 00000 n Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body. 0000085650 00000 n 0000082303 00000 n 0000080104 00000 n 0000070387 00000 n 0000060127 00000 n 0000082249 00000 n 0000088398 00000 n 0000105709 00000 n 0000071844 00000 n 0000074482 00000 n 0000091010 00000 n 0000102151 00000 n Lung (2.09 million cases) 2. 0000091664 00000 n 0000076480 00000 n 0000103226 00000 n 0000088875 00000 n 0000020635 00000 n 0000073812 00000 n 0000064741 00000 n 0000020542 00000 n 0000066018 00000 n 0000064514 00000 n 0000060616 00000 n 0000088344 00000 n In 1914, the somatic mutation theory for cancer was put forward. 0000086487 00000 n 0000081164 00000 n Physical condition of exposed person. 0000083514 00000 n 0000070828 00000 n 0000067844 00000 n 0000077298 00000 n 0000086134 00000 n 0000072310 00000 n ... Mutation and cancer - Carcinogens = Mutagens. 0000111910 00000 n Environmental Sanitation In Community Health Nursing Ppt Assessment Data Goals & Outcome #Community Health Nursing Care Plan #Trailer Statement #1 Statement #2 Resources Ackley, B. 0000090440 00000 n cinogenic capacity of physical agents was made by Turner, who found that Bakelite disks, implanted in rats, provoked local fibrosarco-mas.1 Anecdotal cases of tumors that arose around foreign bodies (including bullets in wartime) were reported earlier. 0000110910 00000 n 5. 0000095729 00000 n 0000097506 00000 n 0000109777 00000 n Most mammal cells form a single layer in a culture dish and stop dividing once they touch other cells. 0000092211 00000 n 0000108159 00000 n 0000106884 00000 n 0000077450 00000 n 0000099620 00000 n Geeta Mohan Cancer Biology The word ‘cancer’ is derived from the word, ‘carcinos’ the Latin word for crab. 0000020904 00000 n 0000098482 00000 n 0000084282 00000 n 0000077097 00000 n <]>> 0000104565 00000 n 0000071253 00000 n 0000085088 00000 n 0000107232 00000 n Such an analysis has revealed evidence for both exogenous and endogenous molecular mechanisms of H��Uˎ�&���]��L6~d�yI���bi�Y06�Il\�N�}�TUW�L�iMgF%����9��{�0&w?��`� ��QXN�9�� 0000061352 00000 n 0000074428 00000 n 0000071199 00000 n 0000089881 00000 n 0000088226 00000 n Definitions Hazard – any thing, any substance, any activity that could cause harm Risk assessment – a combination of the likelihood that someone will be hurt and the severity of the injury or ill health Risk assessment is a physical & mental activity Pick a room, work area or lab. measures) Physical. 0000028175 00000 n Any substance that is capable of causing cancer. 0000106499 00000 n Mechanism of tumor development: Clonal expansion (tumor promotion) and genomic instability (tumor progression) result in … 0000082200 00000 n 0000083843 00000 n 0000015936 00000 n 0000097191 00000 n 0000089935 00000 n 0000065682 00000 n 0000085699 00000 n 89 782 0000093371 00000 n 0000059702 00000 n 0000104072 00000 n 0000084623 00000 n 0000108963 00000 n 0000092857 00000 n 0000088929 00000 n 0000073521 00000 n 0000092803 00000 n 0000102298 00000 n 0000081994 00000 n xref 0000070284 00000 n Radiation Carcinogenesis: • Ultraviolet (UV) light and ionising radiation - two main forms of radiation carcinogens which can induce cancer in experimental animals and are implicated in causation of some forms of human cancers. 0000105659 00000 n menarche Reproductive. 0000065251 00000 n 0000094539 00000 n 0000109017 00000 n 0000061694 00000 n 0000084520 00000 n � $��2p��u4`�X0�������,b��˔�����A���C��������.�eLPp��8�f"Cd�v�B����Ώ�#v�ٹ���g�t�p;051l`m�``L����pMx����6�N��]���@�oV� ��8,;�A�`� ]�޵������c`xd�;� ��J���������' 0000072919 00000 n 0000098854 00000 n Physical carci-nogenesis ( physical carcinogens—ionizing radiation, etc matter includes a variety of compounds! 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