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PN 106-6; CANCER EXAM QUESTIONS WITH 100% VERIFIED ANSWERS
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PN 106-6; CANCER EXAM QUESTIONS WITH 100% VERIFIED ANSWERS....
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cells - ANSWER the smallest living structural and functional subunits of thebody
cell structure - ANSWER everything inside the cell including the plasma
membrane, cytoplasm, and nucleus
nucleus - ANSWER cells control centre; containing the individual unique DNA
mutations - ANSWER a random error in gene replication that leads to a change,
DNA mistakes
mitosis - ANSWER cell reproduction, after 46 chromosomes have replicated,
divides into 2 cells each with its own set of chromosomes
cell cycle - ANSWER the duration of the cells life, the time it takes for mitosis
to occur, the growth ratio, the frequency of cell loss, and the doubling time are
important concepts r/t tumor growth and treatment strategies
-muscle
-connective
-epithelial
-nervous - ANSWER 4 types of tissues:
oncology - ANSWER the branch of medicine dealing with tumors and cancer
cancer - ANSWER a group of cells that grows out of control, taking over the
function of the affected organ; a disease with different causes, manifestations,
treatments, and prognoses
neoplasm or tumor - ANSWER cells that reproduce abnormally; new growth or
formation
, benign - ANSWER tumor is a cluster of cells that is not normal to the body but
is noncancerous; grow very slow and have normal tissue function
malignant - ANSWER tumor that resists treatment and tend to worsen and
threaten life, can travel to and infect surrounding tissue; grow and reproduce
rapidly
in situ - ANSWER neoplastic cells that remain in one area and are localized
metastasis - ANSWER spread of the tumor from the primary site into separate
and distant areas
100 - ANSWER how many different types of cancer are there?
50-60 - ANSWER normal cells are limited to how many divisions before they
die?
unlimited - ANSWER how many times can cancer cells divide?
cell mutation - ANSWER a sudden change that affects the chromosomes,
causing the new cell to differ from its parent cell
malignant cell enzymes - ANSWER destroy glue-like substance found b/t
normal cells, which disrupts the transfer of information used for normal cell
structure
initiation - ANSWER causes an alteration in genetic structure of the cell DNA.
associated with exposure to carcinogen
promotion - ANSWER occurs after repeated exposure to carcinogens causes the
initiated cells to mutate and form a tumor
progression - ANSWER further genetic mutations occur leading to growth and
metastasis of the tumor
-environmental factors
-genetics
-certain viruses
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