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Exam (elaborations)

NURS 2101 PREP EXAM

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NURS 2101 PREP EXAM...

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  • August 8, 2024
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  • 2024/2025
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  • NURS 2101
  • NURS 2101
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NURS 2101 PREP EXAM


Which of the following compounds has been shown to increase the risk of cancer
when used in combination with smoking?

alcohol



The best explanation for higher rates of cancer in older populations is:

.

the development of cancer requires several mutations over time.



Oncogenes are:

genes that promote the development of cancer



A patient has been diagnosed with colorectal cancer, which is a malignant tumour.
Which feature is characteristic of a malignant tumour?

invades local tissues and structures



What are oncogenes?

Genes that have undergone mutation that direct the synthesis of protein to
accelerate the rate of tissue proliferation



Intestinal polyps are benign neoplasms and the first stage in the development of
colon cancer. These findings support the notion that:

an accumulation of mutations in specific genes is required for the development of
cancer.

,Mutations in proto-oncogenes generally

result in enhanced cell proliferation.



Regarding the pathogenesis of colorectal cancer which of the following is correct?

Colon cancer usually begins with a defect in a tumour suppressor gene



Regarding the incidence of colorectal cancer (CRC) in Australia, which of the
following is true?

CRC has the second-highest number of cancer deaths after lung cancer.

Regarding prevention or reducing the risk of colorectal cancer which of the
following is correct?

Risk can be reduced by eating a healthy diet and having regular exercise

Almost all cases of bowel cancer are preceded by?

Adenomas



Regarding prevention or reducing the risk of colorectal cancer which of the
following is correct?

Risk can be reduced by eating a healthy diet and having regular exercise



Regarding the pathogenesis of colorectal cancer which of the following is correct?

All of the above are correct



CorrectB.

Colon cancer usually begins with a defect in a tumour suppressor gene

,C.

Colon cancer usually begins with a mutation that causes cells to undergo apoptosis



D.

Colon cancer often begins with inactivation of one or more oncogene

colon cancer usually begins with a defect in a tumour suppressor gene



he development of colorectal cancer is a multistep process. This means that:

colorectal cancer results from an accumulation of mutations in a single cell or
progeny of that cell

Physical activity has been shown to reduce the risk of which of the following types
of cancer?

colon

what is is acidic

pH<7



What is allogenic

Cells or tissues which are immunologically incompatible

What is anaemia

Decreased number of RBCs and oxygen carrying capacity




what is anaphylaxis

Acute allergic reaction to antigen to which the body has become

, hypersensitive




What is ascites

Fluid accumulation in peritoneal cavity




Which of the choices below is not a source of glucose during the postabsorptive
state?

absorption of glucose from the GI tract




The ducts that deliver bile and pancreatic juice from the liver and pancreas,
respectively, unite to form the ________.

hepatopancreatic ampulla




The process of breaking triglycerides down into glycerol and fatty acids is known
as ________.

lipolysis




In gluconeogenesis, during the postabsorptive state, amino acids and ________ are
converted to glucose.

glycerol

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