1. Following routine colonoscopy screening, a client is told
that he had several polyps removed. The client began crying
stating, “I just can't deal with cancer. I'm too young.” The nurse
responds:A) “Don't worry. We
...
1. Following routine colonoscopy screening, a client is told
that he had several polyps removed. The client began crying
stating, “I just can't deal with cancer. I'm too young.” The nurse
responds:A) “Don't worry. We have some great cancer
doctors on staff. I'm sure chemo will help you fight it.”B) “Maybe
if you're lucky, they have stopped it from metastasizing to your
liver.”C) “A simple intestinalsurgery will cure you.”D) “Most
colon polyps are not cancerous. The biopsy results will direct your
care.”Ans: D Feedback:A polyp is a growth that
projects from a mucosal surface, such as the intestine. Although
the term usually implies a benign neoplasm, some malignant
tumors also appear as polyps. Adenomatous polyps are considered
precursors to adenocarcinomas of the colon.
2. A lung biopsy and magnetic resonance imaging have
confirmed the presence of a benign lung tumor in a client. Which of
the following characteristics is associated with this client's
neoplasm?A) The tumor will grow by expansion and is likely
encapsulated.B) The cells that constitute the tumor are
undifferentiated, with atypicalstructure.C) If left untreated,
the client's tumor islikely to metastasize.D) The tumor is likely
to infiltrate the lung tissue that presently surrounds it.Ans:
A Feedback: Benign neoplasms typically
grow by expansion rather than invasion. As well, they are usually
contained within a fibrous capsule. Malignant tumors are
associated with undifferentiated cells, metastasis, and infiltration
of surrounding tissue.
3. A newly diagnosed lung cancer client asks how his tumor
spread (metastasized) so fast without displaying many
signs/symptoms. The nurse responds that malignant tumors affect
area tissues by:A) Increasing tissue blood flowB) Providing
essential nutrientsC) Liberating enzymes and toxinsD)
Forming fibrous membranesAns: C
Feedback: Malignant tumors affect area tissues
by liberating enzymes and toxins that destroy tumor tissue and
normal tissue. In addition, the malignant cells compress area
vessels, causing ischemia and tissue necrosis. The high metabolic
rate of tumor growth causes the tumor to deprive the normal
tissues of essential nutrients.
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