Human Anatomy (8th Edition)
Human Anatomy (8th Edition)
8th Edition
ISBN: 9780134243818
Author: Elaine N. Marieb, Patricia Brady Wilhelm, Jon B. Mallatt
Publisher: PEARSON
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Chapter 21, Problem 2CYU

A sentinel lymph node is the first lymph node to receive drainage from the site of a tumor. This lymph node is tested to determine whether a cancer has spread from its initial location. In which group of lymph nodes would the sentinel node be located in a patient with throat cancer? A patient with breast cancer? A patient with cervical cancer?

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In a patient of 60 years old after the surgical removal of stomach cancer and subsequent treatment, an enlarged lymph node in the left supraclavicular area was detected. Atypical cells, which were similar to the cells of a previously removed tumor, were found after the biopsy of this lymph node, Questions: 6) Is kind of tumors (benign or malignant) is characterized by the presence of cellular atypism? 7) What are the characteristics of malignant tumors?
In a patient of 60 years old after the surgical removal of stomach cancer and subsequent treatment, an enlarged lymph node in the left supraclavicular area was detected. Atypical cells, which were similar to the cells of a previously removed tumor, were found after the biopsy of this lymph node, Questions: 4) What is the name of tumor cells spreading throughout the body? 5) What is the difference between tumor cells and normal cells?
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