WITH CORRECT ANSWERS GRADED A+
What is the primary reason benign tumors are less harmful than malignant tumors?
A. Benign tumors cannot grow larger than a specific size
B. Benign tumors do not metastasize or invade nearby tissues
C. Benign tumors have poorly defined boundaries
D. Benign tumors always regress naturally - ✅✅B. Benign tumors do not
metastasize or invade nearby tissues
Which of the following is an example of a malignant tumor?
A. Fibroid
B. Lipoma
C. Carcinoma
D. Adenoma - ✅✅C. Carcinoma
What is the term used for a tumor arising from connective tissues?
A. Carcinoma
B. Sarcoma
C. Adenoma
,D. Lipoma - ✅✅B. Sarcoma
Which of the following describes "contact inhibition"?
A. A mechanism that promotes rapid cell division
B. A trait lost in cancer cells, allowing uncontrolled growth
C. A feature of malignant tumors only
D. The ability of normal cells to detach from tissues - ✅✅B. A trait lost in cancer
cells, allowing uncontrolled growth
What is one of the main differences in cellular metabolism between normal and
cancer cells?
A. Cancer cells generate energy only through oxidative phosphorylation
B. Cancer cells utilize glycolysis even in the presence of oxygen
C. Normal cells metabolize nutrients faster than cancer cells
D. Cancer cells rely on slower metabolic pathways - ✅✅B. Cancer cells utilize
glycolysis even in the presence of oxygen
What type of tumor is characterized by being encapsulated and slow-growing?
A. Malignant tumor
B. Benign tumor
C. Sarcoma
, D. Leukemia - ✅✅B. Benign tumor
What does the presence of pleomorphic cells in a tumor indicate?
A. High differentiation of cells
B. Uniform size and shape of cells
C. Variability in size and shape, indicating malignancy
D. Low mitotic activity - ✅✅C. Variability in size and shape, indicating
malignancy
Which term encompasses both benign and malignant growths?
A. Tumor
B. Neoplasm
C. Cancer
D. Metastasis - ✅✅B. Neoplasm
What does the suffix "-oma" indicate in cancer nomenclature?
A) Cancer of epithelial cells
B) Tumor or neoplasm
C) Cancer originating from lymphatic tissue
D) Blood-forming cell cancer - ✅✅B) Tumor or neoplasm