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A practice exam for bio 375 with 25 questions and answers related to malignant tumors, immune response, inflammatory response, genetics, and congenital defects. It covers various topics such as chromosomal disorders, benign and malignant tumors, iatrogenic diseases, and systemic signs of disease.
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Bio 375 Practice Exam 1
A. (^) identify the original cell from which the tumor developed B. (^) locate and identify the primary tumor C. (^) decide the initiating factor for a particular tumor D. (^) determine the best treatment and the prognosis
T F 2. (^) Incomplete penetrance occurs when dominant genes seem to skip
generations in a pedigree.
A. (^) T–helper cells B. (^) macrophages C. (^) eosinophils D. (^) monocytes
A. (^) bleeding occurs under the burn surface B. (^) the heart is damaged by toxic materials C. (^) fluid and protein shift out of the vascular compartment D. (^) vasoconstriction occurs in the burn area
A. (^) fibrosis B. (^) regeneration C. (^) resolution D. (^) repair by scar tissue
A. (^) 5, 3, 2, 1, 4 B. (^) 1, 2, 4, 5, 3 C. (^) 2, 3, 5, 4, 1 D. (^) 3, 2, 5, 1, 4
A. (^) it occurs when IgE antibodies on the skin react with the causative substance B. (^) it may result from ingested foods C. (^) the urticaria (hives) gradually spreads over the body D. (^) a type IV reaction occurs in areas of direct contact with the causative substance
A. (^) an inherited disorder B. (^) a combination of specific etiologic factors C. (^) an unwanted effect of a prescribed drug D. (^) prolonged exposure to toxic chemicals in the environment
A. (^) unencapsulated, invasive B. (^) it consists of undifferentiated cells C. (^) it exerts systemic effects D. (^) cells appear relatively normal
A. (^) persistent, unusual bleeding B. (^) a change in bowel habits C. (^) sudden development of fever, nausea, and diarrhea D. (^) a change in shape, color, or surface of a skin lesion
A. (^) metaplasia B. (^) atrophy C. (^) dysplasia D. (^) hypertrophy
A. (^) an increase in the size of the individual cells B. (^) an increase in the number of cells in an area C. (^) replacement of normal cells by a different type of cell D. (^) a decrease in the size of the individual cells
T F 13. (^) Chromosomal defects usually result from an error during meiosis.
A. (^) autosomal dominant disorder B. (^) multifactorial disorder C. (^) developmental defect D. (^) chromosomal disorder
A. (^) size of the tumor B. (^) number of metastases C. (^) degree of differentiation of the cells D. (^) number of lymph nodes involved
the:
A. (^) period of fertilization B. (^) first six months of pregnancy C. (^) period of organogenesis D. (^) final three months of pregnancy
A. (^) 1, 4 B. (^) 1, 5 C. (^) 3, 4 D. (^) 2, 5
release of chemical mediators, this reaction is called:
A. (^) cytotoxic hypersensitivity B. (^) immune complex hypersensitivity C. (^) type I hypersensitivity D. (^) type IV hypersensitivity