BIO 322 Exam 1 Test Questions With Solved Solutions.
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Course
Bio 322
Institution
Bio 322
Cellular Adaptation - Answer changes made by a cell in response to adverse environmental changes
atrophy - Answer decrease/shrinkage in cell size
hypertrophy - Answer increase in cell size
Hyperplasia - Answer increase in cell number
metaplasia - Answer Mature cell type i...
Coagulative necrosis - Answer effects kidneys and heart; proteins denature from healthy to gel, then
gel to firm state
liquefactive necrosis - Answer affects brain/glial cells. cells are "digested" by hydrolases and tissue
because soft and watery. this forms cysts that rest of tissue walls off
caseous necrosis - Answer combo of coagulative and liquefactive necrosis- cells disintegrate and
denature; debris becomes walled off
fatty necrosis - Answer most commonly in abdominal structures and breasts; caused by lipases
Grangrenous necrosis - Answer occurs in extremities (and sometimes intestines) and is due to hypoxia
or bacterial infections
wet grangrene - Answer dying tissue due to a bacterial infection
dry gangrene - Answer no bacterial infection; tissue death due to hypoxia
Homozygous - Answer An organism that has two identical alleles for a trait
Heterozygous - Answer An organism that has two different alleles for a trait
autosomal dominant disorders - Answer The presence of a defect in only one of the alleles produces
clinical expression of the disease (DD or Dd causes presentation)
Dwarfism (causes) - Answer Mutation of chromosome 4 causing Growth Hormone Deficiency (no
receptors on cells from GH), along with isssues in ossification
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