Pathophysiology: A Practical Approach 3rd Edition Story Test Bank

Pathophysiology: A Practical Approach 3rd Edition Story Test Bank Questions with Answers & Rrational 1. Osmosis refers to the movement of water or another solvent across the cellular membrane from an area of low solute concentration to an area of high solute concentration. Meiosis is a form of cell division that occurs only in mature sperm and ova. Lysis occurs when too much water enters a cell membrane. Mitosis is the most common form of cell division. 2. Cells become specialized in their structure and function through differentiation. Proliferation is the process by which cells divide and reproduce. Atrophy refers to a type of cell adaptation. Pinocytosis refers to cell drinking. 3. Curative treatment seeks to eradicate the disease. Not all cancer treatment does this. Palliative treatment treats symptoms to increase comfort. Prophylactic treatment seeks to prevent cancer. 4. The fetus is most vulnerable to environmental influences from 15 to 60 days of gestation. This is the period immediately after fertilization and implantation, when much of the cellular differentiation is taking place. 5. Atrophy is the type of cellular adaptation that occurs because of decreased work demands on the cell. Hypertrophy is the opposite; it occurs when cells increase in size to try to meet increased work demand. Hyperplasia is an increase in the number of cells in an organ or tissue. Metaplasia is the process in which one adult cell is replaced by another cell type. 6. A female has two X chromosomes. A male has one X and one Y chromosome. No one has two Y chromosomes. Autosomes make up 22 of the 23 sets of paired chromosomes, with the remaining pair being the sex chromosomes. 7. Autosomal dominant disorders are passed from an affected parent to an offspring regardless of sex. This is not true of all sex-linked disorders. Fragile X syndrome is a sexlinked disorder which affects males. 8. Gangrene is a form of coagulative necrosis, which results in an interruption in blood flow. Caseous necrosis happens when necrotic cells disintegrate but cellular debris remains. Liquefaction necrosis occurs when caustic enzymes dissolve and liquefy.....