NSG 5003 Final week 10 Questions With Complete Solutions

Understanding the various steps of proteolytic cascades, such as caspase-mediated apoptosis and complement cascades, may be useful in designing drug therapy for which human diseases? correct answer: Autoimmune and malignant disorders Why is it possible for potassium to diffuse easily into and out of cells? correct answer: The resting plasma membrane is more permeable to potassium The loss of the adenosine triphosphate (ATP) during ischemia causes cells to correct answer: swell because of the influx of sodium chloride Free radicals play a major role in the initiation and progression of which diseases correct answer: Cardiovascular diseases such as hypertension and ischemic heart disease Free Radicals cause cell damage by: correct answer: Giving up an electron, which causes injury to the chemical bonds of the cell membrane What is a consequence of plasma membrane damage to the mitochondria? correct answer: Influx of calcium ions halts ATP production. What is a consequence of leakage of lysosomal enzymes during chemical injury? correct answer: Enzymatic digestion of the nucleus and nucleolus occurs, halting DNA synthesis. Which statement is a description of the characteristics of apoptosis? correct answer: Programmed cell death of scattered, single cells