Midterm SCI 225 questions with complete solutions

Midterm SCI 225Homeostasis - correct answer Relatively stable internal conditions under fluctuating environmental conditions. In homeostasis, the body's organ systems normally maintain temperature, pH, blood composition, and fluid levels within a precise range and cor- rect any fluc disease - correct answer a deviation from normal structure or function in the body that interrupts or modifies the performance of vital functions. For example, the amount of glucose in the blood is tightly regulated to ensure that organs receive an adequate supply of energy. Pathology - correct answer Study of disease, epecially the structural and functional changes assoicated with causes, mechaisms, signs, and symtpoms, treatments and prevention. Health - correct answer is the condition in which the human body per- forms its vital functions normally. In health the body's various organ systems function optimally and a person can participate fully in his or her life. Prognosis - correct answer a disease predicted course and outcome. The prognosis may state the chances for complete recovery, predict the permanent loss of function, or give probability of survival. Diagnosis - correct answer the process of identifying a disease or disorder. Several types of information are used for diagnosis, including signs and symptoms, which can be quite specific and therefore helpful for diagnosing certain diseases. Acute Disease - correct answer has a sudden onset and short duration. Influenza, measles, and the common cold are examples of acute infections. Terminal - correct answer Disease that will end in death. Chronic Disease - correct answer has a slower, less severe onset and a long dura- tion of months or years. Examples of chronic diseases include heart disease, cancer, stroke, diabetes, and arthritis.