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Physiology Wk 1 Quiz

QuestionAnswer
Shivering to try to raise your body temperature back to normal would be an example of: the body trying to maintain homeostasis and a negative-feedback mechanism
Positive-feedback control systems: accelerate a change
Intrinsic Control is sometimes called autoregulation
Homeostasis can best be described as: a state of relative consistency
Which of the following may put one at risk for developing a given disease? Environment, Stress, Lifestyle. (all)
The body’s thermostat is located in the: Hypothalamus
The normal reading or range of normal is called the: Set point
If the secretion of oxytocin during childbirth operated as a negative-feedback control loop, what effect would it have on uterine contractions? Oxytocin would inhibit uterine contractions.
Of the pathogenic organisms, which of the following are the most complex? Tapeworms
Pathogenesis can be defined as: the course of disease development
Epidemiology is the study of the _____ of diseases in human populations. occurrence, distribution, transmission. (all)
Negative-feedback mechanisms: minimize changes in blood glucose levels, maintain homeostasis, and are responsible for an increased rate of sweating when air temperature is higher than body temperature. (all)
Negative-feedback control systems: oppose a change
The term that literally means self-immunity is: autoimmunity
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: viruses
Which of the following is a protein substance with no DNA or RNA and is thought to be the cause of mad cow disease? Prion
Of the 11 major body systems, which is the least involved in maintaining homeostasis? Reproductive
The contraction of the uterus during the birth of a baby is an example of _____ feedback. Positive
Which of the following is not one of the basic components in a feedback control loop? Transmitter
Which of the following is a basic component of every feedback control loop? sensor mechanism, integrating center, effector, feedback, (all)
Created by: Janelleu4771
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