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Physio 221

Chapter 1

QuestionAnswer
The normal reading or range of normal is called the set point
Negative-feedback control systems oppose a change
Positive feeback control systems accelerate a change
Pathogenesis can be defined as the course of disease development
Homeostasis can best be described as a state of relative constancy
Which of the following is not one of the basic components in a feeback control loop transmitter
Negative feeback mechanisms All of the above are correct
Shivering to try to raise your body temperature back to normal would be an example of The body trying to maintain homeostasis & a negative feeback mechanism
Intracellular parasites that consists of DNA or RNA surrounded by a protein coat and sometiems by a lipoprotein envelope are called viruses
Which of the follwoing may ut one at risk for developing a given disease All of the above
The term that litterally means self immunity is autoimmunity
Which of the follwoing is a prtein substance with no DNA or RNA and is thought to be the cause of mad cow disease Prion
Of the pathogenic organisms which of the following are the most complex tapeworms
The contraction of the uterus during the birth of a baby is an example of __feedback positive
Of the 11 major body systems, which is the least involved in maintaing homestasis Reproductive
Epidemiology is the study of the __of diseases in human population All of the above are correct
Intrinsic control Is sometimes called autoregulation
The body's thermostat is located in the hypthalamus
If the secretion of oxytocin during childbirth operated as a negative feed back control loop, what effect would it have on uterine contractions Oxytocin would inhibit uterine contractions
Which of the following is a basic component of every feeback control loop Sensor mechanism, integrating center, effector, feedback
Created by: ktorres0506
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