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week 1

human physiology

QuestionAnswer
The contraction of the uterus during the birth of a baby is an example of _____ feedback. positive
The normal reading or range of normal is called the: set point
The body’s thermostat is located in the: hypothalamus
Homeostasis can best be described as: a state of relative constancy.
Pathogenesis can be defined as: the course of disease development.
The term that literally means self-immunity is: autoimmunity.
Intrinsic control: is sometimes called autoregulation.
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.
Negative-feedback control systems: oppose a change.
Of the pathogenic organisms, which of the following are the most complex? Tapeworms
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: viruses.
Shivering to try to raise your body temperature back to normal would be an example of: the body trying to maintain homeostasis. a negative-feedback mechanism.
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
Negative-feedback mechanisms: minimize changes in blood glucose levels. maintain homeostasis. are responsible for an increased rate of sweating when air temperature is higher than body temperature.
Which of the following is not one of the basic components in a feedback control loop? Transmitter
Which of the following may put one at risk for developing a given disease? Environment, stress, lifestyle
Created by: florence1015
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