Causing abortion in sheep, _________________________________________ is a bacterial infection caused by Chlamydophila abortus
Fill in the blank(s) with correct word
enzootic abortion
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The new parents are stunned at the state of their newborn's soiled diaper-it is blue! What might be the cause of the odd diaper stain?
A. ADH deficiency B. E. coli poisoning C. A buildup of uric acid in the blood D. A defect in transport of the amino acid tryptophan in the small intestine
Which of the following statements concerning negative feedback is incorrect?
a. negative feedback exists when a change in a regulated variable triggers a response that opposes the change. b. negative feedback exists when the input to a system increases the output and the output limits its own production by inhibiting the input. c. with negative feedback, a control system's input and output continue to enhance each other. d. most of the body's homeostatic control mechanisms operate on the principle of negative feedback. e. it is the only mode of extrinsic control.
The urinary system does all of the following, except that it
A. regulates blood volume. B. regulates plasma concentrations of electrolytes. C. eliminates organic waste products. D. excretes excess albumen molecules. E. contributes to stabilizing blood pH.
____________________ is a change in pH that causes overexcitability of the nervous system
Fill in the blank(s) with correct word