Which local chemical changes do not occur during a period of increased cell activity?
a. increased CO2
b. increased acid
c. decreased adenosine release
d. increased K+
e. increased osmolarity
C
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The primary goal of the immune response is
A. removal of antibodies from lymph and lymphatic organs. B. reduction of the number of circulating memory lymphocytes. C. maintenance of the proper ionic balance between lymph and blood. D. stimulation of mitotic activity in order to replace cells damaged by infection. E. destruction or inactivation of pathogens and foreign material.
Which of the following mechanisms produces the most ATP during cellular respiration?
A) oxidative phosphorylation B) substrate-level phosphorylation C) oxidation-reduction reactions D) oxidation reactions
Cats exhibit induced ovulation
Indicate whether the statement is true or false
These glial cells play a role in capillary-neuron exchanges and control the chemical environment around neurons
A) astrocytes B) Schwann cells C) ependymal cells D) microglia