In the reversible reaction, CO2 + H2O ? H2CO3 ? H+ + HCO3- , a decrease in respiration rate will increase the concentration of CO2 in the blood. What will this do to the amount of H+ in the blood?
A. H+ will decrease.
B. H+ will increase.
C. H+ will be unchanged.
B
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A person with an injury or illness involving infection of the middle ear who has difficulty maintaining body orientation may be experiencing difficulties with his or her ________.
Fill in the blank(s) with the appropriate word(s).
Directional terms are used as ________ within the body.
A. vertical points B. horizontal points C. lateral points D. reference points
Paralysis of the extremities would MOST likely result from injury to the:
A) cerebellum. B) diencephalon. C) cerebral cortex. D) hypothalamus.
Define metastasis
A) The containment of cancer cells within the original tissue. B) The spread of cancer cells beyond the original tissue, leading to secondary tumors. C) The spread of blood vessels to provide nutrients to a tumor. D) The death of tumor tissue deep inside the mass due to tissue hypoxia. E) The destruction of cancer cells by multiple means to starve the cells of nutrients.