Select the correct statement about factors that influence blood pressure
A) Excess albumen transport protein production would decrease blood pressure.
B) Excess red cell production would cause a blood pressure increase.
C) An increase in cardiac output corresponds to a decrease in blood pressure, due to the increased delivery.
D) Systemic vasodilation would increase blood pressure, due to diversion of blood to essential areas.
B
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Heroin causes similar, but much stronger effects to the nervous system as endogenous opioids. Heroin's mechanism of action might be that it acts as an:
A. agonist to epinephrine receptors. B. agonist to glycine receptors. C. agonist to the endogenous opioid receptors. D. agonist to serotonin receptors. E. Any of these are possible
Which of the following statements is false?
A. Water evaporation cools the body. B. Water serves as an effective lubricant in our bodies. C. Water transports nutrients in the body. D. Water allows the body to resist sudden temperature changes. E. Water evaporation heats the body.
Which of the following features can be found on the humerus, radius, and femur?
A. Styloid process B. Head C. Condyles D. Neck
The chorion is
A. cushions and protects the embryo with fluid. B. the extracellular fluid around the egg. C. becomes the umbilical cord vessels. D. the first site of blood cell formation. E. the fetal half of the placenta.