The coronary arteries supply blood to cardiac tissue. Which chamber of the heart requires the greatest amount of blood supply to keep it working?

A) left atrium B) right atrium C) left ventricle D) right ventricle


Answer: C

Biology & Microbiology

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Too little albumin may cause

a. cancer. b. blood clots. c. edema. d. low blood pressure. e. bleeding.

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Which of the following events initiates the process of exhalation?

A) Expansion of the lungs B) Relaxation of the diaphragm C) Contraction of the diaphragm D) Contraction of the intercostal (rib) muscles

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If one was attempting to estimate the parameter, b, that best explains the relationship between Sales and price using the following equation Sales = (Price - b)2. Which of the following methods would be the most appropriate to estimate b? 

A. Nonlinear regression B. Simple linear regression C. Multiple linear regression D. Probit

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Which pathogen has drug resistant strains called MRSA?

A. Staphylococcus aureus B. Staphylococcus epidermidis C. Staphylococcus saprophytic-us D. Streptococcus pyogenes E. Streptococcus agalactiae

Biology & Microbiology