An Automated Blood Gas Analyzer Displays Acceptable Calibrations with No

question 8

Multiple Choice

An automated blood gas analyzer displays acceptable calibrations with no electrode drift noted.Multiple-level QC shows values for PCO₂ and PO₂ that are within 2 SD of the mean,but all pH values are more than 3 SD above the mean.Which of the following is most likely the cause?

• A) Buffers are contaminated.
• B) Calibration gas is contaminated.
• C) Analyzer temperature is not 37° C.
• D) Gas-liquid correction factor is set too low.

Calculate and interpret the net present value (NPV) of an investment and utilize it to make investment decisions.

Utilize the internal rate of return (IRR) method for evaluating investment opportunities and compare it to the company's desired rate of return.

Analyze and appraise capital investments using the concept of the time value of money.

Distinguish between qualitative and quantitative factors in capital investment analysis and decision-making.

---

Definitions:

Liquidation Value

Liquidation value is the estimated amount of money that an asset or business would fetch if it were to be sold or liquidated immediately, often used in bankruptcy proceedings.

Par Value

The nominal or face value of a stock or bond, set at the time of issue, and often used as an accounting value rather than a measure of market value.

Shares Outstanding

The total number of shares of stock that are currently owned by investors, including restricted shares owned by the company’s officers and insiders.

Contra Stockholders' Equity

Accounts on a company's balance sheet that have a negative balance, reducing the overall equity of stockholders.