Refer to the Scenario Below to Answer the Questions That

question 47

Multiple Choice

Refer to the scenario below to answer the questions that follow.
Many communities have civil-defense tornado sirens that are sounded to warn people that a tornado has been spotted nearby and that they need to seek shelter immediately. In order to ensure that the sirens are functioning correctly, they need to be tested occasionally-but without generating a false alarm. A number of communities have announced that 9:00 a. m. on the first Tuesday of each month is their test time and that a siren sounded at this time can safely be ignored.
-This testing procedure relies on

• A) feature-negative discrimination.
• B) feature-positive discrimination.
• C) the reinstatement effect.
• D) the rapid reacquisition effect.

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Definitions:

Auscultated Blood Pressure

The process of listening to the sounds of the blood flow using a stethoscope to measure blood pressure.

Korotkoff Sounds

Sounds heard over an artery when blood pressure is measured, useful for determining systolic and diastolic pressures.

Auscultating Blood Pressure

The process of listening to the blood pressure sounds using a stethoscope and sphygmomanometer to measure the pressure.

Systolic Blood Pressure

The maximum arterial pressure during heart contraction, typically the higher number in a blood pressure reading.