AHS142 Chapter 49 Questions and
Answers Graded A+
syringe - Correct answer-Calibration of a spirometer requires the use of a
standardized measuring instrument called a(n) calibration ________ and should
provide a reading on the spirometer within 3% of the stated volume.
cycle - Correct answer-The cardiac ________ is regulated by specialized tissues in
the heart wall that transmit electrical impulses and cause the heart muscle to
contract and relax.
deflections - Correct answer-Electrical impulses of the cardiac cycle produce a
series of waves with peaks and valleys on an electrocardiogram that are called
________.
depolarization - Correct answer-The electrical impulse that initiates a chain
reaction resulting in contraction is ________.
electrocardiogram - Correct answer-A(n) ________ is the tracing made by an
electrocardiograph.
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Answers Graded A+
syringe - Correct answer-Calibration of a spirometer requires the use of a
standardized measuring instrument called a(n) calibration ________ and should
provide a reading on the spirometer within 3% of the stated volume.
cycle - Correct answer-The cardiac ________ is regulated by specialized tissues in
the heart wall that transmit electrical impulses and cause the heart muscle to
contract and relax.
deflections - Correct answer-Electrical impulses of the cardiac cycle produce a
series of waves with peaks and valleys on an electrocardiogram that are called
________.
depolarization - Correct answer-The electrical impulse that initiates a chain
reaction resulting in contraction is ________.
electrocardiogram - Correct answer-A(n) ________ is the tracing made by an
electrocardiograph.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
