Which Phase of the ECG Indicates Ventricular Excitation and Contraction

question 10

Multiple Choice

Which phase of the ECG indicates ventricular excitation and contraction?

• A) P wave
• B) QRS wave
• C) T wave
• D) U wave
• E) I wave

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Definitions:

Kidney

An organ in vertebrates that functions in the excretion of waste products and the regulation of electrolyte balance.

Capsule

In medicine, a solid dosage form in which the drug is enclosed within a hard or soft soluble container or shell, usually made of gelatin.

Medulla

The inner region of an organ or tissue, especially the innermost part of the kidney or the lower part of the brainstem.

Cortex

The outer layer of an organ or body part, such as the brain, kidney, or adrenal gland, often involved in complex functions.