There Are 15 Small Boxes Between R Waves on an ECG

question 13

Multiple Choice

There are 15 small boxes between R waves on an ECG tracing. What is the heart rate?

• A) 150
• B) 120
• C) 100
• D) 20

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Definitions:

Pelvic Outlet

Inferior opening of the true pelvis.

Child Birth

The process of delivering a baby from the uterus to the outside world, typically involving labor and delivery.

Ischial Spines

Bony projections on the ischium, part of the pelvis, which serve as attachment points for ligaments and muscles.

Hipbone

The hipbone, or coxal bone, is a large, flat bone that forms the upper and anterior part of the pelvic skeleton.