Why Is the Cardiac Output More Closely Related to Heart

question 11

Multiple Choice

Why is the cardiac output more closely related to heart rate in children than in adults?

• A) Because the stroke volume is smaller in children than in adults
• B) Because the capillary refill in children is shorter than adults
• C) Because children have a higher percentage body water than adults
• D) Because the myocardium in the child is thinner that an adult

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Definitions:

Amygdala

A structure in the brain involved in emotion regulation, emotional memory, and responses to fear.

Medulla

Part of the brainstem involved in controlling involuntary functions such as breathing, heart rate, and blood pressure.

Brain Stem

The part of the brain connecting the spinal cord to the forebrain and cerebrum, controlling basic life functions like breathing and heart rate.

Heart Rate

The number of heartbeats per unit of time, typically expressed as beats per minute (BPM).