Which of the Following Is the Key Advantage of Pre-Ejection

question 29

Multiple Choice

Which of the following is the key advantage of pre-ejection period (PEP) over interbeat interval (IBI) as a measure of cardiac activity?

• A) IBI can only be measured with an x-ray or similar imaging, whereas PEP can be measured with sensors placed on the skin.
• B) PEP is influenced only by emotional stress, whereas IBI can also be influenced by physical movement.
• C) PEP is only influenced by sympathetic activation, whereas IBI is influenced by both sympathetic and parasympathetic activation.
• D) Changes in PEP can be measured on a finer scale than changes in IBI.

---

Definitions:

Recycling Intervention

Programs or actions designed to increase the rate of recycling among communities or organizations by changing attitudes or behaviors.

Resource-Destructive Harvesting

Practices that excessively exploit natural resources, leading to their rapid depletion and ecological damage.

Community-Oriented Harvesting

Refers to a practice or initiative aimed at gathering food or other resources in a way that benefits and involves the local community, promoting sustainability and cooperation.

Social Dilemma

A situation where individual choices, made in pursuit of personal benefit, lead to poorer outcomes for the whole group.