The Total Number of Galaxies in Our Observable Universe Is

question 114

Multiple Choice

The total number of galaxies in our observable universe is

• A) about ten million
• B) about a hundred billion
• C) infinite
• D) a few trillion

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Definitions:

Cardiac Contractile Strength

The capability of the heart muscle to contract, which affects the heart's ability to pump blood effectively.

Heart Valves

Structures within the heart that maintain unidirectional blood flow through the heart's chambers by opening and closing with each heartbeat.

Peripheral Vessels

Blood vessels that are outside of the heart and brain, including arteries, veins, and capillaries that supply the limbs and extremities.

Acute Myocardial Infarction

A medical emergency condition commonly known as a heart attack, caused by the interruption of blood flow to a part of the heart, resulting in heart muscle damage.