Write Each Rate as a Unit Rate $3,891,300$ People Living In $10,500$

question 46

Multiple Choice

Write each rate as a unit rate. $3,891,300$ people living in $10,500$ square

• A) \(370.6\) people per square mi
• B) \(36.6\) people per square mi
• C) \(355.6\) people per square mi
• D) \(388.6\) people per square mi
• E) \(390.6\) people per square mi

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Definitions:

Crossbridge

A structure formed when myosin heads in muscle fibers attach to actin filaments during muscle contraction.

Sarcoplasm

The cytoplasm of a muscle cell, containing organelles, including the mitochondria and sarcoplasmic reticulum.

Electromyograph

A diagnostic tool used to measure the electrical activity of muscles during contraction and at rest.

Action Potentials

Electrical impulses that travel along the membrane of a neuron or muscle cell, enabling the transmission of signals.