There are three main types of muscles in the human body. Smooth muscle lines many organs, such as the stomach and intestinal tract. Cardiac muscle is found in the heart. Skeletal muscle is found near the bones of the skeleton. What is the function of skeletal muscle? A. Skeletal muscle helps to transport nutrients throughout the body. B. Skeletal muscle helps keep the bones of the skeleton together and helps them move properly. C. Skeletal muscle is used to help the heart beat properly. D. Skeletal muscle helps organs to contract and move fluids and solids through them.

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.