This is currently the case with Argentina and Venezuela. Below is an overview of cost of travel in each South American country. My sources include Priceoftravel.com, prices listed on hostel booking sites that Iâve averaged, and notes from my own travels. The price of a beer refers to a large .5l bottle.
However, the three main muscles that make up the muscular system are the skeletal, smooth and cardiac muscles. The skeletal muscle is mainly responsible for movement. Each physical function consciously performed by a person, such as speaking and walking, requires the skeletal muscle.
The muscular system. The muscular system is composed of specialized cells called muscle fibers. Their predominant function is contractibility. Muscles, attached to bones or internal organs and blood vessels, are responsible for movement. Nearly all movement in the body is the result of muscle contraction. Exceptions to this are the action of cilia, the flagellum on sperm cells, and amoeboid movement of some white blood cells. The muscular system in vertebrates consists of three different types of muscles: cardiac, skeletal and smooth.