Exam 7: Muscular System

From the given list of characteristics,which pertain to skeletal muscle cells? 1)cylindrical 2)branching 3)striations 4)many nuclei 5)intercalated disks 6)central nucleus 7)nucleus next to cell membrane

Within a muscle group,the muscle that has the main action is a(n)

The ability of muscle tissue to return to its original shape after contraction or extension is called

Bending the head backwards or moving the upper arm behind the vertical plane of the body are examples of

What is the term for the type of movement between leg and foot when you stand on tiptoes?

A skeletal muscle

The A band on a muscle fiber becomes shorter when the fiber contracts.

The sliding filament mechanism of muscle contraction involves

What is the term for the type of movement at the elbow when you place your fingers on your shoulder?

The contractile unit of a muscle fiber lies between two successive Z lines and is called

What is the term for the functional unit of a muscle fiber,from Z line to Z line?

What is the term for a single neuron and all the muscle fibers it innervate?

The primary action at the knee when you kick a ball comes from the hamstring muscles.

What is the term for the muscle that is the prime mover when you extend your forearm to receive a gift?

Muscle contraction requires ATP and the production of this ATP requires