Exam 12: Microscopic Anatomy and Organization of Skeletal Muscle

Sarcomeres consist of _________.

The neuromuscular junction consists of________ .

Each of the elements that make up a skeletal muscle is surrounded by connective tissue. Which words below correctly pair the connective tissue layer with the corresponding muscle structure?

A neuron and all the muscle fibers it stimulates is called a________ .

Acetylcholine (Ach)is the neurotransmitter of axon terminals at the neuromuscular junction. It ________.

What is the correct order of structures as you move from outside a muscle cell, to deep inside it?

The thick and thin filaments are made up of _________.

Tendons differ from ligaments in that ________.

The actual contractile units of muscles extend from Z disc to Z disc. They are________ .

The space between the axon terminal and the sarcolemma of a muscle fiber is called the________ .

The function of the neuromuscular junction is to________ .

The dark band of skeletal muscle results from the alignment of .

Terminal cisterns________ .

This strong, cord- like structure attaches muscles to bones.

This contractile protein is shaped like a golf club.

This contractile protein forms the thin filaments.

An aponeurosis is________ .

At the neuromuscular junction, the electrical signal of the nerve ________.

A muscle fiber is _________ .

This indentation of the sarcolemma carries electrical signals deep into the muscle cells.