Skeletal muscle cells have all of the following microscopic features except:  

A contraction in which the muscle tension builds up, but the muscle does not change length and no movement occurs is   

Muscle tone is the constant, partial state of muscle contraction which does not produce active movements

Smooth muscle cells have actin & myosin filaments and sarcomeres.

This is the layer of connective tissue surrounding a  muscle fascicle.    

Where do you find only thin filaments?

Acetylcholine is _________at the neuromuscular junctions and ________ at cardiac muscle in the parasympathetic pathway.  

Regarding the events at the neuromuscular junction, which one is incorrect?     

All of the following statements are true regarding the type of neurons except:  

The attachment of a muscle’s tendon to the stationary bone is called the _____; the attachment of the muscle’s other tendon to the movable bone is called the _____.