Muscular System - Skeletal Muscle Functions and Characteristics

Question 1

What are the four primary muscle characteristics?

Answer 1

Excitability, Contractibility, Extensibility, Elasticity

Question 2

What is muscle excitability?

Answer 2

The ability to respond to a stimulus, which may be delivered from a motor neuron or a hormone

Question 3

What is muscle contractibility?

Answer 3

The ability of muscle cells to forcefully shorten. Contractility allows muscle tissue to pull on its attachment points and shorten with force.( muscles can only pull, never push.)

Question 4

What is muscle extensibility?

Answer 4

The ability of a muscle to be stretched or extended.

Question 5

What is muscle elasticity?

Answer 5

The ability of a muscle to return to its original length when relaxed

Question 6

The three primary functions of muscle are?

Answer 6

Heat production, maintian posture, provide movement

Question 7

What is muscle memory?

Answer 7

The term often used to denote an individual remembering how to perform a task, or the body’s ability to regain muscular strenght rapidly