2.02 Muscular Formative

Jerry flexes his tricep. What muscle characteristic describes what's happening when he flexes?

• extensibility

• contractibility

• excitability

Circular muscles like the one between the esophagus and stomach are called:

• sphincter

• smooth

• skeletal

• voluntary

The term myo- means:

• fiber

• nerve

• muscle

• pain

The term algia means:

• fiber

• muscle

• pain

• nerve

Which muscle only has an involuntary function?

• diaphragm

• trapezius

• cardiac

• biceps brachii

Stretching every night after running . What is the desired outcome for the muscles?

• contractibility

• extensibility

• atrophy

• hypertrophy

Bobby did a head stand. What characteristic of muscles describes what is happening to his chest and shoulder muscles?

• contractibility

• elasticity

• excitability

• extensibility

Types of muscles found in the respiratory system, digestive and circulatory systems:

• skeletal

• smooth

• voluntary

Using medical terminology from Unit 2.02, break down this term to define it: hypertrophy

• little growth

• no growth

• excessive growth

• excessive pain

Type of muscle found only in the heart:

• skeletal

• smooth

• cardiac

• involuntary