Muscular System quiz

Which body structure is made up of smooth muscle?

• Biceps

• Cardiac wall

• Stomach wall

• Trapezius

Which muscle is on the posterior apsect of the lower leg?

• Gastrocnemius

• Hamstring

• Sartorius

• Vastus medialis

Which is a muscle on the posterior portion of the upper arm

• Deltoid

• Gastrocnemius

• trapezius

• triceps brachii

Injury to a muscle, which involves tearing of muscle fibers and bleeding within the muscle belly?

• Sprain

• Strain

• Tendonitis

• Tetanus

Which muscle is located on the shoulder?

• Deltoid

• Gluteus medius

• Intercostal

• Zygomaticus major

Anaerobic exercises preformed over prolonged periods without adequate rest will cause an?

• Buildup of lactic acid

• Increase in blood sugar

• Increase in muscle atrophy

• Loss of minerals in the bones

Sitting erect in your desk and walking without hunching demonstrates which muscluar system function?

• Body heat

• Movement

• Posture

• Support

Regular exercise and strength training will:

• Cause latic acid

• Improve muscle tone

• Antagonize circulation

• Reduce muscle effciency

Cory streches every night after running. What is his desired outcome?

• Astrophy

• Contractibilty

• Extensibilty

• Hypertrophy

When Joe flexes his bicep, what characteristics of muscles describes what is happening to his bicep?

• Contractibility

• Elasticity

• Excitability

• Extensibility