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WorksheetsMuscular System Anatomy and Physiology Quiz
Total questions: 10
Worksheet time: 5mins
What is the primary function of skeletal muscles?
Generating heat
Maintaining posture
Producing movement
Stabilizing joints
Which muscle is known as the 'kissing' muscle?
Masseter
Buccinator
Orbicularis oris
Zygomaticus
What is the role of the sarcoplasmic reticulum in muscle cells?
Breaking down acetylcholine
Generating ATP
Storing calcium
Producing myofibrils
Which muscle group is responsible for extending the knee?
Gluteus maximus
Hamstring group
Quadriceps group
Adductor muscles
What is the function of the neurotransmitter acetylcholine in muscle contraction?
Releasing calcium
Binding to actin
Stimulating muscle cells
Breaking down ATP
Which muscle is the prime mover for elbow extension?
Biceps brachii
Triceps brachii
Brachialis
Brachioradialis
What is the main action of the gluteus maximus muscle?
Flexing the hip
Adducting the thigh
Abducting the thigh
Extending the hip
Which of the following movements is a combination of flexion, extension, abduction, and adduction?
Circumduction
Rotation
Supination
Pronation
What is the primary role of the erector spinae muscles?
Flexing the spine
Rotating the spine
Extending the spine
Stabilizing the scapula
Which muscle is responsible for raising the corners of the mouth?
Frontalis
Orbicularis oculi
Zygomaticus
Platysma
