Muscle Physiology Quiz

Which muscle acts as the antagonist in a bicep curl?

• Brachialis

• Deltoids

• Triceps

• Biceps

Which muscle group acts as the antagonist during a leg curl?

• Hamstrings

• Quadriceps

• Gastrocnemius

• Erector Spinae

Which of the following is not a role of the muscles during a leg curl?

• Agonist

• Antagonist

• Fixator

• Extensor

Which muscles act as the antagonist in a lat pull down?

• Rhomboids

• Anterior Deltoids and Triceps Brachii

• Biceps Brachii

• Latissimus Dorsi

Which muscles serve as fixators during a lat pull down?

• Rhomboids and Trapezius

• Latissimus Dorsi

• Anterior Deltoids

• Biceps Brachii

Which of the following is a synergist muscle group in a squat?

• Quadriceps

• Hamstrings

• Gastrocnemius and Soleus

• Erector Spinae

Which connective tissue surrounds each muscle fibre?

• Myofibrils

• Sarcomeres

• Endomysium

• Perimysium

Which connective tissue surrounds a bundle of muscle fibers?

• Endomysium

• Perimysium

• Epimysium

• Fascia

What is the primary function of the epimysium in muscle structure?

• To transmit nerve signals

• To provide a protective layer around the entire muscle

• To store calcium ions

• To facilitate muscle contraction

Which muscle group acts as the agonist during a bench press?

• Latissimus Dorsi

• Pectoralis Major

• Trapezius

• Deltoids