Muscle Quiz

Which muscle is primarily responsible for the flexion of the elbow and is located in the upper arm?

• Gastrocnemius

• Biceps Brachii

• Gluteus Maximus

• Rectus Abdominis

What is the primary action of the deltoid muscle?

• Knee extension

• Hip flexion

• Arm abduction

• Spinal rotation

During muscle contraction, what happens to the sarcomere (muscle) length ?

• It increases

• It decreases

• It remains the same

• It doubles

Which of the following muscles is NOT located in the lower limb?

• Soleus

• Sartorius

• Latissimus dorsi

• Tibialis anterior

What is the origin of the triceps brachii?

• Scapula and humerus

• Clavicle and strenum

• Femur

• Pelvis

Which muscle is involved in extending the knee?

• Biceps femoris

• Tibialis anterior

• Quadriceps femoris

• Gastrocnemius

What type of muscle contraction occurs when the muscle shortens while generating force?

• Isometric

• Isotonic

• Concentric

• Eccentric

The gluteus maximus is responsible for which of the following actions?

• Knee flexion

• Hip extension

• Ankle dorsiflexion

• Elbow extension

Which muscle is primarily responsible for extending the elbow?

• Triceps brachii

• Biceps brachii

• Deltoid

• Pectoralis major

Which muscle group is primarily responsible for the action of plantar flexion at the ankle?

• Quadriceps

  (Vastus lateralis, medialis, intermedialis, rectus femoris)

• Hamstrings (Biceps femoris, Semitendonosis)

• Soleus and Gastrocnemius (Calf muscles)

• Gluteals