Understanding the Skeletal Muscle System

The video tutorial provides an overview of the skeletal muscle system, highlighting key muscles and their functions. It covers the trapezius, deltoids, biceps, triceps, pectorals, rhomboids, lats, obliques, abs, glutes, quadriceps, hamstrings, and calf muscles. Each muscle group is described in terms of its location, structure, and role in movement, offering a comprehensive guide to understanding the human muscular system.

What is the primary function of the trapezius muscle?

• To flex the arm

• To extend the leg

• To rotate the torso

• To support the neck and shoulders

Which muscle is responsible for lifting the arms?

• Trapezius

• Pectoralis major

• Deltoids

• Biceps

How many sections does the biceps muscle have?

• Two

• One

• Four

• Three

Which muscle group helps in moving the humerus?

• Deltoids

• Pectoralis major

• Trapezius

• Rhomboids

Where are the rhomboid muscles located?

• Abdomen

• Chest

• Upper back

• Lower back

What is the common name for the rectus abdominis muscles?

• Biceps

• Triceps

• Abs

• Lats

Which of the following is the largest muscle group in the body?

• Quadriceps

• Gluteal muscles

• Hamstrings

• Calf muscles

How many muscles make up the quadriceps group?

• Four

• Three

• Two

• Five

Which muscle is not part of the hamstring group?

• Gastrocnemius

• Semitendinosus

• Biceps femoris

• Semimembranosus