Mastering Skeletal Muscles and Their Functions

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.

How many portions does the trapezius muscle have?

• Four

• Three

• Two

• One

Which muscle group helps you lift your arms up?

• Rhomboids

• Biceps

• Deltoids

• Trapezius

What are the two sections of the biceps called?

• Lateral and Medial

• Superior and Inferior

• Anterior and Posterior

• Short and Long

Which muscle is responsible for extending the arm?

• Biceps

• Pectorals

• Triceps

• Deltoids

What is the function of the pectoralis major?

• Lifts the ribs

• Moves the humerus

• Rotates the torso

• Flexes the knee

Where are the latissimus dorsi muscles located?

• Back

• Chest

• Legs

• Arms

Which muscles are known for helping you rotate your torso?

• Obliques

• Quadriceps

• Calf muscles

• Trapezius

What is the largest muscle group in the body?

• Quadriceps

• Glutes

• Hamstrings

• Calves

Which muscle group is responsible for extending the knee?

• Obliques

• Calf muscles

• Quadriceps

• Hamstrings