Muscles of the Body

How many muscles are there in the human body?

• Over 600

• Exactly 500

• Around 450

• More than 700

What is the main function of the bicep?

• To flex and twist the forearm

• To extend the forearm

• To support the trunk

• To move the thigh away from the body's midline

Which muscle is the longest in the human body?

• Trapezius

• Latissimus dorsi

• Bicep

• Sartorius

What is the function of the deltoid muscle?

• Flexing the foot at the ankle joint

• Rotating the humerus

• Prime mover of the arm

• Extending the knee

Which muscle helps in doing pull-ups at the gym?

• Latissimus dorsi

• Pectoralis major

• Serratus anterior

• Trapezius

What is the role of the external oblique muscles?

• To pull the scapula forward

• To compress the abdominal cavity

• To flex the forearm at the elbow

• To extend the hand

Which group of muscles includes four muscles on the front of the thigh?

• Quadriceps

• Hamstrings

• Finger flexors

• Abductor muscle group

What is the function of the gastrocnemius muscle?

• To rotate the humerus

• To help with hip movement

• To extend the forearm

• Flexing the foot at the ankle joint and the leg at the knee joint

Which muscle is responsible for straightening the arm?

• Infraspinatus

• Teres major

• Tricep

• Gluteus medius