Erector spinae muscles

The video explains how muscles work to maintain an upright posture, focusing on the erector spinae muscle group, which includes the iliocostalis, longissimus, and spinalis muscles. It provides a mnemonic to help remember these muscle names: 'I like standing.'

What is the primary function of muscles when we are standing still?

• To increase blood circulation

• To relax and conserve energy

• To maintain an upright posture

• To help in digestion

Which muscle group is responsible for extending the spine?

• Quadriceps

• Hamstrings

• Abdominal muscles

• Erector spinae muscles

How many paired muscles make up the erector spinae group?

• Three

• Five

• Four

• Two

Which of the following is NOT a part of the erector spinae muscle group?

• Longissimus

• Iliocostalis

• Rectus abdominis

• Spinalis

What mnemonic can help you remember the erector spinae muscles?

• I prefer lying down

• I enjoy sitting

• I like standing

• I love running