Day: March 15, 2023

TH2 is the second thoracic vertebra of the upper back. TH2 nerves

TH1 is the top-most thoracic vertebra of the upper back, below the

The S5 vertebra, also known as the fifth sacral vertebra, is located

The S4 vertebra, also known as the fourth sacral vertebra, is one

Located below the S2, The S3 vertebra is the third of five

The second sacral vertebra (S2) is the second bone of the sacrum,

The first sacral vertebra is called S1, which is the first of

The fifth lumbar vertebra (L5) is the bottom-most lumbar of the lower

The fourth lumbar vertebra (L4) controls knee and hip movement and is

The third lumbar vertebra (L3) is positioned in the middle of the