Which of the following could result in circulatory shock?

Describe how blood moves against gravity and is forced back to the heart from your lower extremities. 

The bone of children contain more yellow marrow than red marrow.

Chondrocytes are found in osteons.

Bone tissue does not contain nerves or blood vessels.

The shoulder blade is called the …

If blood calcium levels are too low what bone cells will be activated by hormones?

Which of the following curvatures of the vertebral column occurs after birth and allows young children to begin walking?

Stretch marks are due to the tearing of collagen fibers.

The external surface of bones is composed of compact bone.