Exam 7: Skeletal System: Bone Structure and Function

When bone forms by intramembranous ossification, the ossification centers are within

Where does hemopoiesis occur?

The steps in the process of endochondral ossification are A: Ossification center forms in the diaphysis. B: Cartilage calcifies and a bone collar forms. C: Ossification centers form in the epiphyses. D: Bone replaces cartilage. E: Epiphyseal plates ossify. F: Cartilage model develops. The correct chronological order for these steps is

Glucocorticoids increase bone ________; high levels of serotonin lead to ________ bone density.

If a clinician were looking to harvest bone marrow that made blood cells, which bone of a donor would be sampled?

Which is not correct about spongy bone?

The bones of the fingers and toes (phalanges) are categorized as _____ bones.

Parathyroid hormone release is triggered by ________ levels of calcium in the blood.

During the process of endochondral ossification, chondrocytes in the cartilage model die. Why does this occur?

Bone cells called ________ break down bone by secreting hydrochloric acid and enzymes that dissolve the matrix.

Which affects osteoblast and osteoclast activity?

To trigger bone growth, growth hormone stimulates the

Neither short nor flat bones contain a medullary cavity.

Bone is considered part of the skeletal system, but ligaments are not.

As the bone matrix calcifies and the secreting cells become walled in,

What explains the dramatic acceleration in lengthwise bone growth at puberty?

Within which zone of the epiphyseal plate do cartilage cells undergo mitosis?

Consider the classifications of bone, and examples of each. Which classification comprises bones used primarily for movement rather than protection?

Bone growth in which the bone increases in diameter is called

When during human development does the process of ossification begin?