Exam 7: Skeletal System: Bone Structure and Function

Which hormone normally has a more significant effect on blood calcium levels in adults?

Endochondral ossification is a form of bone growth in which a cartilaginous model is replaced by bone.

Hyaline cartilage contains a ________ percentage of water; cartilage cells reside in small spaces called ________.

The epiphyseal plates in the ________ are the last ones in the body to ossify.

Chondrocytes occupy spaces in the matrix called ________.

Osteoblasts are bone-forming cells; osteoclasts are bone-dissolving cells.

Before beginning orthodontic treatment, a patient may have her wrist and hand x-rayed to determine her stage of growth. What feature of the long bones will the orthodontist use to assess this?

Which is false regarding the periosteum?

What would be the effect on bone growth of insufficient dietary calcium?

-This figure illustrates epiphyseal plate morphology. In which zone are minerals deposited in the matrix?

Blood vessels enter the diaphysis of a long bone through an opening called the ________ foramen.

Found within both the periosteum and endosteum, ________ cells are derived from mesenchyme and serve as the stem cells of bone.

Calcidiol circulates in the blood and is converted to calcitriol in the

Select all that are components of the skeletal system. A) Compact bone B) Trabecular bone C) Articular cartilage D) Ligaments

The knobby region of a long bone at the end that is farthest from the trunk is the

Parathyroid hormone is released by the thyroid gland and causes the small intestine to increase calcium absorption.

The break of a bone that has been weakened by disease is a ________fracture; when a broken end of the bone pierces the skin, the fracture is ________.

The growth patterns of cartilage include interstitial growth (from within) and ________ growth (from without).

Which vitamin is required for the normal synthesis of collagen?

For most individuals a common source of vitamin D is dietary intake of milk.