Calcium Homeostasis
Basic Bone Cells
Bone Structure
Simple Disorders
100

This thyroid hormone lowers blood calcium

What is calcitonin?

100

The cell that breaks down bone.

What is an osteoclast?

100

The ends of a long bone.

What are the epiphyses?

100

Soft bones from low Vitamin D.

What is rickets?

200

PTH increases calcium reabsorption in this organ

What is the kidney?

200

The cell that maintains bone.

What is an osteocyte

200

The cavity that holds marrow.

What is the medullary cavity? 


200

too much PTH causes this.

What is hypercalcemia?

300

PTH increases calcium by stimulating this bone cell

What are osteoclasts?

300

The cell that lives inside lacunae.

what is an osteocyte?

300

Hard, dense bone on the outside

what is compact bone?

300

Too little PTH causes this.

What is hypocalcemia?

400

This hormone is released when blood calcium drops.

What is PTH?

400

The cell that builds bone.

What is an osteoblast?

400

Spongy bone is found mostly here.

What is the epiphysis?


400

Bone pain from low vit d

What is osteomalacia?

500

Cell activated when calcium levels drop.

What is an osteoclast?

500

questions we ask patients with multiple fractures

dairy allergy

consume dairy

sports

ect.

500

The shaft of a long bone.

What is the diaphysis?

500

Weak bones from low calcium.

What is osteoporosis?