Homeostatic Imbalances of Bone - notes

Question 1

Caused by insufficient Vitamin D or

calcium.

Answer 1

OSTEOMALACIA & RICKETS

Question 2

Caused by insufficient Vitamin C.

Answer 2

SCURVY

Question 3

Caused by decreased ESTROGEN production after menopause.

Answer 3

OSTEOPOROSIS

Question 4

The osteoid material of bone is normal, but no calcium is added. This makes the bones abnormally soft.

Answer 4

OSTEOMALACIA & RICKETS

Question 5

Estrogen has a protective effect on the skeleton throughout life:
It limits the amount of bone breakdown that is caused by parathyroid
hormone.

Answer 5

OSTEOPOROSIS

Question 6

The collagen in the bone & in all body tissues is abnormal. This means the bones are full of holes, and very brittle.

Answer 6

SCURVY

Question 7

Adult version of insufficient Vitamin D.

Answer 7

OSTEOMALACIA

Question 8

Has abnormal collagen. (has holes in it)

Answer 8

SCURVY

Question 9

Symptoms: Anemia, hemorrhaging, poor health, gingivitis, holes in bones.

Answer 9

SCURVY

Question 10

At menopause, estrogen levels fall off drastically. The low levels of estrogen
can no longer keep PTH in check—so osteoclast activity shoots up, causing
bone breakdown to get out of control.

Answer 10

OSTEOPOROSIS

Question 11

Bones soften, muscle weakness, bone pain; fractures

Answer 11

OSTEOMALACIA

Question 12

No calcium added to bones so bones are soft and deformed especially in the pelvic bone and legs.

Answer 12

RICKETS

Question 13

Overproduction of Parathyroid hormone, Inadequate

absorption of Calcium, Inadequate Intake of Calcium, Vitamins D or C.

Answer 13

OSTEOPOROSIS