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Musculoskeletal System > Bone Physiology > Flashcards

Flashcards in Bone Physiology Deck (12)
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1

Types of bone cells?

Osteoprogenitors
Osteoblasts
Osteocytes
Osteoblasts

2

Bone Ca2+ metabolism hormones?

Parathyroid hormone
Calcitriol
Calcitonin

3

Purpose of red bone marrow?

Haematopoiesis

4

Purpose of yellow bone marrow?

Fat storage

5

In which bones is red bone marrow found

Flat bones
Long bones

6

Where is yellow bone marrow found?

Long bone diaphysis

7

What in what make bone light?

Trabecculae in spongy bone?

8

What is the living part of compact bone called?

Osteons / haversian system

9

What is the non-living part of bone called?

Bone matrix

10

Bone matrix consists of?

Organic osteoid portion
Inorganic hydroxyapatite portion

11

What is osteoid and why?

Proteins
Collagen type 1
Tensile strength (doesn’t break when bent)

12

What is hydroxyapatite and why?

Calcium phosphate crystals
Rigid strength and density