Bone (Leaving Cert Biology): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
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Practise the cards
15 cards from this deck
Bone is what type of tissue?
Bone is what type of tissue?
Dense connective tissue
Membrane enclosing long bones
Membrane enclosing long bones
Periosteum
Long shaft of bone
Long shaft of bone
Diaphysis
Head of bone
Head of bone
Epiphysis
Bone cells in compact bone
Bone cells in compact bone
Osteoblasts
Percentage of inorganic salts in bone matrix
Percentage of inorganic salts in bone matrix
70%
What inorganic material provides to bone
What inorganic material provides to bone
Strength
What organic material provides to bone
What organic material provides to bone
Flexibility
Where spongy bone is mainly found
Where spongy bone is mainly found
Epiphysis of long bones
Function of red bone marrow
Function of red bone marrow
Makes blood cells
What yellow bone marrow contains
What yellow bone marrow contains
Fat-storage cells
Cartilage role at bone ends
Cartilage role at bone ends
Protects & acts as shock absorber
When ossification begins (embryonic week)
When ossification begins (embryonic week)
Week 8
Function of osteoclasts
Function of osteoclasts
Digest and remove old bone
Age growth plates stop (females/males)
Age growth plates stop (females/males)
16 in females, 18 in males