Musculoskeletal System

Question 1

What is a joint?

Answer 1

A junction between two or more separate bones

Question 2

What are the two types of skeleton?

Answer 2

Appendicular - Pelvic region, Upper and lower limbs (i.e. the arms, shoulders and legs)
Axial skeleton - Cranium, Ribcage and the vertebra (i.e. where the CNS is)

Question 3

What are the 5 functions of the skeleton?

Answer 3

Support,
Protection,
Movement,
Mineral Storage
Produces blood cells

Question 4

How do bones develop in utero? - Two types form

Answer 4

Intramembranous form flat bones

Endochondral - long bones

Question 5

How does intramembranous ossification occurs?

Answer 5

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Question 6

How does endochondral ossification occur?

Answer 6

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Question 7

What are bones made up of two points?

Answer 7

Cells and matrix

Question 8

Type of bones cells and functions

Answer 8

Osteogenic cells
Osteoblasts
Osteocytes
Osteoclast

Question 9

What Makes up the Two components of the bone matrix?

Answer 9

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Question 10

What is the difference between cortical and cancellous bone?

Answer 10

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Question 11

What are the two types of growth?

Answer 11

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Question 12

Where does appositional growth occur?

Answer 12

Between periosteum and the endosteum

Question 13

How are calcium levels controlled in the body? (Hint involves thyroid gland)

Answer 13

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Question 14

WHat would happen if there was a parathyroid tumour?

Answer 14

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Question 15

Types of joints? - 3

Answer 15

Fibrous - Immovable, catiligious - semi movable, synovial - freely movable