Skeleton And Joints lecture Flashcards

1
Q

How many bones are there in the human skeleton?

A

206

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2
Q

Outline 5 functions of bones and the skeleton:

A

1- provide structural support to body

2-protects internal organs

3- home to bone marrow(produces blood cells-hematopoiesis)

4-underpins movements by attachment to muscles via tendons

5- acts as a mineral store for many processes

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3
Q

Outline 4 types of bones?

A

• long
•flat
•irregular
•short

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4
Q

Where are long bones located?

A

Arm/ femour in legs

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5
Q

Where are flat bones located?

A

I’m the skull/sternum

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6
Q

Where are irregular bones located?

A

In the vertebrae

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7
Q

Where are short bones located?

A

Talus and other cuneiform bones in foot-

The sesamoid bone type is a specialised form of short bones which form within tensions

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8
Q

What is the axial skeleton?

A

Long axis of the body including the skull, spine and rib cage

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9
Q

What is the appendicular skeleton?

A

Bones of all limbs and griddles that join them to axial skeleton

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10
Q

Outline the 3 groups of the vertebral column;

A

Cervical vertebrae

Thoracic vertibrae

Lumbar vertebrae

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11
Q

What part of the body does the cervical vertebrae make up?

A

The neck portion of the spine

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12
Q

What part of the body does the thoracic vertebrae make up?

A

The upper back

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13
Q

What part of the body does the lumbar vertebrae make up?

A

The lower part of the back

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14
Q

What is the carpus?

A

Group of small bones at the proximal part of the hand

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15
Q

Describe bones in the lower limb:

A
  • LONG bones in the legs and have MOST LOAD AND STRESS put through them

-also have LARGE resivior of BONE MARROW-PRODUCES a lot of RBS

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16
Q

Outline 3 bones in the foot

A

(1) cuneiforms

(2)metatarsals

(3)phalanges

17
Q

Two types of bone tissue :

A
  • compact

-spongy

18
Q

What is osteoblast?

A

Responsible for production of bone proteins such as collagen I

19
Q

What are osteoclasts?

A

Responsible for remodelling bones- using enzymes to organisms in the proteins to maintain structural integrity

20
Q

What is bone marrow?

A

Tissue found inside bones

-contains stem cells

21
Q

What do stem cells produce?

A
  • white blood cells
  • red blood cells
22
Q

What is the function of red blood cells?

A

Carry O2 to the other tissue of the body through circulation

23
Q

What is the function of white blood cells?

A

Play a role in fighting infection in the immune system

24
Q

What is a platelet?

A

Very important in blood clotting during injury

25
Q

Outline (3) mineralisations of bones;

A

-bone is classified as a mineralised tissue

  • minerals important for normal cardiovascular function and muscle movement

-available of stores, used when nutrition is poor/high demand