1 Bones and Joints Flashcards

(34 cards)

1
Q

What is the purpose of the skeleton?

A
Support
Movement
Protect organs
Maintain shape
Mineral and lipid storage
Haemopoiesis
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2
Q

What is the axial skeleton?

A

The central bones- protect the vital organs

Skull, Vertical column, Rib cage

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3
Q

What is the appendicular skeleton?

A

Bones in the limbs

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4
Q

List the 5 different types of bone

A
Long
Short
Flat
Irregular
Sesamoid
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5
Q

What is a tuberosity?

A

A roughened, rounded elevation

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6
Q

What is a tubercle?

A

A small elevation

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7
Q

What is a spinous process?

A

A slender projection

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8
Q

What is a trochanter?

A

A large projection of the femur

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9
Q

What is a condyle?

A

Large prominence or rounded surface

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10
Q

What is an epicondyle?

A

A smaller prominence above a condyle

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11
Q

What is a facet?

A

A flattened surface for joint/muscle contraction

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12
Q

What is a crest?

A

A ridge

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13
Q

What is a sinus?

A

A hollow space

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14
Q

What is a meatus?

A

A tunnel or canal

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15
Q

What is a fossa?

A

A depression

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16
Q

What is a foramen?

A

A hole or opening

17
Q

What is a notch?

A

A large groove

18
Q

What is a joint?

A

An articulation between two or more bones

19
Q

What is a fibrous joint?

A

Fixed connections made of fibrous connective tissue

20
Q

When do sutures in the skull form and why?

A

Sutures are joints in the skull. They form after birth so the plates can slide over each other in delivery.

21
Q

When does gomphosis occur?

A

When structures are pegged into sockets eg. teeth

22
Q

What is a fibrous joint between two bones called?

A

Syndesmosis joint

23
Q

What is a cartilaginous joint?

A

Bones joined by cartilage

24
Q

What type of joint uses hyaline cartilage?

A

Synchondrosis primary cartilaginous joints

25
What joints use fibrocartilage?
Symphysis secondary cartilaginous joints
26
Where are synovial joints found?
In the limbs
27
List three things a synovial joint has
Articular capsule Synovial fluid Articular cartilage
28
Where are saddle joints found?
Concave and convex joint surfaces eg. wrist
29
What movements does a plane joint allow?
Gliding or sliding | Eg. in the foot
30
What movements does a hinge joint allow?
Permits flexion and extension only | Eg. elbow
31
What movements does a ball and socket joint allow?
Permits movement in several axes
32
What movements does a condyloid joint allow?
Flexion, extension, adduction, abduction, circumduction | Eg. metacarpal-phlangial junction
33
What movement does a pivot joint allow?
Allows rotation | Eg. neck
34
How many bones are in the body?
206