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Human Structure And Function I > Skeletal System 1 > Flashcards

Skeletal System 1 Flashcards

0
Q

Long bones

A

Bone with shaft and joint ends

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1
Q

Total number of bones in the body

A

206 but it can vary

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2
Q

Short bones

A

Carpals and tarsals

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3
Q

Flat bones

A

Sternum, cranium

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4
Q

Irregular bones

A

Vertebrae

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5
Q

Sesamoid bones

A

Patella
Embedded in tendon or ligament
Patella is only regularly occurring one

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6
Q

Sutural bones

A

Tiny, located in sutures

Variation in numbers

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7
Q

Depressions and openings

A

Embedment or passage of soft tissue structures into or through bone

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8
Q

Fissure

A

Narrow slit between bones

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9
Q

Foramen

A

Rounded opening in bone

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10
Q

Fossa

A

Shallow depression usually rounded for muscle belly

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11
Q

Sulcus

A

Long thin groove usually blood vessel or nerve

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12
Q

Meatus

A

External opening of a tubular passage

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13
Q

Projections or processes

A

Attachment points for tendons and ligaments

Usually roughened ct

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14
Q

Condyle

A

Large rounded protuberance

Part of joint

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15
Q

Facet

A

Smooth flattened articular surface

16
Q

Crest

A

Ridge like projection for attachment

17
Q

Epicondyle

A

Projection rising above a condyle

18
Q

Line

A

Long narrow thin ridge

Less prominent than a crest

19
Q

Spinous process

A

Spike like projection

20
Q

Trochanter

A

Large projection in region of a joint

21
Q

Tubercle

A

Small rounded projection at region of joint

22
Q

Tuberosity

A

Large rounded projection at region of joint

Roughened

23
Q

How many bones in the skull?

A

22 divided into two regions

24
Q

Cranial vault

A

8 bones

Brain encasement

25
Q

Bones of face

A

14 bones

26
Q

Problem with cranial vault

A

Limits volume of space

When brain is injured and swells creates intracranial pressure

27
Q

Frontal bone

A

Frontal Squama
Supraorbital margins and ridges
Frontal sinuses

28
Q

Parietal bones

A

Most of sides and roof of cranial vault

Interior accommodates membranes and folds of brain that lie beneath

29
Q

Temporal Squama

A

THIN

Most susceptible to injury and penetration

30
Q

Temporal bones

A 
Zygomatic process
Mandibular fossa
Mastoid portion 
Carotid foramen
Jugular foramen
Petrous portion
31
Q

Occipital bone

A 
Very thick that forms posterior wall and floor of cranium
Foramen magnum
Occipital condyles
External occipital prominence
Nuchal lines

Human Structure And Function I (3 decks)

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