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Anatomy > L13 > Flashcards

L13 Flashcards

1
Q

How many bones are there

A

206

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2
Q

What are the two major classes of skeletal divisions

A

1)axial(80): skull, thoracic, veterbral column
2) appendicular (126): upper, lower limbs - pectorial - pelvic girdle

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3
Q

Classifications of bones according to structure include

A

Compact and spongy

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4
Q

Classification of bones according to shape include

A

Long short flat and irregular

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5
Q

Classification of bones depending on development include

A

Membranous and cartilaginous

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6
Q

Solid mass dense and hard 

A

Compact bone

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7
Q

Forms the outer layer of bone structure

A

Compact bone

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8
Q

Haversian system is its functional unit

A

Compact bone

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9
Q

Contains space filled with red bone marrow

A

Spongy bone

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10
Q

Its structure is characterized by diaphysis and epiphysis

A

Long bone

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11
Q

Filled with yellow bone marrow, has a canal at the center and periosteum

A

Long bone

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12
Q

Give seven examples of long bone

A

Humerus
femur
tibia
fibula
radius
ulna
phalanges

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13
Q

Is cuboidal in shape

A

Short bone

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14
Q

1 thin coat of compact bone covering spongy bone

A

Short bone

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15
Q

Give four examples of short bone

A

Patela
carpals
tarsals
sesamoid

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16
Q

This type of bone is for protection and muscle attachment

A

Flat bone

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17
Q

Too thin layers of compact bone in closing a thin layer of spongy bone

A

Flat bone

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18
Q

Give four examples of flat bone

A

Sternum
scapula
ribs
bones of the skull

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19
Q

Give three main examples of irregular bone

A

Vertebra
sacrum and coccyx

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20
Q

starts as fibrous membrane, calcium gradually deposited until structure becomes ossified

A

Membranous

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21
Q

Give two examples of membranous bones

A

Bones of the skull and mandible

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22
Q

Membraneous bones becomes ossified by ___ Ossification

A

Intramembranous

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23
Q

Membranous bones becomes ossified by ___ Ossification

A

Intramembranous

24
Q

Cartilagenous bones becomes ossified by ___ Ossification

A

endochondral or intracartilagenous

25
Q

Give an example of Cartilaginous bone

A

Long bones

26
Q

This artery enters the shaft through the nutrient foramen and runs obliquely through the cortex.

A

Nutrient artery

27
Q

Nutrient artery Enters the shaft through

A

nutrient foramen

28
Q

____ nourishes the whole medullary cavity and inner 2/3 of the cortex as well as metaphyses.

A

Nutrient artery

29
Q

The nutrient artery nourishes

A

Whole medullary cavity
2/3 cortex
metaphyses

30
Q

This type of artery is especially numerous beneath the muscular and ligamentous attachment

A

Periosteal arteries

31
Q

Enters Volkmann’s canal

A

Periosteal arteries:

32
Q

Why does the Periosteal arteries enters the Volkmann’s canal

A

To supply the outer 1/3 portion of the cortex

33
Q

What type of artery is Found in the non-articular bony surfaces.

A

Epiphyseal arteries

34
Q

___ has numerous foramina out of which only few are the___ points of these arteries while the remaining are the___ exits.

A

Epiphyseal arteries

entrance

venous

35
Q

Which type of arteries do not have to be ascending and descending

A

Metaphyseal arteries

36
Q

Reinforce the metaphyseal branches of the nutrient artery

A

Metaphyseal arteries

37
Q

How is the drainage of blood succeeded? 

A

1)By a system of vein that runs parallel with arterial supply
2) my veins leaving the cortical periosteum through muscle insertion

38
Q

Diarthrosis (synovial)

A

Move freely

39
Q

Amphiarthros (cartilaginous)

A

Slightly movable

40
Q

Synarthrosis (fibrous)

A

Little or no movement

41
Q

Joints are classified by the freedom of movement, named the three categories

A

Diarthrosis (synovial)
Amphiarthros (cartilaginous)
Synarthrosis (fibrous)

42
Q

Joints are also classified by the manner of adjacent bones what are the four categories

A

Fibrous
cartilaginous
bony
synovial

43
Q

Have collagen fibers spanning the space between bones

A

Fibrous joints/ synarthrosis

44
Q

Give three examples of fibrous joints/ Synarthrosis 

A

sutures & gomphoses & syndesmoses

45
Q

Have to bones bound to each other by Cartilage

A

Cartilaginous joints, amphiarthrosis

46
Q

What are the two main categories of cartilaginous joints

A

A)synchondroses
-Primary Cartilaginous joints
-Bones are joined by hyaline
-In the costal cartilage

B) symphyses
-2 bones joined by fibrocartilage
-secondary Cartilaginous joint
-between the vertebrae, in the pubic

47
Q

have 2 bones fused by osseous tissue

A

Bony joints

48
Q

synostoses

A

Bony joint

49
Q

occurs normally in the fusion of cranial bones to form the adult skull.

A

Bony joint

50
Q

Joints between two or more bones without intervening cartilage or fibrocartilage, other than articular cartilage.

A

Bony joint

51
Q

Bony joint lacks __ and __ na has only__

A

Cartilage
 fibrocartilage

Articular hyaline Cartlidge

52
Q

Synovial joints are examples of

A

Diarthrosis

53
Q

The most common classification of joints within the human body

A

Synovial joint

54
Q

Synovial capsule is made up of

A

Collagen

55
Q

Articular Cartilage is what type of cartilage

A

Hyaline

56
Q

Meniscus is pad of__in__

A

fibrocartilage

jaw, wrist, knee

57
Q

Revise type of synovial joints from the note

A

Okay

Anatomy (20 decks)

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