SKELETAL SYSTEM Flashcards

1
Q

patellae is an example of _____ bone

A

sesamoid

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2
Q

extends from the coxofemoral (hip) joint to the stifle (the joint corresponding to the human knee)

A

femur

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3
Q

have well-developed articular processes to
accommodate the large range of motion of the neck o atlas is the first cervical vertebra; axis is the second cervical vertebra

A

cervical vertebrae

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4
Q

immediately distal to the carpus; single large bone in horse, while fused 3rd and 4th metacarpal bon in ox and sheep and called cannon bone; pig has 4

A

metacarpus

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5
Q

bone-producing cells; forms bone matrix

A

osteoblasts

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6
Q

rostral bone in swine, the soft tissue of the external nares

A

os rostri

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7
Q

a classification of bone wherein bones are relatively thin and expanded in two dimensions; diploe (spongy material that separates lamina externa from interna); chiefly for protection of vital organs.

A

flat bones

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8
Q

composed of multiple small bones; it corresponds to the human ankle

A

tarsus(hock)

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9
Q

contain the teeth of the upper dental
arcade (although the incisive bones lack teeth in ruminants)

A

maxillae and incisive bones

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10
Q

_______forms the ventrum of the bony thorax and gives attachment to the costal cartilages of the ribs as well as providing a bony origin for the pectoral muscles. Cranial extremity of the sternum is the manubrium; the middle portion is the body; and the caudal extremity is the xiphoid process

A

sternum

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11
Q

______ vertebrae form the bony basis for the tail

A

caudal

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12
Q

anatomical term for arm bone

A

humerus

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13
Q

presents numerous openings for passage of the
olfactory nerves (sense of smell)

A

ethmoid bone

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14
Q

the space surrounded by the cortex of a long bone

A

medullary cavity/ marrow cavity

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15
Q

in mammals, the radius is the larger of the two, although in birds it is smaller than the ulna; fused in equine and bovine, not fused in dogs and cats

A

radius and ulna

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16
Q

contain air spaces or sinuses that communicate with the atmosphere.

A

pneumatic bones

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17
Q

_______and digits of the pelvic limb are similar to the metacarpus and digits of the thoracic limb

A

metatarsus

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18
Q

the bone is composed of ___ organic framework of fibrous tissues and cells

A

1/3

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19
Q

number 1 to 5, depending on the species; In the horse, the proximal phalanx is also called the long pastern bone; the middle phalanx corresponds to the short pastern bone; and distal phalanx is also known as the coffin bone.

A

digits

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20
Q

a layer of hyaline cartilage within the metaphysis of an immature bone that separates the diaphysis from the epiphysis; area in which a bone can increase in length

A

epiphyseal cartilage

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21
Q

has cornual process (bony projections), except polled animals

A

frontal bone

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22
Q

refers to the bone stem cell

A

osteogenic cell

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23
Q

a classification of bone wherein bones are greater in one dimension than any other; function chiefly as levers and aid in support, locomotion, and prehension.

A

long bones

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24
Q

collagen and polysaccharides called _________, which contain chondroitin sulfate.

A

glycosaminoglycans

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25
Q

refers to either end of a long bone; extremities of a long bone

A

epiphysis

26
Q

a classification of bone wherein bones are cuboid, or approximately equal in all dimensions; interior is composed of spongy bone filled with marrow spaces; absorb concussion, and they are found in complex joints.

A

short bones

27
Q

bone-destroying cells; resorbs bone

A

osteoclasts

28
Q

a classification of bone that resembles a sesame seed. It reduces friction, increase leverage, or change the direction of pull

A

sesamoid bones

29
Q

contain the middle and inner ears

A

temporal bones

30
Q

roofed by the maxillae and incisive bones and by the palatine
bone; ventrolaterally - the mandible

A

oral

31
Q

In the axial skeleton, cranial part of the skull: caudal and dorsal walls - occipital, parietal, interparietal, and frontal bones; lateral and ventral walls – temporal and sphenoid bones; rostral wall – ethmoid bone

A

Cranium

32
Q

a fibrous membrane that lines the marrow cavity

A

endosteum

33
Q

cardiac skeleton in bovine; around the origin of the aorta and pulmonary artery at the base of the heart

A

os cordis

34
Q

_______are unpaired bones on the median plane; unpaired bones; protection, support, and muscular attachment

A

irregular bones

35
Q

_________of a mature bone is the flared area adjacent to the epiphysis; area where the cortical bone become thinner

A

metaphysis

36
Q

spongy; composed of spicules arranged to form a porous network; the spaces are usually filled with marrow

A

cancellous bone

37
Q

a fibrous membrane that covers the surface of a bone except where articular cartilage is located

A

periosteum

38
Q

composed of two rows of small bones in the thoracic limb

A

carpus

39
Q

_______ indicates the number of vertebrae in each segment of the spinal column.

A

vertebral formula

40
Q

have large, flat transverse processes that project laterad

A

lumbar vertebrae

41
Q

species with the highest thoracic vertebral formula

A

horse

42
Q

denotes the bony socket that protects the eye; surrounded by portions of the frontal, lacrimal, and zygomatic bones

A

orbit

43
Q

characterized by well-developed spinous
processes and articular facets for the ribs

A

thoracic vertebrae

44
Q

_____in all animals is a relatively flat triangular bone; birds and primates have clavicle (collarbone)

A

scapula

45
Q

contains all of the lower teeth and gives attachment to
some of the muscles associated with chewing and swallowing

A

mandible

46
Q

species with the highest cervical and lumbar vertebral formula

A

chicken

47
Q

are the bones of the true leg (crus)

A

tibia and fibula

48
Q
A
49
Q

maintains bone tissue

A

osteocytes

50
Q

_________form the lateral walls of the bony thorax.

A

ribs

51
Q

dense or cortical; the hard layer that constitutes the exterior of most bones and forms almost the entire shaft of long bones

A

compact bone

52
Q

the bone is composed of ___ inorganic component

A

2/3

53
Q

supports the brain and pituitary gland

A

sphenoid bone

54
Q

a thin layer of hyaline cartilage that covers the articular (joint) surface of a bone

A

articular cartilage

55
Q

identify the classification of the following bones: Femur, tibia, fibula, metatarsals, humerus, ulna, radius, metacarpals, phalanges

A

long bones

56
Q

bounded dorsally by the nasal bones, laterally by the maxillae and incisive bones, and ventrally by the palatine processes of the maxillae, incisive, and palatine bones; vomer bone – separates the nasal passages; conchae (turbinate bone) – scroll like; projects into the nasal passage

A

nasal

57
Q

fused to form a single wedge-shaped bone, the sacrum

A

sacral vertebrae

58
Q

penile bone (baculum or os priapi) in the canine family, also in gorilla and chimpanzee; located above the male urethra, and it aids sexual reproduction by maintaining sufficient stiffness during sexual penetration.

A

os penis

59
Q

the cylindrical shaft of a long bone between the two epiphyses

A

Diaphysis

60
Q

Carpals and tarsals are examples of what classification of bone?

A

short bones

61
Q

consists of a circle of bones comprises three bones (ilium, the ischium, and the pubis) which are fused to form the os coxae, or pelvic bone

A

pelvis