3-Osteo Flashcards

1
Q

in growing bone is easily fractured

A

Physis –

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2
Q

can be harvested surgically and moved
to a fracture site to aid in repair;

A

Cancellous bone

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3
Q

► sources of cancellous bone are:

A

► 1. Tibial tuberosity,
► 2. Greater tubercle of humerus,
► 3. greater trochanter of femur,
► 4. wing of the ilium

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4
Q

The Axial Skeleton consist
of:

A

► Skull
► Vertebrae
► Sternum
► Ribs

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5
Q

The skull, excluding the hyoid bone and the mandible, is
considered as being a long, four- sided pyramid.
This pyramid has the following surfaces:

A

⚫ Dorsal
⚫ Two lateral
⚫ Ventral

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6
Q

is considered as being a long, four- sided pyramid.

A

The skull,

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7
Q

only in horse and cat; between two
parietal bones rostral to the occipital bone;
► in other species, it is present in the fetus then fuse with
surrounding bones before birth

A

Interparietal bone

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8
Q

forms the entire roof of the cranium in ox and pig

A

Frontal bone

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9
Q

splanchnic bone in the nose of pigs

A

Rostral bone –

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10
Q

complete in the horse and ruminants, incomplete in the
carnivores but is completed by the orbital ligament

A

Bony orbit –

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11
Q

only in horses; the ridge on the lateral surface of the face

A

Facial crest

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12
Q

in ruminants, the process on the lateral surface of the
face

A

Facial tuberosity –

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13
Q

the process of the frontal
bone of horned ruminants that is enclosed by
the horn

A

Cornual process

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14
Q

in ruminants, has been
pushed to the lateral side of the skull by the frontal bone

A

Temporal fossa

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15
Q

in ruminants and pigs
► is the joining of the round and orbital
foramina of other species

A

Foramen orbitorotundum

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16
Q

are
large air spaces which communicate
directly or indirectly with the nasal
cavity.

A

paranasal sinuses of the skull

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17
Q

Paranasal Sinuses

(4) _____: maxillary, frontal,
sphenopalatine, ethmoidal

A

Horse

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18
Q

Paranasal Sinuses

(5) ______: frontal, palatomaxillary,
lacrimal, sphenoidal, conchal

A

Cattle

19
Q

Paranasal Sinuses

(5) ___: frontal, maxillary, lacrimal,
sphenoidal, conchal

A

Pig

20
Q

Paranasal Sinuses

(3) ___: maxillary recess, frontal,
sphenoidal

A

Dog

21
Q

Maxillary sinus
The maxillary sinus is the largest among the sinuses in
horses. It is divided by an oblique septum into:

A

⚫ Rostral compartment
⚫ Caudal compartment.

22
Q

is the largest among the sinuses in
horses.

A

The maxillary sinus

23
Q

The maxillary sinus of Cattle has three openings

A

⚫ Into lacrimal sinus
⚫ Into palatine sinus
⚫ Into middle nasal meatus.

24
Q

has maxillary recess between the
area of the maxillary bones, not inside
the maxillary bone

A

Dog

25
Q

has two maxillary sinuses
separated by a bony septum, the rostral
maxillary sinus and the caudal maxillary
sinus

A

Horse

26
Q

have single maxillary sinus

A

Pig and ruminants

27
Q

paper thin caudal extent of the maxillary sinus in the
ruminants

A

Lacrimal bulla

28
Q

in the dorsal part of the skull, between
the orbits in the horse, small ruminants and carnivores
► In the ox and pigs, it extends to the back of the
skull
► in ruminants it has a number of diverticula
besides the cornual diverticulum

A

Frontal sinus

29
Q

in horses, the joined frontal and
dorsal conchal sinus

A

Conchofrontal sinus

30
Q

in the horse, the large
opening between the caudal maxillary sinus and frontal
sinus

A

Frontomaxillary opening

31
Q

the direct continuation of the
frontal sinus into the cornual process in horned
ruminants

A

Cornual diverticulum

32
Q

is very large. It involves nearly all the
frontal bone and a large part of the posterior wall of
the cranium.

A

Frontal sinus

33
Q

is divided into one major and one to four minor compartments. Each compartment has an anterior outlet into the ethmoidal meatus and thus
indirectly into the middle nasal meatus.

A

Cavity

34
Q

the drilling of holes (trephine holes) into the paranasal sinus

A

Trephination

35
Q

all but the last upper cheek teeth can be removed through the trephined holes in the maxillary sinuses

A

Horse

36
Q

trephination of the four compartments frontal sinus

A

Ox

37
Q

of the frontal sinus is often opened
in dehorning and thus a possible entrance for inflammation
(sinusitis)

A

Cornual diverticulum

38
Q

inflammation of the paranasal sinuses;
trephination may be used to drain the infection

A

Sinusitis

39
Q

situated between the vertical parts of
the rami of the mandibles.
It is attached on either side to the styloid process of the
petrous temporal bone by rods of cartilage.

A

The hyoid bone

40
Q

The Hyoid Apparatus

The hyoid bone is situated between the vertical parts of
the rami of the mandibles.
It is attached on either side to the styloid process of the
petrous temporal bone by rods of cartilage.
It supports the following structures:

A

⚫ Root of the tongue
⚫ Pharynx
⚫ Larynx

41
Q

Hyoid bone presents:

Hyoid bone presents:
⚫ A body
Vana 102 PPT by GSValencia
⚫ Lingual process – the rostral projection of the basihyoid
bone into the tongue; carnivores lack such process but a
horse has a long one and the ox a short one
⚫ Three pairs of cornua
thyroid cornua (thyrohyoids)
small cornua (keratohyoids)

A

⚫ A body
⚫ Lingual process
⚫ Three pairs of cornua
thyroid cornua (thyrohyoids)
small cornua (keratohyoids)
great cornua

42
Q

The vertebral column is subdivided into five regions:

A

► Cervical
► Thoracic
► Lumbar
► Sacral
► Caudal

43
Q

The number of vertebrae in each region except the last is
more or less_______ for each animal.

A

constant

44
Q

A typical vertebra is described as
having:-

A

► Body
► Arch
► Processes;
► Articular
► Transverse
► Spinous