Osteology Flashcards
What two layers does the periosteum consist of?
Fibrous layer
Cambium layer
Name the basic structure of the compact bone tissue
Osteon
Which part of the long bone does compact bone dominate, and which part does spongy bone dominate?
Diaphysis (shaft)
Epiphysis
Name the disc of hyaline cartilage that is positioned transversely in the long bone and where it is located
Epiphyseal growth plate
Between metaphysis and epiphysis
Name two compartments of maxillary sinus in horse
Sinus maxillaris caudalis (caudal maxillary sinus)
Sinus maxillaris rostralis (rostral maxillary sinus)
Which discipline describes similarities and differences in the anatomy?
Comparative anatomy
Which bone cells are responsible for osteogenesis (formation of bone) and which for bone resorption?
Osteoblast
Osteoclast
Name the paired surfaces designed to join with costal head
Fovea costalis caudalis
Fovea costalis cranialis
List two vertebrae not having a caput vertebrae
Atlas
Axis
Name the structures of atlas that articulates with the subsequent vertebrae
Fovea articularis caudales (plural)
Fovea dentis
Name the plane that divides the body into two symmetrical parts and name the plane parallel to it
Median plane
Sagittal plane
Which animal has unlocked orbit?
Dog
Pig
Which paranasal sinus is the largest in the horse and which in cow?
Horse - Maxillary sinus
Cow - Frontal sinus
What types of bone can be distinguished in accordance with its shape?
Flat bone
Long bone
Irregular bone
Sesamoid bone
Pneumatic bone
Name the latin name of flat bone and irregular bone
Ossa plana
Ossa iregularia
Name the bone on which sulcus extensorius is present, and the one where processus extensorius is present
Sulcus extensorius - tibia
Processus extensorius - distal phalanx
Name the two surfaces visible in acetabulum
Facies lunata (pars major & pars minor in cow)
Fossa acetabuli
What are the different parts of the hyoid bone?
Basishyoideum
Thyrohydoideum
Ceratohyoideum
Stylohyoideum
Tympanohyoideum
List the different types of sutures in the skull
Sutura plana
Sutura foliate
Sutura squamosa
Sutura serrata
Gomphosis
Give at least 2 defects of brachiocephalic syndrome
Stenotic nares
Elongated soft palate
Tracheal collapse
Hypertonic palatine tonsils
Everted laryngeal ventricles
Name two joints of the vertebrae and ribs
Art. Capitis costae > costovertebral joint
Art. Costotransversaria > costotransverse joint
What parts of the temporal bone are visible in newborns?
Pars Tympanica
Pars Petrosa
Pars Squamosa
Name the largest sesamoid bone
Patella
Name the most distal sesamoid bone
Os Naviculare
Name the bone that has a) fossa radialis b) fossa extensoria
Humerus
Femur
Which type of bone is typical for a a) body of long bones b) epiphysis
Compact bone
Spongy bone
What are the two main parts of the skull?
Ossa faciei
Ossa cranii
What structure comes out of the external occipital protuberance? What is the structure formed by?
Lig nuchae
Lamina nuchae and funiculus nuchae
What 2 structures in the rib touch the vertebrae?
Caput costae - facies articularis capitis costae caudalis and cranialis
Tuberculum costae - facies articularis tuberculi costae
Name at least 2 surfaces of the proximal phalanx
Palmar/plantar surface
Articular surface
What kind of bone is the proximal phalanx
Long bone
Name the foramen in the atlas which is replaced with a notch in the dog
Foramen alare > incisura alaris
Which thoracic vertebrae articulates with the 5th pair of ribs
5th and 4th
Name the structure which is formed by the false ribs (costae spuriae)
Arcus costalis
Which type of bone marrow is typical for flat bone and which one for the medullar cavity of long bones?
Flat bone - red marrow
Medullar cavity - yellow marrow
Name 2 processes forming arcus zygomaticus
Processus temporalis (os zygomaticus)
Processus zygomaticus (os temporalis)
Processus zygomaticus (os frontale)
Name two bones forming symphysis pelvina
Os ischii
Os pubis
Name the caudal border of os coxae
Arcus ischiadicus
State the borders that form foramen obturatum
Ramus cranialis ossis pubis
Ramus caudalis ossis pubis
Ramus ossis ischii
Name the process at the distal extremity of the ulna. Which animal does not possess this structure?
Processus styloideus ulnae
Horse
Name two processes at the proximal extremity of the ulane
Processus anconeus
Processus coronoideus lateralus et medialis
How many lumbar vertebrae does a cow have?
6
Give at least 2 examples of flat bones
Scapula
Sternum
Os pubis
Os ischi
Name the structures (part of the atlas) surrounding foramen vertebrale
Arcus ventralis
Arcus dorsalis
How many ribs does a dog have?
12 - 14
Name the group of ribs forming arcus costalis
False ribs
What is the latin name for the true ribs, false ribs and floating ribs
Costae verae
Costae spuriae
Costae fluctuantes
Name the two main parts of rib in latin
Os costale
Cartilage costalis
Name the parts of the sternum lying most caudally and cranially
Caudally - processus xiphoidea
Cranially - Manubrium sterni
How many vertebrae the os sacrum of the horse and the dog consist of?
Horse - 5
Dog - 3
In which morphotype of dogs the external sagittal crest is reduced or missing?
Brachycephalic
List all the morphotype of do
Brachycephalic
Mesocephalic
Dolichocephlic
Name the bones bordering the recessus maxillaris
Ethmoid bone
Maxillary bone
Palatine bone
Lacrimal bone
Name the notch (in Latin) of the mandible between the processes coronoideus and processus condylaris
Incisura mandibulae
Name the covering of the outer surface of the skull
Pericranium
Which segment of the limb does the scapula represent? Name the bone representing the same segment of the pelvic limb
Zonopodium
Os coxae
What joint do the humerus and the scapula form?
Shoulder joint
What bones can be found in the zeugopodium segment of the front limb?
Ulna and radius
Give two examples of animals having acromion
Dog
Cow
What process is present in the acromion of the cat and what process is present in the acromion of dog?
Cat - Processus suprahamatus
Dog - Processus hamatus
Name in latin the part where the caput of humerus is joined to
Cavitas glenoidalis
Name the two parts of the long bone neighbouring with the cartilago epiphysialis
Epiphysis
Metaphysis
Give another name to os ungulare
Os unguiculare
Distal phalanx
Name two surfaces separated by margo coronalis in os ungulare
Faceis parietalis
Faceis articularis
How many bones are there in a proximal row of the canine carpus?
How many in the distal row of the bovine tarsus?
Which of them are fused?
3 in proximal row of dog
3 in distal row of bovine
4th fused with central tarsal and 2nd fused with 3rd in bovine
Name the plane perpendicular to the long axis
Transverse plane
List two groups of ossa capitis
Ossa faciei
Ossa cranii
Name the concavity where the maxillary foramen is. With which foramen does the maxillary foramen form the canalis infraorbitalis
Fossa pterygopalatina
Foramen infraorbitale
Name the 3 bones forming palatum osseum
Os palatinum
Maxilla
Os incisivum
Name two bones surrounding the foramen obturatum in latin
Os ischii
Os pubis
Name otherwise the middle phalanx in a horse and the distal phalanx in a dog
Horse - Os coronale
Dog - Os unguiculare
Does the high part of calcaneus go laterally or medially?
Laterally
Name 3 major parts of the sternum
Manubrium sterni
Corpus sterni
Processus xiphoideus
What kind of animal has a flat sternum and what kind of animal possesses a sharp bottom sternum?
Flat bottom - Cow
Sharp bottom - Horse
Name in latin the type of bone containing the diploe. Give two examples of such bones excluding the skull
Ossa plan
Scaplua and sternum
What are the 2 foramens of the mandible? what canal do these two foramens form?
Foramen mandibulae
Foramen mentale
Canalis mandibularis
In which species does the incisura vasorum facialium present?
Horse
What is the name of the process that is only present in the mandible of the dog?
Processus angulus
Name the structure that is only present in the cats humerus.
Is this structure present in dog?
Foramen supracondylare
Yes
Name the distinct structures that are only present in horses humerus
Tuberculum intermedium
Name the two fossa’s that are only present in the humerus
Fossa radialis
Fossa olecrani
Name in latin the groove that divides the tuberculum majus and tuberculum minus
Sulcus intertubercularis
Name the structure in the sacrum which articulates with the hip bone
Facies auricularis
Name two fossa’s present on the distal extremity of the femur
Fossa extensoria
Fossa musculi poplitea
Fossa intercondylaris
Name the bone articulating with the patella
Caput ulnare
Name the middle phalanx in a horse
Os coronale
Name the distal phalanx in dogs
Os unguiculare
Name the species that does not possess crista nuchae and what structure it is replaced with
Cow
Linea nuchae
Protuberantia occipitalis externa is absent in which animals?
Pig
What animals possess foramen orbitorotundeum?
Pig and cow
Name the notches that present in the foramen lacerum
Incisura ovalis
Incisura carotica
Incisura spinosa
Where are a) eminentia intercondylaris b) eminentia iliopubica located?
Tibia
Os coxae
What is the name of the distinct structure that is only present in horses femur and which side is this structure facing?
Trochanter tertius
Lateral
State 2 examples each for brachycephalic, dolichocephalic and mesocephalic dogs
Brachycephalic - Pekingese & Pug
Mesocephalic - Beagles & Golden Retriever
Dolichocephalic - Greyhound & Irish wolfhound
Name the different parts of the hyoid bone
Epihyoideum
Ceratohyoideum
Thyrohyoideum
Basihyoideum
Stylohyoideum
Typanohyoideum
Name 2 enlargements of the spinal cord
Intumescentia cervicalis
Intumescentia lumbalis
Name in latin the space inside the diaphysis and the type of bone tissue forming its wall
Cavum medullare
Substantia compacta
Name in latin the type of bone containing the dipole. Give two examples
Ossa plana (flat bones)
Sternum and scapula