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ANAT 2 LAB > Skull/Bone Terms > Flashcards

Skull/Bone Terms Flashcards

1
Q

Axial skeleton

A

Skull bones, hyoid bone, vertebral column, ribs, sternum

Protects brain, spinal cord, and organs within the thorax

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2
Q

Appendicular skeleton

A

Bones of upper and lower limbs

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3
Q

Girdles

A

Where singular bones attach to (proximal end) of axial skeleton

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4
Q

Smooth features found at articulation sites

A

Head, condyle, facet, trochlea

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5
Q

Hole or open space

A

Foremen, meatus(canal), fissure, sinus

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6
Q

Depression

A

Fossa, fovea, sulcus

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7
Q

Head

A

Smooth ball on end of bone

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8
Q

Condyle

A

Smooth ovals, found in pairs

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9
Q

Facet

A

Smooth flat surface

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10
Q

Trochlea

A

anatomical structure that is held to resemble a pulley

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11
Q

Fissure

A

Narrow, slit like opening

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12
Q

Sinus

A

Open cavity inside a skull bone

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13
Q

Rough features for muscle attachment

A

Trochanter, tuberosity, tubercle, epicondyle, line, process, ramps, crest

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14
Q

Trochanter

A

Large, rough bump on femur

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15
Q

Tuberosity

A

Rough patch or area on a bone

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16
Q

Tubercle

A

Small rough bump

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17
Q

Epicondyle

A

Rough projection near (usually above) a condyle

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18
Q

Line

A

Low ridge (may be difficult to see)

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19
Q

Process

A

Any marked prominence

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20
Q

Ramus

A

Angular extension from above

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21
Q

Crest

A

More narrow, ridge like projection (chicken Mohawk)

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22
Q

Spine

A

Sharp projection, pointy ridge or sharp process

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23
Q

Fossa

A

Pit, depression or sunken part of a bone

24
Q

Fovea

A

Tiny pit

25
Q

Sulcus

A

Shallow groove

26
Q

Sulcus

A

Shallow groove

27
Q

Frontal bone (1)

A

Supraorbital margin, supraorbital foramen(notch), frontal sinuses, frontal crest, coronal suture, forms part of anterior cranial fossa, muscles:frontalis

28
Q

Frontal bone (1)

A

Supraorbital margin, supraorbital foramen(notch), frontal sinuses, frontal crest, coronal suture, forms part of anterior cranial fossa, muscles:frontalis; forms forehead

29
Q

Occipital bone (1)

A

Forms most of posterior cranial fossa, foramen magnum, occipital condyle, hypo gloss all canals, superior and inferior nuchal lines, external occipital protuberance, external occipital crest; muscles: occipital is, selenium, trapezius, nuchal ligament

30
Q

Temporal bones (2)

A

Squamous suture, forms part of the middle cranial fossa, jugular foramen, carotid canal, internal and external auditory meatus, stylomasid foramen, styloid process, mastoid process, zygomatic process; muscles: temporalis, sternocleidomastoid, stylohyoiid, styloglosssus

31
Q

Zygomatic process

A

Part of zygmatic arch; petrous (internal, dense), squamous (superior, flat), tympanic (external, hearing canal)

32
Q

Zygomatic process

A

Part of zygmatic arch; petrous (internal, dense), squamous (superior, flat), tympanic (external, hearing canal)

33
Q

Zygomatic bones (2)

A

Frontal process, maxillary process, temporal process

34
Q

Sphenoid bone (1)

A

Sphenoid sinuses, optic canal/optic foramen, greater wings (form middle cranial fossa), lesser wings (form anterior cranial fossa), sella turcica (pituitary fossa), superior orbital fissure, foramina, foramen roundup, foramen ovale; muscles: pteygoid muscles

35
Q

Ethmoid bone (1)

A

Crustaceans galli (chicken crest), cribiform plate, perpendicular plate, ethmoidal sinuses, superior and middle nasal conchae

36
Q

Palatine bones (2)

A

Horizontal plate and perpendicular plate

37
Q

Bones of the skull

A

Frontal bone (1), Parietal bones (2), Occipital bone (1), Temporal bones (2), Zygomatic bones (2), Sphenoid bone (1), Ethmoid bone (1), Lacrimal bones (2), Nasal bones (2), Comver (1), Inferior nasal conchae (2), Palatine bones(2), Maillae (2), Mandible (1), Auditory ossicles, Hyoid bone, Fontanelles, Nasal complex, Orbital complex, Paranasal sinuses, Teeth (primary, secondary)

38
Q

Maxillae(2)

A

Alveolar border, orbital surface, maxillary sinus, infra orbital foramen, palatine process, incisive foramen, frontal process, zygomatic process, lacrimal groove

39
Q

Mandible (1)

A

Alveolar border, body, angle, and ramus of mandible, coronoid process, mandibular notch, condyle, mandibular foramen, mental protuberance, mental foramen, mylohyoid groove/line; muscles: massager, temporalis

40
Q

Auditory ossicles

A

Malleus (2), incus (2), stapes (2)

41
Q

Hyoid bone

A

Body and greater cornu and lesser cornu; muscles: sternohyoi, stylohyoid, geniohyoid

42
Q

Fontanelles (Fontanels)

A

Posterior, anterior, mastoid (posteriolateral), and sphenoidal (anteriorlateral); Mandibular suture fuses to form mandibular symphysis

43
Q

Nasal complex

A

Roof, floor, lateral walls, anterior walls

44
Q

Orbital complex

A

Friendly Zebras Speed Past Elderly Lions Mating;

Frontal, Zygomatic, Sphenoid, Palatine, Ethmoid, Lacrimal, Maxilla

45
Q

Teeth

A

20 deciduous, 32 adult

46
Q

Cranial bones

A

Form skull, 8 bones (ethmoid, frontal, occipital, sphenoid, parietal, temporal); provides attachment sites for muscles

47
Q

Facial bones

A

14 (maxillae, nasal, lacrimal, zygomatic, palatine, inferior nasal conchae, vomer, mandible); protects entrances to gi and resp system; provides attachment sites for muscles

48
Q

Coronal suture

A

Between frontal and parietal bones; runs along coronal plane

49
Q

Sagittal suture

A

Connects left and right parietal bones (at almost exactly midline)

50
Q

Lamboid suture

A

Occipital and parietal bones; extends across posterior surface

51
Q

Pterion

A

Wing; H-shaped set of sutures of frontal, parietal, and temporal bones

52
Q

Craniosynostosis

A

Premature fusion or closing off one or more cranial sutures

53
Q

Sutures

A

Immovable joints that form boundaries between cranial bones; dense regular connective tissue

54
Q

Squamous suture

A

Each side of skull; articulates temporal and parietal bones

55
Q

Sutural bones

A

Wormian bones; small; in all sutures; most common in lamboid suture; independent bone ossification centers

ANAT 2 LAB (1 decks)

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