More Specific Human Osteology & Dentition Flashcards

1
Q

How many bones are in the cranium?

A

21 outwardly visible bones & 6 ear ossicles

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2
Q

What is the forehead bone?

A

frontal

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3
Q

What are the cheekbone bones?

A

zygomatic (2)

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4
Q

Bones of the upper teeth?

A

maxillae (2)

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5
Q

Bones of the very back of the mouth?

A

palatine (2)

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6
Q

Bones covered with scent smelling tissue?

A

nasal conchae (2)

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7
Q

Plate in the nose?

A

vomer

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8
Q

What are the bones of the cranium?

A

frontal, parietal (2), occipital, temporal (2), zygomatic (2), maxillae (2), palatine (2), nasal (2), nasal conchae (2), vomer, lacrimals (2), ethmoid, sphenoid, ear ossicles (6)

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9
Q

obliteration

A

when sutures are fused so much that the line disappears

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10
Q

Sagittal suture

A

separates parietal bones

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11
Q

Coronal suture

A

separates frontal from parietals (headband)

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12
Q

Lambdoid suture

A

separates occipital from parietals (triangular)

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13
Q

What are cranial landmarks used for?

A

description and measurement

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14
Q

Sinuses

A

pockets of air within some cranial bones

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15
Q

Why are the frontal sinuses important?

A

they form uniquely to each other, also a pretty common x-ray view

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16
Q

Hyloid

A

located below lower jay

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17
Q

Sternum

A

very front of rib cage

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18
Q

What are the three parts of the sternum

A

manubrium, body, and xiphoid process

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19
Q

How many ribs to humans have?

A

24 ribs

20
Q
A
21
Q

What are the three parts of a rib bone?

A

body, neck, and head (attachment to the vertebrae)

22
Q

What are the five types of vertebra in the vertical column?

A

cervical, thoracic, lumbar, sacrum, and coccyx

23
Q

What are the smallest vertebrae near the top called?

A

cervical

24
Q

What are the vertebrae that attach to the ribs called?

A

thoracic

25
Q

What are the vertebrae of the lower back called?

A

lumbar

26
Q

What are the two sections of a vertevrae?

A

body and neural arch

27
Q

What are the two bones of the shoulder girdle?

A

clavicle and scapula

28
Q

What is the socket of the scapula called?

A

glenoid fossa

29
Q

What are the three long bones of the upper limb called?

A

humerus, radius, and ulna

30
Q

What are the three parts of the humerus?

A

head, trochlea (knobby bit), olecranon fossa (back of elbow)

31
Q

What are the three parts of the radius?

A

head (rounded), styloid process (pointy), ulnar notch (for wrist connection)

32
Q

What are the three parts of the ulna?

A

head, olecranon process (lock), and radial notch (where radius is held)

33
Q

How many hand bones are there?

A

27

34
Q

What are the three types of hand bones and their quantity?

A

carpals (8), metacarpals (5), phalanges (14)

35
Q

What are the bones of the pelvic girdle?

A

os coxae, sacrum, coccyx

36
Q

What are the three parts of the os coxae?

A

Ilium (blade), ischium (bottom), puris, acetabulum (socket)

37
Q

What are the four lower limb bones?

A

femur, patella, tibia, and fibula

38
Q

What are the four parts of the femur?

A

head (ball), neck, shaft, condyles (bottom)

39
Q

How is the tibia recognizable?

A

looks like a capital “T”

40
Q

What are the three parts of the tibia?

A

tuberosity (pointy), anterior crest, medial malleolus (bottom knobby bit)

41
Q

What is the significant part of the fibula?

A

lateral malleolus

42
Q

What are the types of feet bones and their quantity?

A

tarsals (7), metatarsals (5), phalanges (14)

43
Q

What are the five parts of teeth?

A

crown, neck, roots, enamel, and dentin

44
Q

How many teeth does an adult human have?

A

32

45
Q

How many teeth do children have?

A

20