bones Flashcards

1
Q

form the middle segment of the cranial dome

A

Parietal Bones

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2
Q

are at the sides of the cranium, extending inward to form part of the cranial floor

A

Temporal Bones

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3
Q

forms the anterior third of the cranial dome

A

Frontal Bones

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4
Q

forms the posterior portion of the cranial dome

A

Occipital Bones

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5
Q

form a large portion of the side of the head

A

Parietal & Temporal Bones

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6
Q

immediately anterior to the temporal bone.
single bone that extends completely across the skull
resembles a butterfly

A

Sphenoid Bone

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7
Q

joins the parietal and temporal bones

A

Squamous Suture

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8
Q

joins the parietal bone to the frontal bone

A

Coronal Suture

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9
Q

joined the parietal bone to the occipital bone

A

Lambdoid Suture

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10
Q

joins the two parietal bones

A

Sagittal Suture

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11
Q

A prominent feature of the temporal bone

a canal that enables sound waves to reach the eardrum.

A

External Auditory Canal

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12
Q

can be seen and felt as a prominent lump just posterior to the ear.

A

Mastoid process of temporal bone

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13
Q

a structure in the central region of the sphenoid bone resembling a saddle, which contains the pituitary gland.

A

Sella Turcica

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14
Q

forms the middle portion of the anterior cranial floor, extending inferiorly between the eye orbits to also form the roof of the nasal cavity

A

Ethmoid Bone

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15
Q

forms the upper jaw
support the face from the eyes down to the mouth, across the front of the cheek
contain the superior set of teeth

A

Maxilla

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16
Q

cheekbone
Anterior to the sphenoid bone
Forms the upper lateral corner of a cheek

A

Zygomatic

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17
Q

Join together at the midline to form the posterior third of the hard palate (the floor of the nasal cavity and the roof of the mouth

18
Q

increase the surface area in the nasal cavity.
The increased surface area of the overlying epithelium facilitates moistening and
warming of the air inhaled through the nose.

A

Nasal Conchae

19
Q

projections from the ethmoid bone.

A

Middle & Superior conchae

20
Q

consists of joined processes of the temporal and zygomatic bones
forms a bridge across the side of the face and provides a major attachment site for a muscle moving the mandible.

A

Zygomatic Arch

21
Q

On the medial margin of an eye orbit just above the opening of the nasolacrimal canal

22
Q

forms the bridge of the nose

Forming the superior margin of the nasal opening

23
Q

Pair of thin, curved bones

Project medially from the lateral walls of the nasal cavity , curving toward the nasal floor

A

Inferior nasal conchae / turbinate bones

24
Q

lower jaw bone
oddly shaped bone forming the lower part of the face
contains the inferior set of teeth

25
thin flat bone forming the inferior and posterior part of the nasal septum, that divides the nasal cavity into right and left halves
Vomer
26
decrease the weight of the skull and act as resonating chambers during voice production. sinuses are named for the bones where they are located and include the frontal, maxillary, ethmoidal, and sphenoidal sinuses.
Paranasal Sinuses
27
The depression where the mandible articulates with the temporal bone anterior to the mastoid process
Mandibular Fossa
28
cone-shaped fossae | protection of the eyes and attachment points for the muscles that move the eyes
Orbits
29
they provide openings through which nerves and blood vessels communicate with the orbit or pass through the face
Inferior and Superior Orbital Fissures
30
passes from the orbit into the nasal cavity | it contains a duct that carries tears from the eyes to the nasal cavity
Nasolacrimal Canal
31
divides the nasal cavity into right and left halves
nasal septum
32
an unpaired, U-shaped bone. not part of the skull and has no direct bony attachment to the skull. muscles and ligaments attach it to the skull. provides an attachment for some tongue muscles, and it is an attachment point for important neck muscles that elevate the larynx (voicebox) during speech or swallowing
Hyoid bone
33
projects from the inferior surface of the temporal bone. | serves as an anchorage for muscles associated with the tongue and pharynx.
Styloid Process
34
The triangular anterior process of the mandibular ramus, giving attachment to the temporal muscle.
Coronoid Process
35
an opening for the mandibular nerve to the lower jaw
Foramen Ovale
36
an opening for the middle meningeal artery, which brings blood to the dura mater.
Foramen Spinosum
37
opening in the skull, through which the spinal cord joins the brain
Foramen Magnum
38
contains the lower cranial nerves and major vascular structures
Jugular Foramen
39
opening through which the optic nerve runs back into the brain and the large ophthalmic artery enters the orbit
Optic Foramen
40
smooth points of articulation between the skull and vertebral column
Occipital Condyles
41
forms the roof of the mouth | floor of nasal cavity
Hard Palate
42
extend posteriorly from the hard, or bony, palate
Soft Palate