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100 Cards in this Set
- Front
- Back
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Q: most superior point of the skull
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A: vertex
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Q: a passageway or canal, particularly the external opening
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A: meatus
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Q: two major divisions of the skull
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A: cranium, facial skeleton
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Q: the back of the skull
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A: occiput
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Q: pertaining to tears
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A: lacri-
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Q: scroll-like, spiraled
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A: turbinate
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Q: houses and protects the brain
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A: cranium
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Q: forehead
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A: frons
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Q: lateral side of the forehead
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A: temple
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Q: bowl comprising the skull cap
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A: calvaria
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Q: bony depression housing the eye
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A: orbit
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Q: a partition separating two cavities
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A: septum
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Q: resembling a half-moon or cresent
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A: semilunar
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Q: tooth socket
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A: dental alveoli
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Q: shaped like a wing
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A: pterygoid
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Q: a branch
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A: ramus
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Q: body
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A: corpus
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Q: a rounded projection on a bone
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A: condyle
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Q: pertaining to chin
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A: mental
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Q: small tongue
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A: lingula
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Q: shaped like a beak or a crown
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A: coronoid
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Q: a site or line of union between two structures
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A: symphysis
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Q: shell-like
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A: concha
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Q: pertaining to mill, molar
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A: mylo-
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Q: The point at which the two halves of the mandible are joined is called the _____ symphysis.
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A: mental
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Q: The superior surface of the U-shaped portion of the mandible is called the _____ arch.
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A: alveolar
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Q: Is the condylar process anterior or posterior to the coronoid process?
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A: posterior
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Q: How does the mandible contribute to speech production?
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A: It houses the teeth and provides attachment for muscles of the tongue and other structures. The movement of the mandible and its contained tongue modifies the size and acoustic characeristics of the oral cavity.
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Q: The maxillae form the _____ jaw.
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A: upper
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Q: The maxillae form the floor and lateral walls of the _____ cavity.
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A: nasal
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Q: The maxillae form the floor of the _____ cavity.
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A: orbital
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Q: The maxillae also contribute to the formation of the _____ of the mouth.
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A: roof
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Q: The body of the maxilla is shaped somewhat like a _____.
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A: pyramid
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Q: Name the four processes of each maxilla.
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A: frontal, zygomatic, alveolar, palatine
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Q: Why do the maxillae need the support of buttresses of bone?
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A: The bones are hollow and contain extensive maxillary sinuses.
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Q: The anterior termination of the midline suture of the palatine processes of the maxillae is at the _____ foramen.
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A: incisive
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Q: The triangular portion of th bone which contains the sockets for the upper incisors is sometimes called the _____.
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A: premaxilla
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Q: Which two bones of the facial skeleton are not paired?
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A: mandible, vomer
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Q: The nasal bones from the _____ of the nose.
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A: bridge
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Q: The posterior fourth of the hard palate is formed by the _____ bones.
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A: palatine
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Q: The posterior nasal spine is formed by the _____ bones.
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A: palatine
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Q: The smallest facial bones are the _____ bones.
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A: lacrimal
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Q: The bone which contributes to the formation of the lateral walls and floor of the orbital cavity is the _____.
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A: zygomatic
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Q: The inferiormost portion of the lateral nasal wall is made up of the inferior _____, also called the inferior _____ bones.
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A: nasal conchae, turbinate
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Q: The lower half of the bony nasal septum is formed by the _____. Its anterior portion articulates with the _____.
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A: vomer bone, cartilaginous
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Q: pertaining to crown
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A: coronal
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Q: pillarlike; long and pointed
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A: styloid
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Q: pertaining to yoked
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A: zygo-
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Q: a seam or ridge indicating the line of union of two symmetrical halves
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A: raphe
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Q: pituitary gland, a downgrowth
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A: hypophysis
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Q: pertaining to time
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A: temporal
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Q: wing-shaped
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A: pterygoid
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Q: cock's comb
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A: crista galli
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Q: forming or situated on a wall
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A: parietal
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Q: area between the eyebrows
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A: glabella
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Q: a saddle-shaped depression
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A: sella
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Q: a cavity or hollow space, especially in bone
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A: antrum
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Q: perforated or sievelike (2)
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A: ethmoid, cribriform
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Q: chewing
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A: mastication
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Q: resembling a bed
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A: clinoid
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Q: a beaklike appendage or a platform
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A: rostrum
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Q: pertaining to tongue
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A: glosso-
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Q: derived from a word meaning drum
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A: tympanic
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Q: wedge-shaped
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A: sphenoid
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Q: shaped like the Greek letter λ or Λ?
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A: lambdoid
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Q: arranged in thin plates
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A: lamellar
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Q: a thin plate or scale of bone
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A: squama
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Q: an intricate maze of connecting pathways
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A: labyrinth
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Q: hard, stony
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A: petrous
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Q: a blind pouch
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A: cecum
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Q: breastlike
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A: mastoid
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Q: pertaining to the back of the head
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A: nuchal
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Q: a hook-shaped process
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A: hamulus
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Q: shaped like the letter X
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A: chiasma
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Q: (The Ethmoid Bone) The cribriform plate contributes to the roof of the _____ cavity and separates it from the _____ cavity.
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A: nasal, cranial
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Q: (The Ethmoid Bone) The perforations of the cribriform plate allow for passage of the _____ nerves into the cavity.
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A: olfactory, nasal
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Q: (The Ethmoid Bone) Two scroll-like extensions of the ethmoid labyrinth form the middle and superior nasal _____.
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A: conchae
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Q: (The Frontal Bone) The vertical plate or squamous portion of the bone forms the _____.
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A: forehead
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Q: (The Frontal Bone) The horizontal plate contributes to the roof of the _____ and _____ cavities.
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A: orbital, nasal
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Q: (The Frontal Bone) The opening occupied byt the cribriform plate is called the _____ notch.
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A: ethmoid
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Q: The parietal bones form most of the rounded roof of the _____.
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A: cranium
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Q: (The Occipital Bone) The occipital bone forms the lower and back portion of the _____.
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A: cranium
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Q: (The Occipital Bone) The demarcation between the brain and the spinal cord occurs at the _____.
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A: foramen magnum
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Q: (The Occipital Bone) The first cervical vertebra articulates with the occipital _____.
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A: condyles
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Q: The temporal bones form the lateral base and sides of the _____.
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A: cranium, braincase
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Q: (The Temporal Bones) The most conspicuous landmark of the squamous portion is the _____ process.
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A: zygomatic
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Q: (The Temporal Bones) The organs of hearing and equilibrium are located in the _____ portion.
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A: petrous
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Q: (The Temporal Bones) The mastoid process is characterized by the presence of _____ cells which communicate, directly or indirectly, with the middle ear cavity.
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A: air
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Q: (The Temporal Bones) The middle ear cavity is in the _____ portion.
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A: petrous
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Q: (The Temporal Bones) Muscles inserting in the pharynx, tongue, and on the hyoid bone originate on the _____ process.
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A: styloid
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Q: How is the mandible joined to the temporal bones?
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A: by a freely movable joint (temporomandibular joint-TMJ)
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Q: What are the main parts of the sphenoid bone?
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A: one body, two greater wings, two lesser wings, two pterygoid processes
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Q: The sphenoid bone is located at the base of the skull between the _____ and _____ bones.
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A: ethmoid, occipital
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Q: The sphenoid sinuses are in what part of the bone?
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A: body
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Q: The bony septum of the nasal cavity is formed, in part, by the perpendicular plate of the _____ bone articulated with the midline crest of the sphenoid bone.
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A: ethmoid
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Q: The sella turcica houses the _____.
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A: pituitary gland
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Q: What part of the sphenoid bone partially houses the eye?
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A: greater wing
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Q: What part of the sphenoid bone is divided into a medial and lateral plate or lamina?
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A: pterygoid process
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Q: Why are the spine of the sphenoid and the pterygoid hamulus particularly important in the study of speech mechanism?
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A: provide attachments for important muscles and ligaments
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Q: Why is the sphenoid bone sometimes called the "keystone" of the skull?
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A: the body of the sphenoid forms the geographic center of the skull
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