Shared Flashcard Set

Details

Chapter 11 SNOW COLLEGE
Skull (Dr. G)
134
Anatomy
Undergraduate 1
10/07/2011

Additional Anatomy Flashcards

 


 

Cards

Term
Approximately how many bones occur in the adult skeleton? (HW - page 172)
Definition
206
Term
What are the two main divisions of the skeleton? (HW - page 172)
Definition
"Axial skeleton
Appendicular skeleton"
Term
What are the three main components of the axial skeleton? (HW - page 172)
Definition
"Skull
Vertebral column
Rib cage"
Term
What are the two main divisions of the skull? (HW - page 173)
Definition
"Cranium
Face"
Term
What is the bone of the forehead? (HW - page 174)
Definition
"Frontal bone
"
Term
What cavities hold the eyeballs? (HW - page 174)
Definition
Orbits
Term
What two large openings lie within these cavities? (HW - page 174)
Definition
"Superior orbital fissure
Inferior orbital fissure"
Term
What is a synonym for the brow ridges? (HW - page 174)
Definition
Superciliary arch
Term
What bones form the bridge of the nose? (HW - page 174)
Definition
Nasal bones
Term
What bones form the upper jaw, the lateral walls of the nasal cavity, and the floor of the orbits? (HW - page 174)
Definition
Maxillae (maxillary bones)
Term
What cavities lie within the maxillary bones inferior to the orbits? (HW - page 174)
Definition
"Maxillary sinuses
"
Term
What bone forms the lower jaw? (HW - page 174)
Definition
Mandible
Term
What prominence on it forms the chin? (HW - page 174)
Definition
"Mental protuberance
"
Term
What is the cavity of the nose? (HW - page 174)
Definition
"Nasal cavity
"
Term
What prominence marks this cavity’s anterior, inferior border? (HW - page 174)
Definition
"Anterior nasal spine
"
Term
What structure divides the nasal cavity into right and left halves? (HW - page 174)
Definition
"Nasal septum
"
Term
What scroll-shaped bones are visible on the inferior lateral walls of this cavity? (HW - page 174)
Definition
Nasal conchae (turbinate bones)
Term
What four bones can be seen in a superior view of the skull? (HW - page 174)
Definition
"Frontal bone
Parietal bones (left and right)
Occipital bone"
Term
What articulation between three of the four bones visible from a superior view of the skull occurs anteriorly in a frontal plane? (HW - page 174)
Definition
"Coronal suture
"
Term
What articulation can be seen running along the midline in a superior view of the skull? (HW - page 174)
Definition
"Sagittal suture
"
Term
What openings can be seen along the posterior one-third of the sagittal suture? (HW - page 174)
Definition
"Parietal foramina
"
Term
What is the clinical significance of the parietal foramina? (HW - page 174)
Definition
"Provide a gateway for infection to enter the cranial cavity.
"
Term
What articulation can be seen posteriorly in a frontal plane between three of the four bones visible from a superior view of the skull? (HW - page 174)
Definition
"Lambdoidal suture
"
Term
What five bones can be seen in a posterior view of the skull? (HW - page 174)
Definition
"Occipital bone
Parietal bones
Temporal bones
"
Term
What is the bump on the midline on the posterior side of the skull? (HW - page 174)
Definition
"External occipital protuberance
"
Term
What are variable bones that commonly occur in the lambdoidal suture and occasionally in other articulations within the skull? (HW - page 175)
Definition
Sutural bones
Term
What bones of the skull can be seen in the lateral view? (HW - page 175)
Definition
"Paritetal bone
Temporal bone
Zygomatic bone
Maxilla
Frontal bone
Mandible
Occipital bone
Lacrimal bone
Nasal bone
Sphenoid bone"
Term
What arch of bone can be seen in a lateral view of the skull? (HW - page 175)
Definition
"Zygomatic arch
"
Term
What movable articulation can be palpated just anterior to the external auditory canal? (HW - page 175)
Definition
"Temporomandibular joint
"
Term
What bump of bone occurs posterior to the ear? (HW - page 175)
Definition
"Mastoid process
"
Term
What bones form the cranial cavity? (HW - page 175)
Definition
"Frontal bone
Parietal bones
Occipital bone
Temporal bone
Sphenoid
Ethmoid"
Term
What sinuses can be seen in a midsagittal view of the skull? (HW - page 175)
Definition
"Frontal sinus
Sphenoidal sinus"
Term
What structures can be seen in a midsagittal view of the skull as they form the nasal septum? (HW - page 177)
Definition
"Perpendicular plate of the ethmoid
Vomer"
Term
What bone separates the cranial cavity and the nasal cavity? (HW - page 177)
Definition
Ethmoid
Term
What two bones form the hard palate? (HW - page 177)
Definition
"Maxilla
Palatine"
Term
In an inferior view of the skull what flat, wing-like structures of the sphenoid can be seen?(HW - page 181)
Definition
Medial and lateral pterygoid processes
Term
What openings into the nasal cavity can be seen in an inferior view of the skull? (HW - page 181)
Definition
Internal nares
Term
Through what opening of the skull does the mandibular division of the trigeminal nerve pass? (HW - page 181)
Definition
Foramen ovale
Term
At what opening of the skull does the internal jugular vein begin? (HW - page 181)
Definition
Jugular foramen
Term
Through what opening in the skull does the internal carotid artery pass? (HW - page 181)
Definition
Carotid canal
Term
Through what opening in the skull does the spinal cord pass? (HW - page 181)
Definition
Foramen magnum
Term
With what smooth, rounded structures of the skull does the atlas articulate?(HW - page 181)
Definition
Occipital condyles
Term
What bone forms the anterior floor of the cranial cavity?(HW - page 181)
Definition
Frontal bone
Term
Through what portion of the ethmoid does the olfactory nerve pass? (HW - page 181)
Definition
Cribriform plate
Term
What portions of the sphenoid extend laterally from the body of the sphenoid? (HW - page 181)
Definition
The greater and lesser wings
Term
What bone of the skull encases the ear? (HW - page 181)
Definition
Temporal bone
Term
Through what opening in the skull does the optic nerve pass? (HW - page 181)
Definition
Optic foramen
(canal)
Term
Through what opening in the skull does the vestibulococchlear nerve pass? (This is the nerve for hearing and equilibrium.) (HW - page 181)
Definition
Internal acoustic canal (meatus)
Term
What are sutures? (HW - page 181)
Definition
Fibrous articulations between bones of the skull.
Term
What suture extends across the superior surface of the skull along a coronal plane? (HW - page 181)
Definition
"Coronal suture
"
Term
What suture extends across the superior surface of the skull along a coronal plane? (HW - page 181)
Definition
"Coronal suture
"
Term
What suture extends like an arc across the posterior surface of the skull? (HW - page 183)
Definition
"Lambdoidal suture
"
Term
What suture lies along the midline superiorly on the skull? (HW - page 183)
Definition
"Sagittal suture
"
Term
What suture lies laterally between the parietal bone and temporal bone on each side? (HW - page 183)
Definition
"Squamousal suture
"
Term
What bones may be found within sutures? (HW - page 183)
Definition
"Sutural bones
"
Term
What is a synonym for “skullcap”? (HW - page 183)
Definition
Calveria
Term
What bone forms part of the calvaria, the forehead, and the roof of the orbits?(HW - page 183)
Definition
"Frontal bone
"
Term
What is a synonym for the brow ridges? (HW - page 184)
Definition
"Superciliary arches
"
Term
What cavities lie within the frontal bone? (HW - page 184)
Definition
Frontal sinus
Term
What part of the skull do the parietal bones form? (HW - page 185)
Definition
Lateral walls and roof
Term
What part of the skull do the temporal bones form? (HW - page 185)
Definition
"Inferior lateral walls
Part of the floor of the cranium"
Term
What part of the temporal bone holds the middle and inner ear? (HW - page 185)
Definition
"Petrous region
"
Term
What opening occurs on the medial, posterior aspect of the temporal bone for blood vessels and nerves? (HW - page 185)
Definition
"Internal acoustic canal (meatus)
"
Term
What is the posterior region of the temporal bone? (HW - page 185)
Definition
"Mastoid region
"
Term
What prominence on the temporal bone lies posterior to the ear, serves as the insertion for the sternocleidomastoid, and contains air cells? (HW - page 185)
Definition
Mastoid process
Term
What region of the temporal bone surrounds the bony, external opening of the ear? (HW - page 185)
Definition
"Tympanic region
"
Term
What thin point of bone on the temporal bone serves as an attachment for several hyoid and tongue muscles? (HW - page 185)
Definition
"Styloid process
"
Term
What opening does the facial nerve pass through on the inferior surface of the skull? (HW - page 185)
Definition
"Stylomastoid foramen
"
Term
What opening does the internal carotid artery pass through here? (HW - page 185)
Definition
"Carotid canal
"
Term
What region of the temporal bone forms the superior, lateral, flat area of the bone? (HW - page 185)
Definition
"Squamous region
"
Term
What bony process projects anteriorly from the squamous region of the temporal bone? (HW - page 185)
Definition
"Zygomatic process
"
Term
What part of squamous region of the temporal bone articulates with the mandible? (HW - page 185)
Definition
"Mandibular fossa
"
Term
What is the opening for the ear? (HW - page 185)
Definition
"External auditory canal (external acoustic meatus)
"
Term
What is the flat, posterior region of the occipital bone? (HW - page 185)
Definition
Squamous region
Term
What region of the occipital bone forms the base of the cranium? (HW - page 186)
Definition
"Basilar region
"
Term
What is the large, circular opening within the skull for the spinal cord to pass through? (HW - page 186)
Definition
"Foramen magnum
"
Term
What are the smooth, rounded projections on the left and right sides of the foramen magnum? (HW - page 186)
Definition
"Occipital condyles
"
Term
Within the skull what is the opening for cranial nerve XII? (HW - page 188)
Definition
"Hypoglossal canal
"
Term
What superior, horizontal line projects laterally from the external occipital protuberance? (HW - page 188)
Definition
"Superior nuchal line
"
Term
What is the thick, medial part of the sphenoid? (HW - page 189)
Definition
"Body
"
Term
What cavities lie within the sphenoid? (HW - page 189)
Definition
Sphenoidal sinuses
Term
What projections of the sphenoid lie superior to the superior orbital fissure? (HW - page 189)
Definition
"Lesser wings
"
Term
What projections of the sphenoid lie inferior to the superior orbital fissure and can be seen in a lateral view of the skull? (HW - page 189)
Definition
"Greater wings
"
Term
Within the sphenoid what is the depression holding the pituitary gland? (HW - page 189)
Definition
Hypophyseal fossa
Term
What is the bony enclosure of the hypophyseal fossa? (HW - page 189)
Definition
"Sella turcica
"
Term
Through what opening of the sphenoid does the optic nerve pass? (HW - page 189)
Definition
"Optic foramen (canal)
"
Term
What three foramina penetrate the greater wings of the sphenoid? (HW - page 189)
Definition
"Foramen rotundum
Foramen ovale
Foramen spinosum
"
Term
What is the superior, midsagittal elevation of the ethmoid? (HW - page 190)
Definition
"Crista galli
"
Term
What horizontal structure of the ethmoid separates the cranial and nasal cavities? (HW - page 190)
Definition
"Cribriform plate
"
Term
Through what openings do the olfactory nerves pass? (HW - page 190)
Definition
"Cribriform foramina
"
Term
What parts of the ethmoid hold the ethmoidal sinuses? (HW - page 190)
Definition
"Lateral masses
"
Term
What are the cavities within the ethmoid? (HW - page 190)
Definition
Ethmoidal sinuses
Term
What part of the ethmoid forms the medial wall of the orbits? (HW - page 190)
Definition
"Orbital plate
"
Term
What scroll-like extensions of the ethmoid project medially into the nasal cavity? (HW - page 190)
Definition
"Superior and middle nasal conchae
"
Term
List the three cranial fossae. (HW - page 190)
Definition
"Anterior cranial fossa
Middle cranial fossa
Posterior cranial fossa"
Term
What is a synonym for the zygomatic bones? (HW - page 192)
Definition
"Cheekbones
"
Term
What bony projections of the zygomatic bones contribute to the zygomatic arches? (HW - page 192)
Definition
"Temporal processes
"
Term
In addition to the temporal process, what other two processes articulate the zygomatic bone with surrounding bones? (HW - page 192)
Definition
"Maxillary process
Frontal process"
Term
Where are the lacrimal bones located? (HW - page 192)
Definition
"Medial, anterior orbital wall
"
Term
Within the lacrimal bone what structure allows the passage of the nasolacrimal duct? (HW - page 192)
Definition
"Lacrimal groove
"
Term
The nasal bones form what facial feature? (HW - page 192)
Definition
"Bridge of the nose
"
Term
The vomer helps to form what structure within the nasal cavity? (HW - page 193)
Definition
"Nasal septum
"
Term
List the three nasal conchae found on each side of the nasal cavity. (HW - page 193)
Definition
"Superior
Middle
Inferior
"
Term
List the three nasal conchae found on each side of the nasal cavity. (HW - page 193)
Definition
"Superior
Middle
Inferior
"
Term
What is a synonym for the nasal conchae?(HW - page 193)
Definition
"Turbinate bones
"
Term
What is the overall shape of the palatines? (HW - page 193)
Definition
"L-shape
"
Term
What portion of the palatines forms the posterior third of the hard palette? (HW - page 193)
Definition
"Horizontal plate
"
Term
What part of the palatine forms the posterior, lateral wall of the nasal cavity? (HW - page 194)
Definition
"Perpendicular plate
"
Term
What part of the maxilla forms the floor of the orbit? (HW - page 194)
Definition
"Orbital surface
"
Term
What opening within the maxilla do the infraorbital artery and nerve pass through? (HW - page 194)
Definition
"Infraorbital foramen
"
Term
What part of the maxilla holds the upper teeth? (HW - page 194)
Definition
"Alveolar process
"
Term
What part of the maxilla forms the anterior two thirds of the hard palette? (HW - page 194)
Definition
"Palatine process
"
Term
What large cavity lies within the maxilla? (HW - page 194)
Definition
Maxillary sinus
Term
What is the horizontal portion of the mandible? (HW - page 196)
Definition
"Body
"
Term
What are the ascending, posterior regions of the mandible? (HW - page 196)
Definition
"Rami (singular = ramus)
"
Term
What part of the mandible holds the lower teeth? (HW - page 196)
Definition
"Alveolar process
"
Term
What opening lies on the anterolateral surface of the body of the mandible? (HW - page 196)
Definition
"Mental foramen
"
Term
What opening within the mandible lies on the posterior, medial side? (HW - page 196)
Definition
"Mandibular foramen
"
Term
What process of the mandible articulates with the temporal bone? (HW - page 196)
Definition
"Condylar (condyloid) process
"
Term
What is the smooth, round portion of this process? (HW - page 196)
Definition
"Mandibular condyle
"
Term
What is the joint between the mandible and the temporal bone? (HW - page 196)
Definition
"Temporomandibular joint
"
Term
What process of the mandible does the temporalis insert on? (HW - page 196)
Definition
"Coronoid process
"
Term
What is the U-shaped depression between the two mandibular processes? (HW - page 196)
Definition
"Mandibular notch
"
Term
What bones make up the roof of the nasal cavity? (HW - page 196)
Definition
"Ethmoid - cribriform plate
Frontal bone
Sphenoid bone"
Term
What bones make up the floor of the nasal cavity? (HW - page 196)
Definition
"Maxilla - palatine process
Palatine - horizontal plate
"
Term
What bones form the lateral walls of the nasal cavity? (HW - page 196)
Definition
"Ethmoid bones
Maxillae
Inferior nasal conchae
Palatine bones
Lacrimal bones

"
Term
List the groups of paranasal sinuses. (HW - page 197)
Definition
"Ethmoidal sinuses
Frontal sinus
Maxillary sinuses
Sphenoidal sinuses"
Term
List the bones that form the orbit. (HW - page 198)
Definition
"Frontal bone
Zygomatic bone
Maxilla
Lacrimal bone
Ethmoid
Palatine
Sphenoid"
Term
What is the collective term for the tiny bones of the middle ear? (HW - page 199)
Definition
"Ear ossicles
"
Term
List the ear ossicles from lateral to medial. (HW - page 199)
Definition
"Malleus
Incus
Stapes
"
Term
What small, U-shaped bone lies superior to the larynx? (HW - page 199)
Definition
"Hyoid bone
"
Term
What is the anatomical term for the softspots in a baby’s skull? (HW - page 199)
Definition
"Fontanels
"
Term
What is the function of the fontanelles? (HW - page 201)
Definition
Birth & growth
Term
List the four fontanels. (HW - page 201)
Definition
"Anterior fontanel
Posterior fontanel
Sphenoid (anterolateral) fontanel
Mastoid (posterolateral) fontanel"
Supporting users have an ad free experience!