| Term 
 
        | Approximately how many bones occur in the adult skeleton?  (HW - page 172) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What is the bone of the forehead?  (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What cavities hold the eyeballs? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What bones form the bridge of the nose? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What bone forms the lower jaw? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What prominence on it forms the chin? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the cavity of the nose? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What prominence marks this cavity’s anterior, inferior border? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What structure divides the nasal cavity into right and left halves? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What articulation can be seen running along the midline in a superior view of the skull? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What openings can be seen along the posterior one-third of the sagittal suture? (HW - page 174) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What two bones form the hard palate? (HW - page 177) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | Through what opening of the skull does the mandibular division of the trigeminal nerve pass? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | At what opening of the skull does the internal jugular vein begin? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Through what opening in the skull does the internal carotid artery pass? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Through what opening in the skull does the spinal cord pass? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | With what smooth, rounded structures of the skull does the atlas articulate?(HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What bone forms the anterior floor of the cranial cavity?(HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Through what portion of the ethmoid does the olfactory nerve pass? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | Through what opening in the skull does the optic nerve pass? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What suture extends across the superior surface of the skull along a coronal plane? (HW - page 181) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What suture extends like an arc across the posterior surface of the skull? (HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What suture lies along the midline superiorly on the skull? (HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What suture lies laterally between the parietal bone and temporal bone on each side? (HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What bones may be found within sutures? (HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is a synonym for “skullcap”? (HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What bone forms part of the calvaria, the forehead, and the roof of the orbits?(HW - page 183) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is a synonym for the brow ridges? (HW - page 184) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What cavities lie within the frontal bone? (HW - page 184) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the skull do the parietal bones form? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What region of the temporal bone surrounds the bony, external opening of the ear? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What thin point of bone on the temporal bone serves as an attachment for several hyoid and tongue muscles? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What opening does the facial nerve pass through on the inferior surface of the skull? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What opening does the internal carotid artery pass through here? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What region of the temporal bone forms the superior, lateral, flat area of the bone? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What bony process projects anteriorly from the squamous region of the temporal bone? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of squamous region of the temporal bone articulates with the mandible? (HW - page 185) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What region of the occipital bone forms the base of the cranium? (HW - page 186) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the large, circular opening within the skull for the spinal cord to pass through? (HW - page 186) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What are the smooth, rounded projections on the left and right sides of the foramen magnum? (HW - page 186) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Within the skull what is the opening for cranial nerve XII? (HW - page 188) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What superior, horizontal line projects laterally from the external occipital protuberance? (HW - page 188) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the thick, medial part of the sphenoid? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What cavities lie within the sphenoid? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What projections of the sphenoid lie superior to the superior orbital fissure? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | Within the sphenoid what is the depression holding the pituitary gland? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the bony enclosure of the hypophyseal fossa? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Through what opening of the sphenoid does the optic nerve pass? (HW - page 189) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What horizontal structure of the ethmoid separates the cranial and nasal cavities? (HW - page 190) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Through what openings do the olfactory nerves pass? (HW - page 190) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What parts of the ethmoid hold the ethmoidal sinuses? (HW - page 190) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What are the cavities within the ethmoid? (HW - page 190) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the ethmoid forms the medial wall of the orbits? (HW - page 190) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What bony projections of the zygomatic bones contribute to the zygomatic arches? (HW - page 192) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | The nasal bones form what facial feature? (HW - page 192) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The vomer helps to form what structure within the nasal cavity? (HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | List the three nasal conchae found on each side of the nasal cavity.  (HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | List the three nasal conchae found on each side of the nasal cavity.  (HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is a synonym for the nasal conchae?(HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the overall shape of the palatines? (HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What portion of the palatines forms the posterior third of the hard palette? (HW - page 193) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the palatine forms the posterior, lateral wall of the nasal cavity? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the maxilla forms the floor of the orbit? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What opening within the maxilla do the infraorbital artery and nerve pass through? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the maxilla holds the upper teeth? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What part of the maxilla forms the anterior two thirds of the hard palette? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What large cavity lies within the maxilla? (HW - page 194) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the horizontal portion of the mandible? (HW - page 196) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What opening lies on the anterolateral surface of the body of the mandible? (HW - page 196) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What opening within the mandible lies on the posterior, medial side? (HW - page 196) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | What is the U-shaped depression between the two mandibular processes? (HW - page 196) |  | Definition 
 | 
        |  | 
        
        | 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 
 | 
        |  | 
        
        | Term 
 
        | List the ear ossicles from lateral to medial.  (HW - page 199) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What small, U-shaped bone lies superior to the larynx? (HW - page 199) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the anatomical term for the softspots in a baby’s skull? (HW - page 199) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the function of the fontanelles? (HW - page 201) |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | List the four fontanels.  (HW - page 201) |  | Definition 
 
        | "Anterior fontanel Posterior fontanel
 Sphenoid (anterolateral) fontanel
 Mastoid (posterolateral) fontanel"
 |  | 
        |  |