BSC2085: Skull 2

BSC2085: Skull 2 The _______ is a skull bone that is NOT interlocked along sutures. A) mandible B) maxilla C) temporal bone D) occipital bone - Answer- mandible Sinuses include all of the following functions EXCEPT: A) warming and humidifying the air during breathing B) providing resonance to our voice. C) making the skull lighter. D) attachment sites for muscles. - Answer- attachment sites for muscles The _____________ bone serves for tongue and larynx muscle attachments. A) mandible B) maxilla C) hyoid D) temporal - Answer- hyoid Which of the following is a facial bone? A) sphenoid bone B) nasal bone C) ethmoid bone D) frontal bone - Answer- nasal bone The ______________ suture is located between the two parietal bones. A) squamous B) sagittal C) coronal D) lambdoid - Answer- sagittal The mastoid process, jugular foramen, and the external acoustic meatus are features of the ______________ bone. A) occipital B) maxillary C) temporal D) ethmoid - Answer- temporal True/False: Foramina, canals, and fissures serve as passageways for blood vessels and nerves. - Answer- True True/False: The jugular foramen is larger than the foramen magnum. - Answer- False Cribriform plate, crista galli, middle nasal concha - Answer- Ethmoid bone Supraorbital foramen - Answer- Frontal bone Foramen magnum, occipital condyle - Answer- Occipital bone Forms sagittal, coronal, squamous, and lambdoid sutures - Answer- Parietal bone Sella turcica - Answer- Sphenoid bone External acoustic meatus, mandibular fossa, mastoid process, styloid process - Answer- Temporal bone Scroll-shaped bone - Answer- Inferior nasal concha Scalelike part in medial wall of orbit - Answer- Lacrimal bone Only movable bone in the facial skeleton, contains coronoid process, contains mental foramen - Answer- Mandible Contains sockets of upper teeth, forms anterior roof of mouth - Answer- Maxilla Forms bridge of nose - Answer- Nasal bone Forms posterior roof of mouth - Answer- Palatine bone Forms interior portion of nasal septum - Answer- Vomer bone Creates prominence of cheek inferior and lateral to the eye, forms anterior portion of zygomatic arch - Answer- Zygomatic bone The ________ suture joins the frontal bone to the parietal bones. - Answer- coronal The parietal bones are firmly interlocked along the midline by the ________ suture. - Answer- sagittal The ________ suture joins the parietal bones to the occipital bone. - Answer- lambdoid The temporal bones are joined to the parietal bones along the ________ sutures. - Answer- squamous Name the 3 cranial bones that contain sinuses. - Answer- sphenoid, frontal, ethmoid Name a facial bone that contains a sinus. - Answer- maxilla What forms the sagittal, coronal, squamous, and lambdoid sutures? - Answer- Parietal bone