Skull
The _____ bone serves for tongue and larynx muscle attachments
a. mandible b. maxilla c. hyoid d. temporal answer: C
The mastoid process, jugular foramen, and the external acoustic meatus are features of the _____ bone
a. occipital b. maxillary c. temporal d. ethmoid answer: C
Which of the following is a facial bone?
a. sphenoid bone b. nasal bone c. ethmoid bone d. frontal bone answer: B
The ____ suture is located between the two parietal bones
a. squamous b. sagittal c. coronal d. lambdoid answer: B
Foramina, canals, and fissures serve as passageways for blood vessels and nerves
a. true b. false answer: true
Sinuses include all of the following functions except
a. warming and humidifying the air during breathing b. providing resonance to our voices c. making the skull lighter d. attachment site for muscles answer: D
Mandible
alveolar process, supports teeth mental foramen, passageway for blood vessels and nerves coronoid process, attachment site for chewing muscles
lambdoid suture
between the occipital and parietal bones
coronal suture
bordered by the frontal bone and the parietal bones
Maxilla
contains sockets of upper teeth contains large sinus inferior to orbit, maxillary sinus alveolar arch, formed by alveolar processes palatine process, forms anterior hard palate
The ______ suture joins the frontal bone to the parietal bones
coronal
Zygomatic Bone
creates prominence of cheek inferior and lateral to the eye forms anterior portion of zygomatic arch temporal process, extension that joins zygomatic process zygomatic arch, formed by zyogmatic and temporal process
Ethmoid Bone
cribriform plate, contains many olfactory foramina for olfactory nerves crista galli, attachment site of some brain membranes middle nasal concha, medium extensions in nasal cavity
Temporal Bone
external acoustic meatus, opening of outer ear mandibular fossa, articulates with mandible mastoid process, attachment site for muscles styloid process, long, pointed projection internal acoustic meatus, opening for cranial nerves zygomatic process, forms much of zygomatic arch
Occipital bone
foramen magnum, where brainstem and spinal cord meet occipital condyle, articulates with first cervical vertebrae external occipital protuberance, midline projection on posterior surface
Palatine Bone
forms anterior roof of mouth forms a very small portion of inferior orbit L-shaped bones
Nasal Bone
forms bridge of nose
Vomer Bone
forms inferior portion of nasal septum
Ethmoid bone
forms sagittal, coronal, squamous, and lambdoid sutures
Where can sinus cavities be found
frontal bone, ethmoid bone, sphenoid bone, and both maxillary bones
Name the three cranial bones that contain sinuses
frontal, ethmoid, sphenoid
what is damaged if someone is strangled
hyoid bone
sutures are the result of
intramembranous ossification
hyoid bone
is a nonarticulating bone that is suspend from temporal bones serves for tongue and larynx muscle attachments
The _____ suture joins the parietal bones to the occipital bone
lambdoid
Inferior Nasal Concha
largest of the conchae scroll-shaped bone in nasal passage
The ____ is a skull bone that is not inerlocked along sutures
madible
Name a facial bone that contains a sinus
maxilla
Name six cranial bones that are visible on a lateral view of a skull
parietal, occipital, temporal, frontal, zygomatic, sphenoid
squamous suture
primarily along the superior border of the temporal bone with the parietal bone
The parietal bones are firmly interlocked along the midline by the ______ suture
sagittal
Sphenoid Bone
sella turcica, saddle shaped depression for pituitary gland sphenoidal sinus
The temporal bones are joined to the parietal bones along the _____ sutures
squamous
Frontal bone
supraorbital foramen (notch), transmits blood vessels and nerves frontal sinus
sagittal suture
suture between the two parietal bones
the smallest bone in the human body is
the stapes
Lacrimal Bone
thin and scalelike small bone in medial wall of orbit