Axial Skeleton - Lab
Which of the following bones is unpaired? Frontal Zygomatic Temporal Parietal
Frontal
Individual vertebrae articulate with each other forming the vertebral column. Identify the part of a vertebra that articulates immediately with the vertebra below it
Inferior articular processes
Which facial bones makeup the central portion of the bridge of the nose?
Nasal
Which of the following bones do not contain a sinus? Nasal Maxillary Sphenoid Frontal
Nasal
Which of the following locations is not formed by part of the maxillae?
Nasal septum
Identify the articulation site that allows us to nod our head "yes"
Occipital bone - atlas
Identify the area of the occipital bone that articulates with the vertebral column.
Occipital condyles
Identify the region of the skull that articulates with the atlas.
Occipital condyles
Identify the posterior most region of the hard palate.
Palatine bone
Which part of the maxillary bones form the roof of the mouth?
Palatine processes
Identify the bone that articulates superiorly with the temporal bone.
Parietal bone
Identify the part of the ethmoid bone that contributes to the nasal septum.
Perpendicular plate
Which part of the ethmoid bone forms the nasal septum?
Perpendicular plate
Identify the location of the occipital bone.
Posterior surface and base of the cranium
Identify the primary function of the ethmoidal sinuses.
Reduce the weight of the skull
Whihc region of the vertebral column is immediately inferior to the lumbar region?
Sacral
The nasal septum occupies which anatomic plane?
Sagittal
Identify the suture found between the two parietal bones.
Sagittal suture
Identify the region of the sphenoid bone in contact with the pituitary gland.
Sella turcica
Which cranial bone spans the width of the cranial floor?
Sphenoid
Which region of the vertebral column is immediately superior to the lumbar region?
Thoracic
Identify a lateral projection of a vertebra
Transverse process
The ethmoid bone contains sinuses.
True
The ethmoid bone is part of the axial skeleton.
True
Which bone forms the inferior portion of the nasal septum?
Vomer
Name the vertebral projection found in a median plane
spinous process
Identify the region on the zygomatic bone that forms part of the zygomatic arch
temporal process
Identify the articulation site for a tubercle of a rib
transverse costal facet
Identify the region of a rib that articulates with the transverse process of a vertebra
tubercle
How many bones make up the nasal septum?
2
How many ribs make up the rib cage?
24
How many pairs of ribs are considered false ribs?
5
What is the name of the second cervical vertebra?
Axis
Identify the tailbone
Coccyx
Identify the articulation site for the head of a rib
Demi-facet
How many vertebrae comprise the thoracic region of the spine?
12
Identify the typical number of vertebrae that fuse during development to form the coccyx
3-5
How many lumbar vertebrae are in the vertebral column?
5
Name the number of vertebrae that fuse together to form the sacrum
5
How many pairs of ribs articulate directly with the sternum?
7
The sella turcica is best described as:
A depression
Identify the best description of the mandibular condyle
A projection on the mandible
Identify the best description of the mandibular fossa.
A shallow depression
What is the name of the first cervical vertebra?
Atlas
Identify the articulation site that allows us to rotate our head e.g shaking the head no
Atlas - axis
Identify the major weight bearing part of a vertebra
Body
Identify the part of the mandible that serves as a site of attachment for the temporalis muscle.
Coronoid process
Identify the recessed area surrounding the crista galli
Cribriform plates
Identify the landmark that serves as a site of attachment for the meninges.
Crista galli
Which of the following bones is not a facial bone? Zygomatic Ethmoid Maxillary Inferior nasal concha
Ethmoid
Identify the hole that marks the opening of the ear canal on the superficial surface of the skull.
External auditory meatus
The ethmoid bone forms the inferior portion of the nasal septum.
False
The ethmoid bone is a facial bone
False
The lumbar vertebrae are part of the appendicular skeleton
False
The lumbar vertebrae are roughly the same size as vertebrae from the rest of the vertebral column.
False
Identify the location of the sphenoid bone.
Floor of the skull
Name the opening in the occipital bone through which the spinal cord passes.
Foramen magnum
Which of the following foramen convery a branch of the trigeminal nerve (CN V)? Foramen lacerum Foramen spinosum Optic foramen Foramen rotundum
Foramen rotundum
What part of the nasal cavity is formed by the nasal septum?
Forms the medial wall of the nasal cavity
Name the type of connective tissue that anchors the ribs onto the sternum
Hyaline cartilage
Identify the region of the coxal bone that articulates with the sacrum
Ilium
Identify the location of the ethmoid bone.
In between the orbits
Where is the mandibular fossa located?
Inferior surface of the zygomatic process
Identify the small hole on the maxillary bone located below the orbit.
Infraorbital foramen
Which of the following structures would not be found within a vertebral foramen?
Intervertebral discs
Identify the small facial bones found in the medial wall of the orbit.
Lacrimal
What bone is not considered to be part of the cranium? Occipital bone Sphenoid bone Lacrimal bone Ethmoid bone
Lacrimal bone
Identify the large suture on the posterior surface of the skull at the border of the occipital bone.
Lambdoid
Identify the region of the sphenoid bone that contains the optic canal.
Lesser wings
Identify the skull bone that can move independent of head movement.
Mandible
Identify the region of the mandible that forms part of the temporomandibular joint.
Mandibular condyle
Which region of the mandible articulates with the cranium?
Mandibular condyle
Identify the region of the temporal bone that articulates with the lower jaw.
Mandibular fossa
Identify the region of the temporal bone that articulates with the mandible.
Mandibular fossa.
Name the U shaped border found between the mandibular condyle and the coronoid process.
Mandibular notch
Which facial bones fuse to form the upper jaw?
Maxillary
Which of the following facial bones contain a sinus?j Zygomatic Inferior nasal concha Maxillary Nasal
Maxillary
Which surface of the maxillary bones fuse together?
Medial
Identify the occipital bone landmark that can not be palpated from the surface of the head
Occipital condyles
The mandible is not responsible for:
Structure of the palate
Identify the landmark on the temporal bone that is a pointy spine.
Styloid process
Which region of the vertebral column is located superior to the thoracic region and which region is inferior to the thoracic region, respectively?
Superiorly: cervical and inferiorly: lumbar
Which of the following thoracic vertebrae is the largest
T12
Identify the cranial nerve that passes through the olfactory foramina.
The olfactory nerve (CN I)
The lumbar vertebrae are found in the lower back
True
The shape of the spinous process can be used to help determine if a vertebra is from the lumbar region
True
The sphenoid bone contains a sinus.
True
What part of the sternum is palpated prior to giving cpr
Xiphoid Process
Identify the two bones that make up the zygomatic arch
Zygomatic bone and temporal bone
What is the anatomical name for the facial bones known as "cheekbones"?
Zygomatic bones
Identify the region of the temporal bone that forms part of the zygomatic arch.
Zygomatic process
Identify the region on the temporal bone that forms much of the zygomatic arch.
Zygomatic process
Identify the central portion of the sternum
body
Identify the general location of the zygomatic arch
cheek
Which of the following characteristics do not belong to the lumbar region Blunt spinous process Large size overall Elongated spinous prcess Bulk centrum
elongate spinous process
Which of the following categories is the best fit for the zygomatic arch?
facial
Identify the part of the rib that articulates in the demifacets of the thoracic vertebra.
head
Identify the shield shaped top of the sternum
manubrium
Identify the bony posterior wall of the pelvis.
sacrum
