Axial Skeleton - Lab

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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


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