Chapter 7 Mastering lab

How many bones make up the nasal septum? 3 1 2 4

2

How many ribs make up the rib cage? 8 10 12 24

24

How many pairs of ribs articulate directly with the sternum? 12 5 7 8

7

How many pairs of ribs articulate directly with the sternum? 7 8 12 5

7

Identify the best description of the mandibular condyle. A projection on the mandible A depression on the temporal bone A depression on the mandible A projection on the temporal bone

A projection on the mandible

Identify the best description of the mandibular fossa. A slight elevation A projection A shallow depression An opening

A shallow depression

Which of the following bones do not contain a sinus? A. Nasal B. Maxillary C. Frontal D. Sphenoid

A. Nasal

Identify the occipital bone landmark that can not be palpated from the surface of the head. A. Occipital condyles B. Mastoid process C. External occipital protuberance D. Superior nuchal line

A. Occipital condyles

A septoplasty often corrects a deviated septum, but like all procedures, may not correct all problems. As an ear, nose, and throat specialist doing a septoplasty on someone with recurrent bouts of sinus infections, you might warn the patient of which of the following complications? Difficulty breathing out of one or both nostrils. Recurrent infections. The nose may be bent to one side. All of the listed responses are correct

All of the listed responses are correct

The sella turcica is best described as: A. An elevation B. A hole C. A depression D. A projection

C. A depression

Identify the location of the sphenoid bone. A. Anterior portion of the cranium B. Face C. Floor of the skull D. Lateral walls of the nasal cavity

C. Floor of the skull

Name the opening in the occipital bone through which the spinal cord passes. A. Foramen ovale B. Hypoglossal canal C. Foramen magnum D. Foramen spinosum

C. Foramen magnum

Which bone is NOT considered to be part of the cranium? A. Sphenoid bone B. Occipital bone C. Lacrimal bone D. Ethmoid bone

C. Lacrimal bone

Identify the region of the sphenoid bone that contains the optic canal. A. Sella turcica B. Cribriform plate C. Lesser wings D. Greater wings

C. Lesser wings

Which of the following bones does NOT form part of the orbit of the eye? A. Frontal bone B. Ethmoid bone C. Nasal bone D. Zygomatic bone

C. Nasal bone

Identify the area of the occipital bone that articulates with the vertebral column. A. Mastoid processes B. External occipital protuberances C. Occipital condyles D. Foramen magnum

C. Occipital condyles

Identify the bone that articulates superiorly with the temporal bone. A. Occipital bone B. Sphenoid bone C. Parietal bone D. Frontal bone

C. Parietal bone

Identify the landmark on the temporal bone that is a pointy spine. A. Mastoid process B. Temporal process C. Styloid process D. Zygomatic process

C. Styloid process

Identify the general location of the zygomatic arch. Bridge of the nose Orbit Cheek Lower jaw

Cheek

Identify the part of the mandible that serves as a site of attachment for the temporalis muscle. Mandibular condyle Coracoid process Mandibular notch Coronoid process

Coronoid process

Identify the recessed area surrounding the crista galli. Glenoid fossa Cribriform plates Sella turcica Horizontal plate

Cribriform plates

Identify the landmark that serves as a site of attachment for the meninges. Vomer Crista galli Perpendicular plate Cribriform plate

Crista galli

Identify the hole that marks the opening of the ear canal on the superficial surface of the skull. A. Internal auditory meatus B. Mandibular fossa C. Styloid process D. External auditory meatus

D. External auditory meatus

Which of the following bones is unpaired? A. Zygomatic B. Parietal C. Temporal D. Frontal

D. Frontal

Identify the location of the occipital bone. A. Lateral surface of the cranium B. Anterior surface and base of the cranium C. Superior surface of the cranium D. Posterior surface and base of the cranium

D. Posterior surface and base of the cranium

Identify the suture found between the 2 parietal bones. A. Squamosal suture B. Coronal suture C. Lamdoidal suture D. Sagittal suture

D. Sagittal suture

Which cranial bone spans the width of the cranial floor? A. Ethmoid B. Occipital C. Temporal D. Sphenoid

D. Sphenoid

To which cranial bone does the mandibular condyle articulate? A. Zygomatic bone B. Occipital bone C. Maxilla D. Temporal bone

D. Temporal bone

Which bones are joined at the coronal suture? A. The parietal bone and the temporal bone B. The frontal bone and the parietal and temporal bones C. The frontal bone and the sphenoid and parietal bones D. The frontal bone and the right and left parietal bones

D. The frontal bone and the right and left parietal bones

Identify the articulation site for the head of a rib. Pedicle Lamina Transverse costal facet Demi-facet

Demi-facet

What part of the nasal cavity is formed by the nasal septum? Forms the medial wall of the nasal cavity. Forms the floor of the nasal cavity. Forms the lateral wall of the nasal cavity. Forms the roof of the nasal cavity.

Forms the medial wall of the nasal cavity.

Identify the part of a rib that articulates in the demi-facets of the thoracic vertebra. Tubercle Tuberosity Head Neck

Head

Name the type of connective tissue that anchors the ribs onto the sternum. Dense regular connective tissue Hyaline cartilage Fibrocartilage Elastic cartilage

Hyaline cartilage

Identify the region of the mandible that forms part of the temporomandibular joint. Mandibular notch Coronoid process Mandibular condyle Mandibular fossa

Mandibular condyle

Which region of the mandible articulates with the cranium? Mandibular condyle Mandibular fossa Mandibular notch Coronoid process

Mandibular condyle

Identify the region of the temporal bone that articulates with the mandible. Mandibular notch Mandibular fossa Styloid process Mandibular condyle

Mandibular fossa

Name the U shaped border found between the mandibular condyle and the coronoid process. Mandibular notch Mandibular symphysis Mandibular body Mandibular angle

Mandibular notch

Identify the shield shaped top of the sternum. Xiphoid Process Gladiolus Body Manubrium

Manubrium

Which facial bones fuse to form the upper jaw? Lacrimal Nasal Maxillary Zygomatic

Maxiallry

Which of the following facial bones contain a sinus? Inferior nasal concha Zygomatic Maxillary Nasal

Maxillary

Which surface of the maxillary bones fuse together? Lateral Superior Inferior Medial

Medial

Which facial bones makeup the central portion of the bridge of the nose? Nasal Maxillary Lacrimal Zygomatic

Nasal

Which of the following locations is not formed by part of the maxillae? Orbit Upper jaw Nasal septum Hard palate

Nasal septum

Name the vertebral projection found in a median plane. Inferior articular process Spinous process Superior articular process Transverse process

Spinous process

The mandible is not responsible for: Structure of the lower jaw Chewing food Structure of the palate Structure of the chin

Structure of the palate

Identify the region of a rib that articulates with the transverse process of a vertebra. Tubercle Neck Shaft Head

Tubercle

Which bone forms the inferior portion of the nasal septum? Vomer Ethmoid Nasal Inferior nasal concha

Vomer

What part of the sternum is palpated prior to giving CPR? Body Xiphoid Process Manubrium Sternal angle

Xiphoid Process

Identify the 2 bones that make up the zygomatic arch. Zygomatic bone and frontal bone Zygomatic bone and temporal bone Zygomatic bone and maxillary bone Temporal bone and nasal bone

Zygomatic bone and temporal bone

What is the anatomical name for the facial bones known as "cheekbones"? Zygomatic bones Lacrimal bones Maxillary bones Nasal bones

Zygomatic bones

Identify the region on the temporal bone that forms much of the zygomatic arch. Mastoid process Zygomatic process Temporal process Styloid process

Zygomatic process

The jugular notch lies at the level of the __________. ninth thoracic vertebra seventh cervical vertebra disc between the fourth and fifth thoracic vertebrae disc between the second and third thoracic vertebrae

disc between the second and third thoracic vertebrae

The __________ bone of the axial skeleton does not articulate directly with any other bone(s).

hyoid

The anterior part of the hard palate is formed by the __________ bones

maxilla

The bulk of the cranial vault is formed by the __________ bone(s). sphenoid frontal parietal temporal

parietal

The xiphoid process fuses with the body of the sternum at the __________. jugular notch first and second ribs clavicular notches xiphisternal joint sternal angle

xiphisternal joint

How many vertebrae comprise the thoracic region of the spine? 5 1 7 12

12

How many lumbar vertebrae are in the vertebral column? 4 7 12 5

5

How many ribs are considered false ribs? 7 8 5 12

5

The best treatment for a herniated disc is preventing it in the first place. While there is no foolproof prevention plan, one might minimize the risks by___________. exercising the back to keep the muscles strong keeping the back straight when lifting, and lifting with one's legs avoiding sudden lifting movements All of the listed responses are correct.

All of the listed responses are correct.

What is the name of the first cervical vertebra? Atlas Occipital condyles Superior articular process Axis

Atlas

Identify the articulation site that allows us to rotate our head, e.g. shaking the head "no". Occipital bone - atlas Occipital bone - axis Atlas - axis Axis - C3

Atlas - axis

What is the name of the second cervical vertebra? Axis Dens Atlas Vertebra prominens

Axis

Which of the following foramen convey a branch of the trigeminal nerve (CN V)? A. Foramen lacerum B. Foramen rotundum C. Optic foramen D. Foramen spinosum

B. Foramen rotundum

Identify the large suture on the posterior surface of the skull at the border of the occipital bone. A. Coronal B. Lambdoid C. Squamous D. Sagittal

B. Lambdoid

Identify the region of the temporal bone that articulates with the lower jaw. A. Mastoid process B. Mandibular fossa C. Mandibular condyle D. Zygomatic arch

B. Mandibular fossa

dentify the region of the sphenoid bone in contact with the pituitary gland. A. Cribriform plate B. Sella turcica C. Greater wings D. Lesser wings

B. Sella turcica

Identify the region of the temporal bone that forms part of the zygomatic arch. A. Temporal process B. Zygomatic process C. Mastoid process D. Styloid process

B. Zygomatic process

Identify the central portion of the sternum. Manubrium Xiphoid Process Soma Body

Body

Identify the major weight bearing part of a vertebra. Body Lamina Vertebral foramen Transverse process

Body

Which of the following characteristics do not belong to the lumbar region? Large size overall Blunt spinous process Elongated spinous process Bulky centrum

Elongated spinous process

Which of the following bones is not a facial bone? Zygomatic Maxillary Ethmoid Inferior nasal concha

Ethmoid

Which of the following categories is the best fit for the zygomatic arch? Appendicular Cranial Facial Vertebral

Facial

The ethmoid bone forms the inferior portion of the nasal septum. False True

False

The ethmoid bone is a facial bone. True False

False

The lumbar vertebrae are part of the appendicular skeleton. True False

False

The lumbar vertebrae are roughly the same size as vertebrae from the rest of the vertebral column. False True

False

Identify the location of the ethmoid bone. The superior portion of the skull In between the orbits The lateral surface of the skull The floor of the skull

In between the orbits

Individual vertebrae articulate with each other forming the vertebral column. Identify the part of a vertebra that articulates immediately with the vertebra below it. Spinous process Inferior articular processes Superior articular processes Transverse processes

Inferior articular processes

Where is the mandibular fossa located? Inferior surface of the zygomatic process Posterior to the external auditory meatus Medial to the styloid process Inferior to the mastoid process

Inferior surface of the zygomatic process

Identify the small hole on the maxillary bone located below the orbit. Maxillary sinus Infraorbital foramen Inferior orbital fissure Palatine process

Infraorbital foramen

Which of the following structures would not be found within a vertebral foramen? Spinal cord Dura mater Spinal nerve roots Intervertebral discs

Intervertebral discs

Why is the sphenoid bone considered the "keystone" of the cranium? It articulates with every other cranial bone. It is the bone with the sella turcica, which looks like a keyhole. It contains more foramina than any other bone. It is shaped like a key. The greater and lesser wings form a wedge shape that articulates with all facial bones.

It articulates with every other cranial bone.

Identify the small facial bones found in the medial wall of the orbit. Palatine Lacrimal Zygomatic Inferior nasal concha

Lacrimal

Identify the skull bone that can move independent of head movement. Zygomatic bone Mandible Maxilla Nasal bone

Mandible

Identify the articulation site that allows us to nod our head "yes". Atlas - axis Occipital bone - axis Occipital bone - atlas Occipital bone - C2

Occipital bone - atlas

Identify the region of the skull that articulates with the atlas. Occipital condyles Superior articular facets Foramen magnum Mastoid processes

Occipital condyles

Identify the posterior most region of the hard palate. Palatine process Sphenoid Vomer Palatine bone

Palatine bone

Which part of the maxillary bones form the roof of the mouth? Palatine processes Alveolar margins Palatine bones Frontal processes

Palatine processes

Identify the part of the ethmoid bone that contributes to the nasal septum. Cribriform plate Superior nasal concha Perpendicular plate Crista galli

Perpendicular plate

Which part of the ethmoid bone forms the nasal septum? Cribriform plates Perpendicular plate Crista galli Vomer

Perpendicular plate

Identify the primary function of the ethmoidal sinuses. Conduct air through the nasal cavity Produce mucus Convey blood vessels into the nasal cavity Reduce the weight of the skull

Reduce the weight of the skull

Which region of the vertebral column is immediately inferior to the lumbar region? Coccygeal Cervical Thoracic Sacral

Sacral

The nasal septum occupies which anatomic plane? Sagittal Transverse Frontal Oblique

Sagittal

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 Superiorly: lumbar and inferiorly: coccyx Superiorly: cervical and inferiorly: sacrum Superiorly: lumbar and inferiorly: cervical

Superiorly: cervical and inferiorly: lumbar

Which of the following thoracic vertebrae is the largest? T12 T5 T7 T1

T12

Identify the region on the zygomatic bone that forms part of the zygomatic arch. Temporal process Styloid process Mastoid process Zygomatic process

Temporal process

What is the importance of the four normal curvatures of the vertebral column? The curvatures position the weight of the upper body over the lower limbs. The curvatures allow the vertebral column to flex like a spring. The curvatures allow a person to be their normal height. The curvatures allow the ligaments of the spine to remain taut.

The curvatures allow the vertebral column to flex like a spring.

Identify the cranial nerve that passes through the olfactory foramina. The optic nerve (CN II) The olfactory nerve (CN I) The abducens nerve (CN VI) The oculomotor nerve (CN III)

The olfactory nerve (CN I)

Why are the maxillae considered the "keystone" bones of the face? They are the most important bones of the face because they house the maxillary teeth. They are shaped like a key. They articulate with all facial bones except the mandible. They are the only facial bones that articulate with the mandible. All of the listed responses are correct.

They articulate with all facial bones except the mandible.

Why are the inferior two pairs of ribs considered floating ribs? They are absent in some people, thus the inferior two ribs are "floating" in number. They are not attached to any bony structure. They attach indirectly to the sternum by way of the costal cartilage above it. They have no anterior attachment.

They have no anterior attachment.

Which region of the vertebral column is immediately superior to the lumbar region? Thoracic Cervical Sacral Coccygeal

Thoracic

Identify the articulation site for a tubercle of a rib. Inferior articular facet Demi-facet Transverse costal facet Superior articular facet

Transverse costal facet

Identify a lateral projection of a vertebra. Lamina Superior articular process Spinous process Transverse process

Transverse process

The ethmoid bone contains sinuses. False True

True

The ethmoid bone is part of the axial skeleton. True False

True

The lumbar vertebrae are found in the lower back. False True

True

The shape of the spinous process can be used to help determine if a vertebra is from the lumbar region. True False

True

The sphenoid bone contains a sinus. False True

True

The mandibular condyle __________. is the line of fusion between the two halves of the mandible is the opening through which the alveolar nerve passes is the site of insertion for the temporalis muscle articulates with the temporal bone to form the temporomandibular joint is the opening through which blood vessels and nerves to the lower lip and skin of the chin pass

articulates with the temporal bone to form the temporomandibular joint

Lordosis may result from __________. narrowing of the vertebral canal in the lumbar region failure of the fontanelles to close at the appropriate time abnormally structured vertebrae spinal fractures due to osteoporosis lower limbs of unequal length carrying a large load in front

carrying a large load in front

Which of the following statements is true regarding the maxillae, frontal, ethmoid, and sphenoid bones? They all __________. have articulations only with each other contain paranasal sinuses contain foramina for passage of a branch of cranial nerve V (trigeminal nerve) contain mucus-filled spaces, lined by mucous membrane cool and dry inhaled air

contain paranasal sinuses

Sutural bones frequently develop within the __________ suture

lambdoid

Which ribs are considered false ribs?

ribs 8-12

The cervical and lumbar curvatures of the spine are the __________ curvatures

secondary

Which part of the sphenoid bone houses the pituitary gland? the cribriform plate the "seat" of the sella turcica the foramen ovale the lesser wings

the "seat" of the sella turcica

The articulation of which structures enables the head to be shaken from side to side (that is, to indicate "no")? occipital condyles and superior articular facets of the atlas vertebra superior articular facets of the atlas vertebra and the dens of the axis vertebra the dens of the axis plus the atlas superior and inferior articular facets of cervical vertebrae 3-7

the dens of the axis plus the atlas

Ribs 1-7 attach to the sternum directly by costal cartilage and are called __________ ribs.

true