Deck 7: Axial Skeleton

Question 1

Which bone bears the superior and inferior temporal lines?

A)Temporal
B)Occipital
C)Parietal
D)Frontal
E)Zygomatic

Answer 1

C

Question 2

Which bones form the calvaria?

A)Occipital and parietals
B)Parietals and frontal
C)Occipital,parietals,and temporals
D)Occipital,parietals,and frontal
E)Occipital,parietals,temporals,and frontal

Answer 2

D

Question 3

Which of these bones does not contribute to the region known as the pterion?

A)Frontal
B)Sphenoid
C)Occipital
D)Parietal
E)Temporal

Answer 3

C

Question 4

Foramina in the skull serve as passageways for blood vessels,nerves,and other structures.Which of these foramina is covered by connective tissue in adults,and therefore does not serve as a passageway?

A)Foramen lacerum
B)Foramen rotundum
C)Foramen ovale
D)Foramen spinosum
E)Foramen magnum

Question 5

Which is not a feature of the ethmoid bone?

A)Cribriform foramina
B)Perpendicular plate
C)Crista galli
D)Inferior nasal concha
E)Orbital plate

Question 6

What is the approximate volume of the adult cranial cavity?

A)100-300 cc
B)500-700 cc
C)1000-1200 cc
D)1300-1500 cc
E)1800-2000 cc

Question 7

Which bone is not part of the axial skeleton?

A)Malleus
B)Sacrum
C)Clavicle
D)Atlas
E)Frontal bone

Question 8

Which of these skull bones cannot be palpated?

A)Frontal
B)Temporal
C)Occipital
D)Parietal
E)Ethmoid

Question 9

The zygomatic process of the temporal bone and the _________ process of the zygomatic bone form the zygomatic arch.

A)zygomatic
B)maxillary
C)frontal
D)temporal
E)mastoid

Question 10

The portion of the sphenoid bone that houses the pituitary gland is the

A)pterygoid process.
B)pterygoid plate.
C)greater wing.
D)lesser wing.
E)sella turcica.

Question 11

Which is not a cranial bone?

A)Vomer
B)Frontal
C)Occipital
D)Temporal
E)Parietal

Question 12

Which bone bears the infraorbital foramen?

A)Frontal
B)Temporal
C)Mandible
D)Maxilla
E)Zygomatic

Question 13

The thoracic cage includes

A)the sternum,the clavicles,and 12 ribs.
B)the sternum,12 thoracic vertebrae,and 12 ribs.
C)12 thoracic vertebrae and 24 ribs.
D)the sternum and 24 ribs.
E)the hyoid bone,the sternum,the clavicles,and 24 ribs.

Question 14

Which of the cranial bones feature a squamous part?

A)Occipital,temporal,and sphenoid
B)Frontal,temporal and occipital
C)Sphenoid and ethmoid
D)Frontal,sphenoid,and temporal
E)Occipital,parietal,and ethmoid

Question 15

The skull consists of _____ cranial bones and _____ facial bones.

A)8; 14
B)7; 12
C)10; 12
D)5; 7
E)9; 11

Question 16

Of the four largest types of sutures in the skull,which are paired?

A)Lambdoid and sagittal
B)Lambdoid and squamous
C)Squamous only
D)Lambdoid only
E)Coronal and squamous

Question 17

Which part of the temporal bone includes the internal acoustic meatus?

A)Petrous
B)Mastoid
C)Squamous
D)Tympanic
E)Styloid

Question 18

The _______ suture is the articulation between the occipital bone and both parietal bones.

A)lambdoid
B)coronal
C)sagittal
D)squamous
E)frontal

Question 19

What is the function of the nuchal lines?

A)Attachment for dura mater
B)Attachment for muscles and ligaments
C)Passageway for cranial nerves
D)Passageway for jugular vein
E)Grooves for dural sinuses

Question 20

Which bone is not paired?

A)Maxilla
B)Mandible
C)Lacrimal
D)Nasal
E)Zygomatic

Question 21

A perpendicular plate is a feature of the _____ and _____ bones.

A)palatine; lacrimal
B)ethmoid; sphenoid
C)palatine; ethmoid
D)nasal; lacrimal
E)maxilla; zygomatic

Question 22

The jugular foramen is located between the _____ and _____ bones.

A)temporal; parietal
B)sphenoid; ethmoid
C)sphenoid; occipital
D)occipital; temporal
E)occipital; parietal

Question 23

Which is characteristic of a female skull,as compared to a male skull?

A)Chin pointed and triangular
B)Mandibular angle greater than 125 degrees
C)Little or no prominence to superciliary arches
D)External surface of occipital bone relatively smooth
E)All of the choices are characteristic of a female skull.

Question 24

The _________ process of the mandible articulates with the temporal bone.

A)alveolar
B)condylar
C)mastoid
D)temporal
E)coronoid

Question 25

Which cranial fossa supports the cerebellum?

A)Anterior
B)Posterior
C)Middle
D)Lateral
E)Medial

Question 26

The pterygoid spines and optic canals are features of the _____ bone.

A)ethmoid
B)temporal
C)sphenoid
D)occipital
E)frontal

Question 27

Which bone bears the mandibular fossa?

A)Maxilla
B)Temporal
C)Zygomatic
D)Mandible
E)Frontal

Question 28

What is the function of the cribriform plate?

A)Permits air to enter the cranial cavity to cool the brain
B)Provides large surface area for muscle attachment
C)Permits passage of the olfactory nerves
D)Forms part of the nasal septum
E)Articulates with the atlas for rotational head movement

Question 29

Which bone is not part of the facial complex?

A)Temporal
B)Mandible
C)Zygomatic
D)Maxilla
E)Nasal

Question 30

Which facial bone is shaped like the letter "L"?

A)Nasal
B)Lacrimal
C)Vomer
D)Palatine
E)Zygomatic

Question 31

Which bones articulate with the zygomatic bone?

A)Frontal,temporal,and maxilla
B)Temporal and maxilla
C)Temporal and parietal
D)Frontal,parietal,and occipital
E)Temporal,sphenoid,and maxilla

Question 32

The membranous sheets that connect developing cranial bones are called

A)sutures.
B)fontanelles.
C)intraosseous membranes.
D)craniochondral articulations.
E)ossicles.

Question 33

Developmentally,the most significant growth in the skull occurs

A)between the ages of 5 and 10.
B)between the ages of 10 and 15.
C)before age 5.
D)between the ages of 15 and 20.
E)between the ages of 20 and 25.

Question 34

What is the location of the auditory ossicles?

A)Petrous part of temporal bone
B)Squamous part of temporal bone
C)Tympanic part of temporal bone
D)Auditory part of temporal bone
E)Mastoid part of temporal bone

Question 35

Which bones form the inferior margin of the orbit?

A)Maxilla and zygomatic
B)Frontal and sphenoid
C)Palatine and sphenoid
D)Lacrimal and ethmoid
E)Zygomatic and sphenoid

Question 36

Which bone is unpaired?

A)Lacrimal
B)Vomer
C)Inferior nasal concha
D)Palatine
E)Maxilla

Question 37

Which is not a correct pairing of bone and feature?

A)Occipital bone - foramen magnum
B)Sphenoid bone - foramen rotundum
C)Temporal bone - carotid canal
D)Frontal bone - supraorbital foramen
E)Parietal bone - mental foramen

Question 38

Which bone bears the greater and lesser cornua?

A)Maxilla
B)Stapes
C)Hyoid
D)Incus
E)Mandible

Question 39

The incisive foramen and palatine process are features of the

A)mandible.
B)palatine bone.
C)vomer.
D)maxilla.
E)temporal bone.

Question 40

Which of these is not a paranasal sinus?

A)Maxillary sinus
B)Ethmoid sinus
C)Sphenoid sinus
D)Mastoid sinus
E)Frontal sinus

Question 41

The sternal angle can be used as an anatomical landmark to identify the position of the

A)apex of the heart.
B)jugular vein.
C)second rib.
D)trachea.
E)hyoid bone.

Question 42

The _________ provide passageways for spinal nerves to exit the vertebral column and travel to other parts of the body.

A)vertebral foramina
B)intervertebral foramina
C)vertebral canals
D)articular facets
E)transverse foramina

Question 43

The clavicles articulate with the sternum at the _____ notches.

A)clavicular
B)suprasternal
C)cleidosternal
D)jugular
E)first costal

Question 44

Which feature is unique to the axis?

A)Dens
B)Bifid spinous process
C)Superior articular facet
D)Transverse foramen
E)Vertebral foramen

Question 45

Which of these features is found in a lumbar vertebra?

A)Pedicles
B)Vertebral foramen
C)Spinous process
D)Vertebral arch
E)All of the choices are correct.

Question 46

The inner,gelatinous region of each intervertebral disc is called the

A)annulus fibrosus.
B)nucleus pulposus.
C)lamella.
D)chondral ring.
E)articular ring.

Question 47

Which is not a function of the vertebral column?

A)Supporting the weight of the head
B)Maintaining upright body position
C)Passageway for cranial nerves
D)Passageway for spinal nerves
E)Protecting the spinal cord

Question 48

Which features are found only on thoracic vertebrae?

A)Costal facets and demifacets
B)Transverse foramina
C)Spinous processes
D)Vertebral foramina
E)Laminae

Question 49

Which of the spinal curves form when a child is about 12 months of age?

A)Sacral
B)Lumbar
C)Cervical
D)Thoracic
E)Coccygeal

Question 50

Which curves of the vertebral column are present at birth?

A)Thoracic and sacral
B)Lumbar and cervical
C)Lumbar and sacral
D)Cervical and thoracic
E)Lumbar and thoracic

Question 51

Each auricular surface of the sacrum is located on a(n)

A)ala.
B)median sacral crest.
C)sacral cornu.
D)apex.
E)spinous process.

Question 52

The occipital condyles articulate with the

A)axis.
B)atlas.
C)dens.
D)vertebra prominens.
E)odontoid process.

Question 53

What is the correct order for the vertebral regions,from superior to inferior?

A)Cervical - thoracic - sacral - coccygeal - lumbar
B)Thoracic - sacral - lumbar - cervical - coccygeal
C)Cervical - thoracic - lumbar - sacral - coccygeal
D)Thoracic - coccygeal - cervical - lumbar - sacral
E)Thoracic - cervical - lumbar - coccygeal - sacral

Question 54

The superior portion of the sternum is called the

A)xiphoid process.
B)manubrium.
C)body.
D)gladiolus.
E)coccyx.

Question 55

The spinal cord terminates at an opening in the sacrum called the

A)anterior sacral foramen.
B)sacral canal.
C)posterior sacral foramen.
D)inferior sacral foramen.
E)sacral hiatus.

Question 56

How many pairs of ribs articulate (directly or indirectly)with the sternum?

A)7
B)12
C)10
D)5
E)24

Question 57

Transverse foramina are found in _____ vertebrae.

A)thoracic
B)lumbar
C)cervical
D)sacral
E)all

Question 58

Which cervical vertebra is also known as the vertebra prominens?

A)C1
B)C2
C)C4
D)C5
E)C7

Question 59

The vertebral processes that are most easily palpated along the midline of the back are the _____ processes.

A)transverse
B)inferior articular
C)superior articular
D)lamellar
E)spinous

Question 60

The vertebral column includes ___ cervical,___ thoracic,and ___ lumbar vertebrae.

A)5; 12; 7
B)6; 14; 6
C)7; 13; 4
D)7; 12; 5
E)6; 13; 5

Question 61

Although the number can vary slightly,the number of bones in a typical adult skeleton is (use digits)_______.

Question 62

The immovable joints that form boundaries between skull bones are called _________.

Question 63

The ________ forms the inferior portion of the nasal septum.

Question 64

The roof of the cranium is called the _________,or skullcap.

Question 65

The auditory ossicles are the malleus,the incus,and the _________.

Question 66

Which is not true about aging of the skeleton?

A)Bone density decreases with age.
B)Articulating surfaces deteriorate with age.
C)Many bones fuse with age.
D)Bone mass increases with age.
E)No exceptions; all choices are true.

Question 67

Rib 1 articulates with vertebra ______ and the ______.

A)T1; body of the sternum
B)T2; body of the sternum
C)T1; manubrium of the sternum
D)C7; manubrium of the sternum
E)T2; clavicle

Question 68

There are three pairs of nasal conchae in the nasal cavity; the superior and middle pairs are part of the ethmoid bone,but the inferior ones are separate bones.

Question 69

Which bone count is not correct for a normal adult human?

A)14 facial bones
B)7 pairs of true ribs
C)7 lumbar vertebrae
D)6 auditory ossicles
E)8 cranial bones

Question 70

Supraorbital margins with thick,rounded,blunt borders are characteristic of female skulls.

Question 71

How many pairs of ribs are "floating ribs" that do not articulate with the sternum?

A)5
B)2
C)7
D)12
E)10

Question 72

Though it does not articulate with any other bone,the hyoid bone is considered to be part of the axial skeleton.

Question 73

The seven bones that form the orbit are the maxilla,frontal,nasal,ethmoid,sphenoid,palatine,and zygomatic bones.

Question 74

The portion of the mandible that forms the point of the chin is called the mental protuberance.

Question 75

Which is not true about development of the axial skeleton?

A)The sternum forms by fusion of the sternal bars.
B)The parietal and frontal bones develop by intramembranous ossification.
C)The sphenoid bone forms by endochondral ossification.
D)The vertebrae form secondary ossification centers at puberty.
E)The ribs and clavicles form from schlerotomes.

Question 76

The "base" is the superior portion of the sacrum.

Question 77

Sutural (Wormian)bones are most commonly found in the squamous suture.

Question 78

The inferior articular processes of each vertebra articulate with the superior articular processes of the vertebra immediately cranial to it.

Question 79

The tubercle of rib 4 articulates with the transverse costal facet of T3.

Question 80

The crista galli of the ethmoid bone serves as a point of attachment for the falx cerebri of the dura mater.