Deck 7: The Skeletal System: the Axial Skeleton

Question 1

Which best describes the occipital bone?

A) part of the bridge of the nose
B) bears condyles that form the atlanto-occipital joints
C) inferior and posterior portion of nasal septum
D) includes temporal process of zygomatic arch
E) sella turcica protects the pituitary gland

Answer 1

B

Question 2

The ethmoid bone does NOT contain

A) olfactory foramina
B) crista galli
C) cribriform plate
D) inferior nasal conchae

Answer 2

D

Question 3

Which of the following is false for paranasal sinuses? They are

A) lined with mucous membranes
B) chambers for voice resonance
C) located in zygomatic bones
D) paired cavities

Answer 3

C

Question 4

The mandible has condylar processes and coronoid processes.

A) Both are articular in function.
B) Both are for muscle attachment.
C) The condylar process is articular; the coronoid process is for muscle attachment.
D) The condylar process is for muscle attachment; the coronoid process is articular.

Question 5

Which best describes the sphenoid bone?

A) forms part of the bridge of the nose
B) bears condyles that form the atlanto-occipital joints
C) inferior and posterior portion of nasal septum
D) includes temporal process of zygomatic arch
E) sella turcica protects the pituitary gland

Question 6

Which best describes the lacrimal bone?

A) forms part of the bridge of the nose
B) superior portion of nasal septum
C) inferior and posterior portion of nasal septum
D) includes temporal process of zygomatic arch
E) houses a structure that gathers tears

Question 7

Which portion of a vertebra DOES NOT surround the spinal cord to keep it protected from injury?

A) body
B) pedicle
C) lamina
D) transverse process

Question 8

"Sutures" would be found connecting which bones?

A) mandible and hyoid
B) temporal and mandible
C) sphenoid and ethmoid
D) frontal and occipital

Question 9

The girdles attach the limbs (extremities) to the axial skeleton. The girdles are considered to be part of the axial skeleton.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The second statement is true; the first is false.

Question 10

The bone that consists of five fused bones, is triangular, and serves as one of the boundaries of the pelvic cavity is the:

A) coccyx
B) manubrium
C) coxal bone
D) sacrum

Question 11

Which best describes the palatine bone?

A) horizontal plate forms the posterior portion of the hard palate
B) superior portion of nasal septum
C) inferior and posterior portion of nasal septum
D) includes temporal process of zygomatic arch
E) houses a structure that gathers tears

Question 12

Membrane-filled spaces between cranial bones of an infant skull are called:

A) sutures
B) sinuses
C) fontanels
D) foramina

Question 13

The fifth cranial nerve (trigeminal nerve) provides sensory information from the face. The three branches of the trigeminal nerve pass from the periphery of the face to the brain through three separate foramina. Which cranial bone contains the foramina for passage of branches of the trigeminal (V) nerve?

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

Question 14

The frontal bone

A) contributes to the sagittal suture
B) forms part of the floor of the orbit
C) articulates with the mandible
D) none of these choices

Question 15

Which best describes the maxilla bone?

A) lower jaw bone
B) superior portion of nasal septum
C) inferior and posterior portion of nasal septum
D) palatine process forms most of the hard palate
E) contains the carotid and jugular foramina

Question 16

Intercostal spaces

A) are filled by costal cartilages
B) contain muscles, blood vessels, and nerves
C) are grooves on the inner surfaces of ribs
D) contain bone marrow

Question 17

The fifth intercostal space will be palpated between

A) ribs 4 and 5
B) ribs 5 and 6
C) rib 4 and T4
D) rib 5 and T5

Question 18

Which best describes the vomer bone?

A) forms part of the bridge of the nose
B) superior portion of nasal septum
C) inferior and posterior portion of nasal septum
D) palatine process forms most of the hard palate
E) contains the carotid and jugular foramina

Question 19

What pair of skull bones contributes to the only freely movable joint of the head?

A) temporal and mandible
B) zygomatic and maxilla
C) frontal and sphenoid
D) sphenoid and ethmoid

Question 20

Which skull bone contains the mandibular fossa, mastoid process, styloid process, and zygomatic process?

A) temporal
B) parietal
C) zygomatic
D) occipital

Question 21

The illustrated bone is the _____?

A) atlas
B) hyoid bone
C) axis
D) vomer

Question 22

The cervical curve is convex anteriorly.

Question 23

The three main parts of the sternum are manubrium, xiphoid process and sternal angle.

Question 24

The superior and inferior nuchal lines are sites of muscle attachment on the occipital bone.

Question 25

The body of a typical thoracic vertebrae

A) articulates with costal cartilages.
B) contains transverse foramina.
C) body has articular surfaces called demifacets.
D) has no body and no spinous process.
E) has a peg-like process called a dens.

Question 26

Which best describes the term lordosis?

A) lateral bending of the vertebral column
B) exaggeration of the cervical curve
C) exaggeration of the thoracic curve
D) exaggeration of the lumbar curve
E) congenital defect in which the laminae fail to unite at the midline

Question 27

The atlanto-axial joint allows for nodding the head to say yes.

Question 28

The lateral walls of the nasal cavity are formed by the ethmoid, maxillae, and inferior nasal conchae.

Question 29

Which best describes the atlas?

A) has small bodies
B) has four foramina
C) body has articular surfaces called facets and demifacets
D) has no body and no spinous process
E) has a peg-like process called a dens

Question 30

The seventh cervical vertebra is called the vertebra prominens.

Question 31

Which best describes a lumbar vertebra?

A) has a small body
B) has four foramina
C) body has articular surfaces called demifacets
D) processes are thick and short
E) articulates with the hip bone

Question 32

Which best describes a typical cervical vertebra?

A) has a larger body than a thoracic vertebra
B) contains transverse foramina
C) body has articular surfaces called facets and demifacets
D) has no body, no spinous process
E) has a peg-like process called a dens

Question 33

Which best describes the term spina bifida?

A) lateral bending of the vertebral column
B) exaggeration of the cervical curve
C) exaggeration of the thoracic curve
D) exaggeration of the lumbar curve
E) congenital defect in which the laminae fail to unite at the midline

Question 34

The maxillae articulate with every facial bone except the mandible.

Question 35

What type of vertebra is shown in here?

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

Question 36

The mandible articulates with the mandibular fossa of the occipital bone.

Question 37

A sacral ala articulates with a hip bone to form a sacroiliac joint.

Question 38

The posterior fontanel is at the junction of the future lambdoid and sagittal sutures.

Question 39

Which best describes the term scoliosis?

A) lateral bending of the vertebral column
B) exaggeration of the cervical curve
C) exaggeration of the thoracic curve
D) exaggeration of the lumbar curve
E) congenital defect in which the laminae fail to unite at the midline

Question 40

The nasal septum consists of septal cartilage plus portions of the maxillae and vomer.

Question 41

The hard palate is a bony partition formed by the _____ and the _____ bones.

Question 42

The superior part of the nasal septum, the middle nasal conchae, and the crista galli are formed by the _____ bone.

Question 43

If a squamous suture were separated (opened up), a parietal bone would be pulled away from a _____ bone.

Question 44

The two bones that form the zygomatic arch are the _____ and the _____ bones.

Question 45

Of the eight bones that form the cranium, only the _____ and _____ bones are paired bones.

Question 46

List the foramina of the skull that provide passageways for cranial nerves or their main branches. Indicate the name of the skull bone in which each of the foramina is located.

Question 47

The two major divisions of the skeletal system are _____ and _____.

Question 48

List and number the bones in each region of the vertebral column.

Question 49

Alveolar processes are features of three skull bones, namely the two _____ and the _____.

Question 50

The _____ process of the temporal bone is a rounded projection posterior to the external auditory meatus that is a site of attachment for several neck muscles.

Question 51

The illustrated bone is the _____ bone.

Question 52

The illustrated bone is the _____.

Question 53

The _____ are convex surfaces on either side of the foramen magnum that articulate with the atlas.

Question 54

Define, number, and locate vertebrosternal ribs, vertebrochondral ribs, and vertebral ribs.

Question 55

The depression in the sphenoid bone known as the _____ is the location of the pituitary gland.

Question 56

The cranial bones that contain no principal foramina are the _____ bones.

Question 57

The first rib has grooves on its superior surface for the subclavian artery, subclavian vein and the inferior trunk of the brachial plexus.

Question 58

Name the seven processes that are found on most vertebrae and state the function of each.

Question 59

The illustrated bone is the _____ bone.

Question 60

The _____ bone does not articulate with any other bones, but is a site of attachment for muscles of the tongue, pharynx and neck.

Question 61

Paired spinal nerves pass through _____ foramina to carry information between the spinal cord and other parts of the body.

Question 62

Which two cranial bones unite to form the lambdoid suture?

A) A and B
B) B and C
C) D and E
D) B and D
E) A and D

Question 63

The label on the transverse process of the vertebra is _____.

A) A
B) B
C) C
D) D

Question 64

Where is the pituitary gland located?

A) A
B) B
C) C
D) D
E) E

Question 65

Where is the zygomatic bone?

A) A
B) B
C) C
D) D
E) E

Question 66

The _____ _______ of the sacrum provides an inferior entrance into the vertebral canal, a site often used for injection of anaesthetic agents during labor.

Question 67

Identify the tubercle of the rib.

A) A
B) B
C) C
D) D
E) E

Question 68

The _____ bones of the skull are involved in each of the four main sutures.

Question 69

What region are these vertebrae from?

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

Question 70

The label on the spinous process is _____.

A) A
B) B
C) C
D) D

Question 71

Which cranial bone does not contain a paranasal sinus?

A) Sphenoid
B) Frontal
C) Ethmoid
D) Maxilla
E) Occipital

Question 72

The depressions on the superior border of the manubrium are called the _____ notch and the _____ notches.

Question 73

The label on the vertebral foramen is _____.

A) A
B) B
C) C
D) D

Question 74

Which of the following exhibits an abnormal kyphotic curvature of the spine?

A) A
B) B
C) C

Question 75

The primary curves of the vertebral column are the _____ and the _____ curves. They are curved so that they are anteriorly _____.