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merill's chapter 20

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Merrill's Chapter 20

Question 1 of 49

1

The breathing technique for skull is suspend.

Select one of the following:

  • True
  • False

Explanation

Question 2 of 49

1

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The ( coronal, sagittal, squamosal, lambdoidal ) suture is found between the frontal and parietal bones. The ( sagittal, coronal, lambdoidal, squamosal ) suture is located on the top of the head between the two parietal bones. Between the temporal bones and the parietal bones are the ( squamosal, coronal, sagittal, lambdoidal ) sutures. Between the occipital bone and the parietal bones is the ( lambdoidal, coronal, sagittal, squamosal ) suture.

Explanation

Question 3 of 49

1

Select from the dropdown lists to complete the text.

The junction of the coronal and sagittal sutures is the ( bregma, pterion, asterion, lambda ). The ( lambda, bregma, asterion, psterion ) is the junction of the lambdoidal and sagittal sutures. On the lateral aspect of the skull, the junction of the parietal bone, squamosal suture, and greater wing of the sphenoid is the ( pterion, asterion, bregma, lambda ), which overlies the middle meningeal artery. At the junction of the occipital bone, parietal bone, and mastoid portion of the temporal bone is the ( asterion, pterion, bregma, lambda ).

Explanation

Question 4 of 49

1

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The average cranium measures approximately ( 6, 7, 9, 8 ) inches at its widest point from side to side, ( 7, 6, 8, 9 ) inches at its longest point from front to back, and ( 9, 6, 7, 8 ) inches at its deepest point from the vertex to the submental region.

Explanation

Question 5 of 49

1

Where can you find the nasion, glabella and supraorbital margin?

Select one of the following:

  • Frontal

  • Ethmoid

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 6 of 49

1

Where can you find the four angles?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 7 of 49

1

Where can you find the lesser and greater wings?

Select one of the following:

  • Frontal

  • Ethmoid

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 8 of 49

1

Where can you find the two condyles?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 9 of 49

1

Where can you find the crista galli, cribriform plate and perpendicular plate?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 10 of 49

1

Where can you find the sella turcica?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 11 of 49

1

Where can you find the foramen magnum?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 12 of 49

1

Where can you find the mastoid process?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 13 of 49

1

Where can you find the basilar portion?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 14 of 49

1

Where can you find the petrous portion?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 15 of 49

1

Where can you find the pteryoid hamulus and lateral pterygoid process?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 16 of 49

1

Where can you find the zygomatic process?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 17 of 49

1

Where can you find the anterior and posterior clinoid processes?

Select one of the following:

  • Frontal

  • Ethmoid

  • Parietal

  • Sphenoid

  • Temporal

  • Occipital

Explanation

Question 18 of 49

1

Cheekbone:
Largest facial bone:
Number of facial bones:
Forms bridge of the nose:
Vertical mandibular portion:

Drag and drop to complete the text.

    Zygoma
    Maxillae
    Mandible
    Mental protuberance
    Fourteen
    Twelve
    Eight
    Nasal
    Vomer
    Acanthion
    Head
    Ramus

Explanation

Question 19 of 49

1

Found in the roof of the mouth:
Midpoint of the anterior nasal spine:
Articulating process of the mandible:
Spongy processes that hold the teeth:
Anterior part of the mandibular ramus:

Drag and drop to complete the text.

    Palatine
    Gonion
    Acanthion
    Glabella
    Condyle
    Hyoid
    Alveolar
    Inferior conchae
    Coronoid
    Ramus

Explanation

Question 20 of 49

1

Landmark at the angle of the mandible:
Found in the medial walls of the orbits:
Forms inferior portion of the nasal septum:
Horseshoe-shaped mandibular portion:
Thin, scroll-like bones that extend horizontally inside the nasal cavity:

Drag and drop to complete the text.

    Gonion
    Zygoma
    Lacrimal
    Coronoid
    Vomer
    Alveolar
    Body
    Hyoid
    Inferior conchae
    Nasal

Explanation

Question 21 of 49

1

Which paranasal sinuses are located directly below the sella turcica?

Select one of the following:

  • Frontal

  • Maxillary

  • Ethmoidal

  • Sphenoidal

Explanation

Question 22 of 49

1

Which paranasal sinus group is posterior to the ethmoidal sinuses?

Select one of the following:

  • Frontal

  • Maxillary

  • Ethmoidal

  • Sphenoidal

Explanation

Question 23 of 49

1

Which sinus group is subdivided into three main groups?

Select one of the following:

  • Frontal

  • Maxillary

  • Ethmoidal

  • Sphenoidal

Explanation

Question 24 of 49

1

Which sinus group is well developed and aerated at birth?

Select one of the following:

  • Frontal

  • Maxillary

  • Ethmoidal

  • Sphenoidal

Explanation

Question 25 of 49

1

At age 15 or 16 years, the sinuses are fully developed and communicate with each other.

Select one of the following:

  • True
  • False

Explanation

Question 26 of 49

1

: Fracture located at the base of the skull
: Irregular of jagged fracture of the skull
: Fracture of the zygomatic arch and orbital floor or rim and dislocation of the frontozygomatic suture
: Bilateral horizontal fractures of the maxillae
: Fracture of the floor of the orbit
: Fracture causing a portion of the skull to be pushed into the cranial cavity
: Fracture to one side of a structure caused by trauma to the other side

Drag and drop to complete the text.

    Basal fracture
    Linear fracture
    Tripod fracture
    LeForte fracture
    Blowout fracture
    Depressed fracture
    Contrecoup fracture

Explanation

Question 27 of 49

1

Fill the blank spaces to complete the text.

The skull is composed of 22 separate bones divided into two distinct groups: cranial bones and facial bones.

Explanation

Question 28 of 49

1

The bones of the cranial vault are classified as what type of bones?

Select one of the following:

  • Flat

  • Irregular

  • Short

  • Long

Explanation

Question 29 of 49

1

The cranial bone located between the orbits and posterior to the nasal bones is the _____ bones?

Select one of the following:

  • Ethmoid

  • Sphenoid

Explanation

Question 30 of 49

1

The cranial bone that provides a depression to house the pituitary gland is the _____ bone.

Select one of the following:

  • Sphenoid

  • Ethmoid

Explanation

Question 31 of 49

1

: Posterior surface of the occipital bone
: Superior aspect of the cranium; where the parietal bones join together
: Midpoint of the frontonasal suture
: Angle of the mandible; lateroposterior aspect of the mandible
: Smooth elevation between the superciliary arches
: Midpoint of the anterior nasal spine
: Midpoint of the mental protuberance; anterior aspect of the mandible; where the two bodies joint together
: Lateral aspect of each orbit; where the two eyelids originate
: Raised prominence just above each orbit on the frontal bone; coincides with the eyebrows

Drag and drop to complete the text.

    Inion
    Vertex
    Nasion
    Gonion
    Glabella
    Acanthion
    Mental point
    Outer canthus
    Superciliary arch

Explanation

Question 32 of 49

1

Which positioning landmark is located at the anterior portion of the mandible?

Select one of the following:

  • Inion

  • Gonion

  • Mental point

  • Acanthion

Explanation

Question 33 of 49

1

The bregma fontanelle is located at the junction of which two sutures?

Select one of the following:

  • Coronal and sagittal

  • Coronal and squamosal

  • Lambdoidal and sagittal

  • Lambdoidal and squamosal

Explanation

Question 34 of 49

1

Which skull classification refers to a typical skull?

Select one of the following:

  • Mesocephalic

  • Brachycephalic

  • Dolichocephalic

Explanation

Question 35 of 49

1

Which skull classification refers to a long, narrow skull?

Select one of the following:

  • Mesocephalic

  • Brachycephalic

  • Dolichocephalic

Explanation

Question 36 of 49

1

Which skull classification refers to a short, wide skull?

Select one of the following:

  • Mesocephalic

  • Brachycephalic

  • Dolichocephalic

Explanation

Question 37 of 49

1

With which bone does the mandible articulate?

Select one of the following:

  • Hyoid

  • Maxilla

  • Zygoma

  • Temporal

Explanation

Question 38 of 49

1

Where are the lacrimal bones located?

Select one of the following:

  • Inside the nasal cavity

  • On the lateral wall of each orbit

  • On the medial wall of each orbit

  • Inferior to the maxillary sinuses

Explanation

Question 39 of 49

1

Where is the vomer bone found?

Select one of the following:

  • Posterior the nasal bones

  • On the floor of the nasal cavity

  • On the lateral wall of the orbits

  • In the posterior one fourth of the roof of the mouth

Explanation

Question 40 of 49

1

Which term refers to the anterior process of the mandibular ramus?

Select one of the following:

  • Cornu

  • Condyle

  • Coracoid

  • Coronoid

Explanation

Question 41 of 49

1

Which term refers to the posterior process of the mandibular ramus?

Select one of the following:

  • Cornu

  • Condyle

  • Coracoid

  • Coronoid

Explanation

Question 42 of 49

1

Which facial bones have alveolar processes?

Select one of the following:

  • Vomer and mandible

  • Vomer and zygomatic

  • Maxillae and mandible

  • Maxillae and zygomatic

Explanation

Question 43 of 49

1

Which bones form the posterior one fourth of the roof of the mouth?

Select one of the following:

  • Maxillae

  • Palatine

  • Zygomatic

  • Inferior nasal conchae

Explanation

Question 44 of 49

1

Tear ducts pass through which bone?

Select one of the following:

  • Lacrimal

  • Nasal

  • Maxillary

  • Frontal

Explanation

Question 45 of 49

1

What are the smallest bones in the skull?

Select one of the following:

  • Nasal

  • Lacrimal

  • Ethmoid

  • Sphenoid

Explanation

Question 46 of 49

1

The two maxillary bones are the largest of the immovable bones of the face

Select one of the following:

  • True
  • False

Explanation

Question 47 of 49

1

The lacrimal bones are the largest and densest bone of the face

Select one of the following:

  • True
  • False

Explanation

Question 48 of 49

1

What is the largest sinus?

Select one of the following:

  • Frontal

  • Maxillary

  • Ethmoidal

  • Sphenoidal

Explanation

Question 49 of 49

1

malleus =
incus =
stapes =

Drag and drop to complete the text.

    hammer
    anvil
    stirrup

Explanation

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