FREE RADIOLOGY AND STUDY GAMES ABOUT SKULL-

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FREE RADIOLOGY AND STUDY GAMES ABOUT SKULL-

CRANIUM BONES EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -97 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Shape of the average head is termed

Answer:

mesocephalic Question 2: The ____ clinoids are larger and spread farther apart than the ____ clinoids.

Answer:

anterior, posterior Question 3: Petrous ridge of these pyramids corresponds to the level of what external landmark

Answer:

TEA

Question 4: Temporal bone articulates with what 3 cranial bones

Answer:

parietal, occipital, sphenoid

Question 5: pituitary gland is aka

Answer:

hypophysis cerebri Question 6: What are the 3 pairs of openings in the greater wings of the sphenoid

Answer:

foramen rotundum, ovale, spinosum

Question 7: clivus begins where and extends to where?

Answer:

posteroinferior aspect of dorsum sellae, extends posteriorly to foramen magnum Question 8: the two _______ are suspended from the undersurface of the cribiform plate on each side of the perp plate (ethmoid)

Answer:

lateral labyrinths (masses) Question 9: The _____ portion of the _______ bone is the thickest and densest in the skull

Answer:

petrous portion (pyramid shaped portion) of the temporal bones Question 10: Arising from the posterior aspect of the lesser wings are two projections termed

Answer:

anterior clinoid processes

Question 11: Projecting superiorly from the cribiform plate is the ____

Answer:

crista galli

Question 12: Sphenoid articulates with what 5 facial bones?

Answer:

right and left palatine bones, right and left zygomatic, vomer

Question 13: The more lateral, flat extensions from the body of sphenoid are called ____ processes

Answer:

lateral pterygoid

Question 14: Central depression on the body of the sphenoid

Answer:

sella turcica

Question 15: ____ bone lies primarily below the floor of the cranium

Answer:

ethmoid

Question 16: 4 bones of Calvarium? (skullcap)

Answer:

Frontal, Right parietal, Left parietal, Occipital Question 17: Extending anteriorly from the squamous portion of the temporal bone is an arch termed

Answer:

the zygomatic process Question 18: The right and left ____ are points posterior to the ear where the squamosal and lambdoidal sutures meet.

Answer:

asterions

Question 19: ____ bone forms the anchor for all 8 cranial bones

Answer:

sphenoid Question 20: for an average mesocephalic skull, the width is __-___% of the length.

Answer:

75-80%

Question 21: On each side of the _____ portion of the frontal bone above the SOG is a larger, round prominence termed _______.

Answer:

Squamous, frontal tuberosity Question 22: Extending medially and down from the medial wall of each labyrinth are thin projections termed the

Answer:

superior and medial nasal conchae or turbinates Question 23: Which wings of the sphenoid extend from the body? Which project from the superoanterior portion of the body?

Answer:

greater, lesser

Question 24: "back of the saddle" is termed

Answer:

dorsum sellae Question 25: the pterygoid processes or plates form part of the lateral walls of the _____

Answer:

nasal cavities

Question 26: Frontal bone articulates with how many facial bones?

Answer:

8 Question 27: The anterior end of the sagittal suture is termed the _____ and the posterior end is called the ______.

Answer:

Bregma, lambda Question 28: The _____ of the ethmoid contain the ethmoid air cells or sinuses and help form the medial walls of the orbits and lateral walls of the of the nasal cavity

Answer:

lateral masses (labyrinths)