Anatomy (Axial Skeleton) question with
correct answers
___ ___ forms the posterior wall of the eye socket or orbit - CORRECT ANSWERS-
lesser wing
____ ____ forms the lateral part of the eye socket - CORRECT ANSWERS-greater
wing
-Air-filled spaces in skull bones that open to the nasal cavity
-Have a mucous lining that helps humidify and warm inhaled air
-sinus spaces provide resonance to the voice - CORRECT ANSWERS-paranasal
sinuses
-Also known as the breastbone
-Is a flat bone that forms the anterior midline of the thoracic wall - CORRECT
ANSWERS-sternum
-Consists of the thoracic vertebrae posteriorly, the ribs laterally, and the sternum
anteriorly
-Acts as a protective framework around the heart, lungs, trachea, and esophagus -
CORRECT ANSWERS-thoracic cage
-Each side of the skull articulates the temporal bone and the parietal bone on that side -
CORRECT ANSWERS-squamous suture
-Extends across the superior surface of the skull along the coronal plane
-Articulating with the frontal and parietal - CORRECT ANSWERS-coronal suture
-Extends between the superior midlines of the coronal and lamboid sutures. It is in the
midline of the cranium
-Articulating with the right and left parietal - CORRECT ANSWERS-sagittal suture
-Extends like an arc across the posterior surface of the skull
-Articulating with the parietal and occipital - CORRECT ANSWERS-lamboid suture
, -Ribs 1-7
-connect individually to the sternum by separate cartilaginous extensions called costal
cartilage - CORRECT ANSWERS-true ribs
-Ribs 11 and 12
-They have no connection to the sternum - CORRECT ANSWERS-floating ribs
-Ribs 8-10
-The costal cartilages of 8-10 fuse to the costal cartilage of rib 7 and thus indirectly
articulate with the sternum - CORRECT ANSWERS-false ribs
-The ___ ___ ___ is formed by the fusion of spinal processes
-The ___ ___ ___ is formed by the fusion of transverse processes
The ___ ___ is the gap that opens up at the end of the sacral canal - CORRECT
ANSWERS-medial sacral crest
lateral sacral crest
sacral hiatus
-The ___ is the longest part of the sternum and form its bulk (shaft of sword)
-The body and manubrium articulate at the__ __ - CORRECT ANSWERS-body
sternal angle
-The ___ of the sacrum is a narrow, pointed portion of the bone that project inferiorly
-The bone's broad superior surface forms the __ - CORRECT ANSWERS-apex
base
4 small ___ ___ fuse to form the coccyx - CORRECT ANSWERS-coccygeal vertebrae
5 bones of the orbital complex - CORRECT ANSWERS-roof (frontal bone and lesser
wing of sphenoid bone)
floor (mainly maxilla bone)
medial wall (maxilla, lacrimal, ethmoid)
lateral wall (zygomatic, sphenoid, frontal)
posterior wall (sphenoid)
6 bones of the mandible - CORRECT ANSWERS-mental foramen (on the chin)
alveolar process (teeth sockets)
mandibular foramen (on the side)
coracoid
mandibular notch
ramus (area for muscle attachment)
A ___ ___ projects posteriorly from the left and right laminae - CORRECT ANSWERS-
spinous process
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