Skull Assesment
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The most ancient part of the skull that first arose to support the pharyngeal slits in protochordates is the ________________.
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Neurocranium
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Chondrocranium
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Dermatocranium
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Splanchnocranium
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This quiz will test your knowledge of the skull and its different aspects. The quiz will consist of fill in the blank, multiple choice, and short essay.
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- 2.
In Squalus, the mandibular arch is composed of ______________ ventrally.
- 3.
Identify structure A.
- 4.
What is the function of structures B, C, and D in the Squalus skull?
- 5.
Which jaw attachment is attached to the braincase anteriorly by a ligament connecting the palatoquadrate to the skull and posteriorly by the hyomandibular?
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Paleostylic
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Euautostylic
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Amphistylic
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Hyostylic
Correct Answer
A. Amphistylic -
- 6.
Identify structure E and tell what it contains.
Correct Answer
otic capsule contains the semicircular ducts
otic capsule, semicircular ducts
otic capsule and semicircular ducts - 7.
Identify structure F.
Correct Answer
eye orbit - 8.
Which is NOT a true characteristic of hyoid apparatus in tetrapods?
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It is not a ventral derivative of the splanchnocranium
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Develops in the floor of the pharynx
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Supports bone of tongue
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Part of the feeding mechanism in mammals
Correct Answer
A. It is not a ventral derivative of the splanchnocranium -
- 9.
What are the evolutionary trends of the skull?
- 10.
What are the structures for A.
Correct Answer
occipital condyles - 11.
What is structure B?
Correct Answer
formen magnum - 12.
What is structure C?
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Ethmoid plate
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Primary palate
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Prefrontal
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Basal plate
Correct Answer
A. Basal plate -
- 13.
Explain the composite theory of jaw development.
- 14.
Which group contains the jaw attachment hyostyly?
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Modern bony fishes
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Agnathans
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Reptiles
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Mammals
Correct Answer
A. Modern bony fishes -
- 15.
Identify structure A.
Correct Answer
palatoquadrate - 16.
What is structure B?
Correct Answer
meckel's cartilage
mandibular cartilage - 17.
What is the function of structure C?
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Prevent food from entering the respiratory chamber
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Supports the gills
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Assist in respiration
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Strengthen branchial septa
Correct Answer
A. Strengthen branchial septa -
- 18.
Identify structure D.
Correct Answer
basibranchial cartilage - 19.
Roofing of the skull and parts of the upper jaw such as the palate and opercular bones makes up the ________________.
Correct Answer
dermatocranium - 20.
Identify structure of E.
Correct Answer
ceratohyal cartilage - 21.
Identify structure F.
Correct Answer
basihyal cartilage - 22.
Which bone is not found in the facial series?
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Maxilla
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Lacrimal
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Nasal
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Premaxilla
Correct Answer
A. Lacrimal -
- 23.
Articulation of the skull with the vertebral column is established through the ____________ ____________.
Correct Answer
occipital condyle - 24.
What is structure A.
Correct Answer
premaxilla - 25.
Identify structure B.
Correct Answer
pterygoid - 26.
What is arrow C pointing towards?
Correct Answer
- 27.
Movement within the skull refers to ___________ ___________.
Correct Answer
cranial kinesis - 28.
Identify structure D.
Correct Answer
parasphenoid - 29.
Identify structure E.
Correct Answer
vomer - 30.
The first gnathostomes, other than Chondrichthyes, to appear with jaws were Acanthodii and what other class?
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Placodermi
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Actinopterygians
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Sarcopterygians
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Labyrinthodontia
Correct Answer
A. Placodermi -
- 31.
Identify structure A.
Correct Answer
frontal - 32.
Identify structure B.
Correct Answer
parietal - 33.
What is structure C?
Correct Answer
squamosal - 34.
Which structure is arrow A pointing towards?
Correct Answer
dentary - 35.
Which series of bones are lost in the transition to tetrapods?
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Mandibular
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Opercular
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Palatine
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Vault
Correct Answer
A. Opercular -
- 36.
A skull with one temporal opening is what type of skull?
Correct Answer
synapsid - 37.
Identify structure B.
Correct Answer
angular - 38.
Explain the importance of the secondary palate.
- 39.
What type of jaw suspension is found in mammals?
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Hyostyly
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Paleostyly
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Craniostyly
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Metautostyly
Correct Answer
A. Craniostyly -
- 40.
Is parietal bone entirely formed from dermal or epidermal origin?
Correct Answer
dermal - 41.
Identify structure A.
Correct Answer
palatine - 42.
Identify structure B.
Correct Answer
tympanic bulla - 43.
Identify structure C.
Correct Answer
foramen magnum - 44.
Which series of bones reinforce floor of chondrocranium and palatoquadrate cartilages?
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Palatal
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Facial
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Temporal
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Mandibular
Correct Answer
A. Palatal -
- 45.
Identify structure D.
Correct Answer
basioccipital - 46.
Identify structure E.
Correct Answer
basisphenoid - 47.
The forward shift of jaw articulation in mammals caused the formation of the ______________.
Correct Answer
middle ear bones - 48.
Identify structure A.
Correct Answer
coronoid process - 49.
What is structure B?
Correct Answer
diastema
Quiz Review Timeline (Updated): Dec 31, 2012 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Dec 31, 2012Quiz Edited by
ProProfs Editorial Team -
Apr 21, 2009Quiz Created by
Landonbrewer
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