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Questions and Answers
Which germ layer does NOT form the head and neck of the developing embryo?
Which germ layer does NOT form the head and neck of the developing embryo?
- Mesoderm
- Endoderm (correct)
- Ectoderm
- Neural crest
The trigeminal nerve (V) innervates which pharyngeal arch?
The trigeminal nerve (V) innervates which pharyngeal arch?
- 1
- 4
- 2 (correct)
- 3
The pharyngeal arches start forming during which week of development?
The pharyngeal arches start forming during which week of development?
- 2nd (correct)
- 3rd
- 4th
- 1st
Pharyngeal pouches arise from which germ layer?
Pharyngeal pouches arise from which germ layer?
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Which germ layer makes up the internal surface of the pharyngeal arches?
Which germ layer makes up the internal surface of the pharyngeal arches?
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Study Notes
Embryonic Development
- The ectoderm germ layer does not form the head and neck of the developing embryo.
Cranial Nerve Function
- The trigeminal nerve (V) is responsible for innervating the first pharyngeal arch.
Pharyngeal Arch Development
- Pharyngeal arches begin to form during the fourth week of development.
Pharyngeal Pouches
- Pharyngeal pouches arise from the endoderm germ layer.
Pharyngeal Arch Composition
- The endoderm germ layer makes up the internal surface of the pharyngeal arches.
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Description
Test your knowledge of the embryonic development of the head and neck with this quiz. Questions cover topics such as germ layers, pharyngeal arches, and cranial nerves.
