Podcast
Questions and Answers
What is the anatomical structure that forms in the pharyngeal wall as a result of proliferating lateral plate mesoderm and reinforcement by migrating neural crest cells?
What is the anatomical structure that forms in the pharyngeal wall as a result of proliferating lateral plate mesoderm and reinforcement by migrating neural crest cells?
Branchial arches
What separates the branchial arches externally?
What separates the branchial arches externally?
Branchial grooves
What are the corresponding small depressions on the inner aspect of the pharyngeal wall called?
What are the corresponding small depressions on the inner aspect of the pharyngeal wall called?
Pharyngeal pouches
What covers the inner aspect of every branchial arch?
What covers the inner aspect of every branchial arch?
What type of mesenchyme condenses to form a bar of cartilage in the branchial arches?
What type of mesenchyme condenses to form a bar of cartilage in the branchial arches?
What is the cartilage of the first arch called?
What is the cartilage of the first arch called?
Which nerve supplies the muscles of the first arch?
Which nerve supplies the muscles of the first arch?
What are the three branches of the trigeminal nerve that provide sensory supply to the skin of the face?
What are the three branches of the trigeminal nerve that provide sensory supply to the skin of the face?
Which nerve innervates the muscles derived from the cartilage of the second arch?
Which nerve innervates the muscles derived from the cartilage of the second arch?
What structures are formed by the cartilage of the third pharyngeal arch?
What structures are formed by the cartilage of the third pharyngeal arch?
Which nerve innervates the stylopharyngeus muscles?
Which nerve innervates the stylopharyngeus muscles?
Which nerve supplies the muscles of the fourth arch?
Which nerve supplies the muscles of the fourth arch?
What nerve innervates the intrinsic muscles of the larynx?
What nerve innervates the intrinsic muscles of the larynx?
Which pharyngeal pouches develop as evaginations from the lateral walls lining the pharynx?
Which pharyngeal pouches develop as evaginations from the lateral walls lining the pharynx?
What structures are derived from the first pharyngeal pouches?
What structures are derived from the first pharyngeal pouches?
What tissue is derived from the lining of the second pharyngeal pouches?
What tissue is derived from the lining of the second pharyngeal pouches?
Which glands appear to be derived from the lining of the third and fourth pharyngeal pouches?
Which glands appear to be derived from the lining of the third and fourth pharyngeal pouches?
What nerve innervates the muscles and skeleton derived from Pharyngeal Arch 1?
What nerve innervates the muscles and skeleton derived from Pharyngeal Arch 1?
What are the two components that form the upper lip?
What are the two components that form the upper lip?
How is the lower lip formed?
How is the lower lip formed?
What structures are formed by the merging of the two medial nasal processes?
What structures are formed by the merging of the two medial nasal processes?
When does the formation of the secondary palate commence and complete?
When does the formation of the secondary palate commence and complete?
What are the three outgrowths that appear in the oral cavity during development?
What are the three outgrowths that appear in the oral cavity during development?
What is the relationship between Meckel’s cartilage and the developing mandible in human beings?
What is the relationship between Meckel’s cartilage and the developing mandible in human beings?
What are the two branches into which the mandibular nerve divides at this point?
What are the two branches into which the mandibular nerve divides at this point?
During which week of development does intramembranous ossification begin in the condensation lateral to the cartilage?
During which week of development does intramembranous ossification begin in the condensation lateral to the cartilage?
What are the three secondary cartilages involved in the further growth of the mandible until birth?
What are the three secondary cartilages involved in the further growth of the mandible until birth?
What is the primary method by which the rudimentary mandible is formed until 10 weeks of development?
What is the primary method by which the rudimentary mandible is formed until 10 weeks of development?
Where does the maxilla form a center of ossification during development?
Where does the maxilla form a center of ossification during development?
What are the names of the two branches that the inferior alveolar nerve further divides into anteriorly?
What are the names of the two branches that the inferior alveolar nerve further divides into anteriorly?
