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Questions and Answers
From which embryonic tissue does ectomesenchyme, responsible for bone and fascia formation, originate?
From which embryonic tissue does ectomesenchyme, responsible for bone and fascia formation, originate?
- Neural crest (correct)
- Ectoderm
- Endoderm
- Mesoderm
Which pharyngeal arch gives rise to the hyoid bones and muscles of the face?
Which pharyngeal arch gives rise to the hyoid bones and muscles of the face?
- Third pharyngeal arch
- First pharyngeal arch
- Second pharyngeal arch (correct)
- Fourth pharyngeal arch
How many cranial nerves innervate each pharyngeal arch?
How many cranial nerves innervate each pharyngeal arch?
- Two
- Three
- Four
- One (correct)
What do the pharyngeal pouches develop into?
What do the pharyngeal pouches develop into?
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What is the caudal extension of the genital fold that runs along the body wall and into the inguinal region called?
What is the caudal extension of the genital fold that runs along the body wall and into the inguinal region called?
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In females, what does the inguinal fold become?
In females, what does the inguinal fold become?
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What becomes the male genital ligament known as mesoductus deferens?
What becomes the male genital ligament known as mesoductus deferens?
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Which veins give rise to the portal vein?
Which veins give rise to the portal vein?
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From which vein does the azygos vein develop?
From which vein does the azygos vein develop?
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What forms a shunt known as the ductus venosus within the liver?
What forms a shunt known as the ductus venosus within the liver?
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Which veins supply the embryonic kidneys and gonads located in the intermediate mesoderm?
Which veins supply the embryonic kidneys and gonads located in the intermediate mesoderm?
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