Notes in h. Embryology: Body Plan

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Published	07/28/2024	Mesodermal cells moving nearest to the neural tube form the {{c1::paraxial mesoderm}} which form individual somites
Published	07/28/2024	Mesoderm cells moving down the middle regions between the lateral plate and paraxial mesoderm form the {{c1::intermediate mesoderm}} which forms …
Published	07/28/2024	Mesoderm cells moving closet to the sides form the {{c1::lateral plate}}
Published	07/28/2024	Somites are derived from the {{c1::paraxial}} mesoderm
Published	07/28/2024	The urogenital system is derived from the {{c1::intermediate}} mesoderm
Published	07/28/2024	The muscle, body wall, and heart are formed from the {{c1::visceral (splanchnic)}} subsection of the {{c1::lateral plate}} of the mesoderm
Published	07/28/2024	The {{c1::paraxial}} mesoderm forms balls of cells called a {{c1::somite}} via forming a mesenchyme (loose connective tissue) that then epithelia…
Published	07/28/2024	Somites form closest to the {{c1::cranial side}} first
Published	07/28/2024	Somitogenesis begins with the formation of {{c1::somitomeres (pre-somites)}}
Published	07/28/2024	Somitogenesis begins with the {{c1::8th}} pair of somitomeres
Published	07/28/2024	During somitogenesis, the oldest somites are located most {{c1::anteriorly}}
Published	07/28/2024	{{c1::Somites}} differentiate into dermatome, myotome, and sclerotome
Published	07/28/2024	63a7913d417843aba41df06e66bcf68a-ao-1
Published	07/28/2024	63a7913d417843aba41df06e66bcf68a-ao-2
Published	07/28/2024	63a7913d417843aba41df06e66bcf68a-ao-3
Published	07/28/2024	63a7913d417843aba41df06e66bcf68a-ao-4
Published	07/28/2024	Dermomyotome develops into the {{c1::dermis}} which is the connective tissue underneath the epidermis (outermost layer of the skin)
Published	07/28/2024	Myotome develops into {{c1::muscles}}
Published	07/28/2024	Sclerotome develops into the {{c1::vertebral body and axial skeleton}} and defects in development could cause {{c1::spina bifida}}
Published	07/28/2024	Congenital scoliosis is caused by?
Published	07/28/2024	The lateral plate will develop into what two divisions of the mesoderm?
Published	07/28/2024	The {{c1::somatic}} mesoderm lines the {{c1::body}} wall and {{c1::amnion}}
Published	07/28/2024	The {{c1::splanchnic (visceral) }} mesoderm covers the {{c1::endoderm}}, {{c2::mesentary}}, {{c1::viscera}}, {{c1::heart}}, and lines the {{c1::y…
Published	07/28/2024	{{c1::BMP}} and {{c2::Wnt}} expression patterning specifies cardiac tissue as evidenced by {{c3::NKX-2.5 (Tinman)}}; without these 3 express…
Published	07/28/2024	Cranial folding rotates the cardiogenic area, moving it ventrally and caudally and orients the {{c1::heart tube}} and {{c2::pericardial cavi…
Published	07/28/2024	Lateral folding opposes paired {{c1::heart tube primordia}} and brings {{c2::dorsal aortae}} to the midline to form the {{c3::tubular h…
Published	07/28/2024	Explain how the mouth and anus form.
Published	07/28/2024	Hematopoiesis begins in the {{c1::yolk sac}}
Published	07/28/2024	{{c2::Ectopia cordis}} and {{c2::gastroschisis}} result from the inability for the {{c1::mesoderm}} to properly form the {{c1::body wall}} s…
Published	07/28/2024	What happens in week 4 of development?
Published	07/28/2024	Describe the key factors of somitogenesis
Published	07/28/2024	Sclerotome divides into two parts because of?
Published	07/28/2024	Vertebral anomalies and congenital scoliosis are all associated with the {{c1::segmentation clock}}
Published	07/28/2024	Gut tube stays {{c1::connected}} to yolk sac which is called gut tube herniation
Published	07/28/2024	The heart field at gastrulation is established by expression of {{c1::BMP 2,4}} and {{c1::WNT inhibitors}} which when expressed together cause secreti…
Published	07/28/2024	Patterning of heart tube is set at {{c1::gastrulation}}
Published	07/28/2024	Imperforate anus is caused by persistance of the {{c1::cloacal (mesodermal)}} membrane during formation of mouth and anus cavity so anus is not formed
Published	07/28/2024	hematopoiesis begins in the {{c1::yolk sac}} at about {{c1::3 weeks}}
Published	07/28/2024	What is an overview of the first four weeks of development
Published	07/28/2024	There are {{c1::10-12}} major signaling pathways in development so {{c1::minor}} malformations predict {{c1::major}} malformations
Published	07/28/2024	Teratogen exposure during first two weeks results in {{c1::all or none outcomes}} where the embryo either {{c1::dies}} or {{c1::regulates}} damage and…
Published	07/28/2024	Causes of birth defects
Published	07/28/2024	Phocolemia is {{c1::short limbs}}
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