Template:BGDA Practical 6 - Week 4 Interactive: Difference between revisions
From Embryology
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- lateral to medial: extraembryonic - lateral plate - intermediate - paraxial | - lateral to medial: extraembryonic - lateral plate - intermediate - paraxial | ||
|| The {{extra-embryonic mesoderm}} is outside the embryonic disc. | |||
- lateral to medial: lateral plate - paraxial - intermediate - axial | - lateral to medial: lateral plate - paraxial - intermediate - axial | ||
|| Intermediate mesoderm is outside the paraxial layer. | |||
+ medial to lateral: notochord - somites - intermediate - lateral plate | + medial to lateral: notochord - somites - intermediate - lateral plate | ||
|| | || Correct. Note - how I always mispronounce "paraxial" as "para-axial", it's a bad habit of mine, the correct pronunciation is "par" then "axial". | ||
- medial to lateral: paraxial - axial - intermediate - cardiac | - medial to lateral: paraxial - axial - intermediate - cardiac | ||
|| Cardiogenic mesoderm is a region of prechordal splanchnic mesoderm. | |||
{Somites form regularly at the level of the body in the direction | {Somites form regularly at the level of the body in the direction | ||
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||In the direction from head (rostro) toward tail (caudal). This direction of development is seen in many other structures such as: neural tube neuropore closure (cranial then caudal); intermediate mesoderm (early kidney formation) and limb development (upper then lower limb). | ||In the direction from head (rostro) toward tail (caudal). This direction of development is seen in many other structures such as: neural tube neuropore closure (cranial then caudal); intermediate mesoderm (early kidney formation) and limb development (upper then lower limb). | ||
- caudorostrally | - caudorostrally | ||
||Incorrect. The direction from head (rostro) toward tail (caudal) is correct. This direction of development is seen in many other structures such as: neural tube neuropore closure (cranial then caudal); intermediate mesoderm (early kidney formation) and limb development (upper then lower limb). | |||
{Select the correct options below for the structures formed by sclerotome: | {Select the correct options below for the structures formed by sclerotome: | ||
|type="[]"} | |type="[]"} | ||
+ vertebra | + vertebra | ||
||Only the vertebral column structures intervertebral disc and vertebra are formed from {{sclerotome}}. | ||Only the vertebral column structures intervertebral disc and {{vertebra}} are formed from {{sclerotome}}. | ||
- dermis | - dermis | ||
|| Dermis and skeletal muscle form from the dermomyotome, dividing into the dermatome (dermis) and myotome (skeletal muscle). | |||
- limb bud cartilage | - limb bud cartilage | ||
+ intervertebral disc | + intervertebral disc | ||
||Only the vertebral column structures intervertebral disc and vertebra are formed from {{sclerotome}}. | ||Only the vertebral column structures intervertebral disc and {{vertebra}} are formed from {{sclerotome}}. | ||
- skeletal muscle | - skeletal muscle | ||
Dermis and skeletal muscle form from the dermomyotome, dividing into the dermatome (dermis) and myotome (skeletal muscle). | || Dermis and skeletal muscle form from the dermomyotome, dividing into the dermatome (dermis) and myotome (skeletal muscle). | ||
{Much of the intra-embryonic coelom (body cavity) is lined by the: | {Much of the intra-embryonic coelom (body cavity) is lined by the: | ||
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- endoderm | - endoderm | ||
+ lateral plate mesoderm | + lateral plate mesoderm | ||
||Much of the intra-embryonic coelom (body cavity) is lined by the lateral plate mesoderm. This cavity divides the lateral plate into the somatic and splanchnic mesoderm. | ||Much of the {{intra-embryonic coelom}} (body cavity) is lined by the lateral plate mesoderm. This cavity divides the lateral plate into the somatic and splanchnic mesoderm. | ||
{Select the correct options below for maternal dietary components directly important for neural development | {Select the correct options below for maternal dietary components directly important for neural development | ||
