Neural Crest PNS & ANS(Cranial, spinal, autonomic ganglia) The rest is neural crest . Neuralation of the neural
Formation plate and neural tube(22-23 days)region of the fourth to
sixth pairs of somite Two third craniallyfuture brain One third caudally spinal cord Fusion of the neural folds neural canalrostral neuropore (cranial)&caudal
neuropore( 1. Ektoderm 2. Neural tube bagian dorsal 3. Neural tube 4. Neural tube bagian ventral
5. Notochord Gen-gen yang berperan dalam perkembangan neural tube A Sensory Neuron B Viscero sensory neuron/motoric
C Motoric neuron Gen PAX3/7 berperan dalam perkembangan Alar plate Gen PAX 6 berperan dalam perkembangan basal plate Defisit dari gen ini menyebabkan Syndrome
de Waardenburg Development of The Spinal Cord Development of The Spinal Cord
3 concentric zones: Ependymal/ ventricularlayer (internal) nucleated , mitotic cells Mantle/intermediate layer (middle) the cell bodies of neuron and neuroglial cells marginal layer (outer) fibrous mass, processes of nerve cells. -
Development of the Spinal Ganglia Neural crest cellsSpinal ganglia process(dendrit)pass the spinal n. to sensory Peripheral endings Central processdorsal roots of spinal nerve
Myelination of nerve fiber oligodendrocyte Development of spinal meningens Positional changes of the spinal cord: The vertebral column and duramater grow more rapidly than the spinal cordpositional spinal cord does not persist
New born(terminate L2/L3)& Adult (inferior L1) Congenital anomalies of spinal cord
Development of The Brain 1 Telencephalon 2 Diencephalon 3 Mesencephalon 4 Cerebellum 5 pons 4+5 Metencephalon
6 Myelencephalon(medulla oblongata) 7 Spinal cord I Prosencephalon II Mesencephalon III Rhombencephalon A Cerebral trunk
Development of brain Fusion of the neural folds in the cranial region & closure of the rostral neuropore form 3 primary brain vesicles Primitive brain straight three point of expansion:Forebrain,Midbrain&Hindbrain fore brain (prosencephalon) mid brain (mesencephalon) hind brain (rhombencephalon).
Fourth week :embryonic brain grows rapidly and bends ventrally with the head fold Flexure : cephalic/mid brain, cervical, pontine MYELENCEPHALON
-Most caudal part called medulla oblongata - neuroblast(alar plate) marginal zone gracili nuclei medially& cuneate nuclei laterally -Continued into spinal cord. -Vascular mesenchymechoiroid plexure . - Neuroblast(basal plate)medial tp lateral: general somatic efferent(hypoglosal
nerve), special visceral efferent(innv. Muscle from pharyngeal arches), general visceral afferent(vagus & glossopharyngeal nerve) - Neuroblast(alar plate)1. general visceral afferent(impulses from the viscera) 2. special visceral afferent(taste fibers)3.general somatic aff. (Impulses from the surface of the head) 4. special somatic aff(impulses from the ear) METENCEPHALON -From isthmus to pontine flexure.
-Dorsal: cerebellum -Ventral: pons MESENCEPHALON -Least modified -Overshadowed by fore and hind brains
(10 PRT members, 25 QA inspectors, and 5 supporting area engineers). Estimate $150K for contractor mobilization. Approximately 225,000 CY will be removed and disposed of in a 30-day period. Costs could vary significantly based on haul distance to disposal site.
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iRECIST vs RECIST 1.1: Changes New lesions (NL) are assessed using RECIST 1.1 principles. Up to 5 (2 per site) measured (NL-T) are included in iSOM . Not included in SOM of target lesions identified at baseline
TCO Tool / A Quick GuidePre-word 2. TCO tool is an universal easy-to-use tool for . Determining the transformer loss capitalization values ("A" and "B" factors) Comparing transformers with different first cost and loss values from the following aspects. Total...
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The body of the speech is between the beginning and the end. The body is the biggest part of the speech. Organizers are connecting concepts or themes, such as characters, place, size or time. Organizers provide structure to connect your...
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