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Study sets matching "term:nucleus+pulposus = develops from the notochord"

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Study sets matching "term:nucleus+pulposus = develops from the notochord"

25 terms
Notochord
Notochord
Urochordates
Cephalochordates
Structural role of notochord
-main axial skeletal element of early embryo in the chordates…
notochord in tail
notochord reaches the head
"primitive backbone" in tadpole or fish-like larvae, can be u…
Notochord
-main axial skeletal element of early embryo in the chordates…
Urochordates
notochord in tail
71 terms
Osseous tissue bone formation
how many layers in an embryo
diff types of mesoderm
know the importance of the notochord
what happens after mesoderm
3
lateral, paraxial, and intermediate
...
segmentation of mesoderm around notochord and development of…
how many layers in an embryo
3
diff types of mesoderm
lateral, paraxial, and intermediate
13 terms
early development II
gastrulation
other structures formed during gastrul…
notochord process
notochord
1) bi-laminar embryonic disk 2) DAY 15 formation of primitive…
1) allantois: outpouching of yolk sac for gas exchange and st…
1) DAY 17 hollow tube forms at primitive node and elongates c…
provides rigidity, defines site of vertebral column, sections…
gastrulation
1) bi-laminar embryonic disk 2) DAY 15 formation of primitive…
other structures formed during gastrul…
1) allantois: outpouching of yolk sac for gas exchange and st…
52 terms
Embryology of the Vertebral Column, Vertebrae and Intervertebral Discs
Mesenchyme
Mesenchyme derived from the sclerotome…
Vertebral Centrum development
In sclerotomes...
Embryological connective tissue that gives rise to other conn…
Around the notochord... Surrounding the neural tube... In the body…
2 adjacent sclerotomes that surround the notochord fuse... Inter…
Mesenchymal cells are loosely packed cranially and densely pa…
Mesenchyme
Embryological connective tissue that gives rise to other conn…
Mesenchyme derived from the sclerotome…
Around the notochord... Surrounding the neural tube... In the body…
72 terms
Intervertebral Disc/Spinal Cord
Disc functions include
There is no disc between
There is a small disc between
Each disc is composed of
Maintain changeable space between bodies, adds flexibility to…
The occiput and atlas or between atlas and axis
The sacrum and coccyx
Water, cells-primarily fibroblasts and chondrocytes, proteogl…
Disc functions include
Maintain changeable space between bodies, adds flexibility to…
There is no disc between
The occiput and atlas or between atlas and axis
80 terms
COT 6.3 Lecture: Embryology Body Plan
oropharyngeal membrane
oropharyngeal membrane
26, 43
cloacal membrane
membrane located at cranial/cephalic end of developing embryo
temporary boundary between the oral cavity and the foregut fo…
oropharyngeal membrane breaks down by day ____ of development…
membrane located at caudal end of developing embryo
oropharyngeal membrane
membrane located at cranial/cephalic end of developing embryo
oropharyngeal membrane
temporary boundary between the oral cavity and the foregut fo…
12 terms
Neural Development & Regional Specifications Of The Developing Brain (Forebrain, Midbrain, Hindbrain) (First Aid)
The Notochord Induces ______
The Neural Plate Gives Rise To ______
Neural Crest Cells Are Derived From __…
The Notochord Becomes ______
the overlying ectoderm to differentiate into neuroectoderm an…
the neural tube and neural crest cells
neuroectoderm
nucleus pulposus of the intervertebral disc in adults
The Notochord Induces ______
the overlying ectoderm to differentiate into neuroectoderm an…
The Neural Plate Gives Rise To ______
the neural tube and neural crest cells
26 terms
Musculoskeletal Embryology
Musculoskeleton arises from...
By the end of the 3rd week, paraxial m…
Sclerotome
Dermomyotome
mesoderm. includes skeletal muscle, bone, and cartilage
segmented and turns into the somites
differentiated part of the somite. forms vertebrae and ribs
differentiated part of the somite. myotome region forms the m…
Musculoskeleton arises from...
mesoderm. includes skeletal muscle, bone, and cartilage
By the end of the 3rd week, paraxial m…
segmented and turns into the somites
10 terms
Development
Somites are blocks of _______.
The notochord is derived form ______.
What does the notochord eventually bec…
The notochord forms during ______.
mesoderm
mesoderm
the nucleus pulposus of the intervertebral disk
gastrulation
Somites are blocks of _______.
mesoderm
The notochord is derived form ______.
mesoderm
81 terms
neuro lecture 1-embyro
prenatal period has 2 periods
first 8 wks/2 mnths of development
vast majority of congenital abnormalit…
formed in embryonic period to set the…
embryonic... fetal
embryonic period
embryonic period
3 major brain regions... 5 subdivisions... future spinal cord
prenatal period has 2 periods
embryonic... fetal
first 8 wks/2 mnths of development
embryonic period
243 terms
Gross Block 1, Week 2
What is a synonym for ultrasound?
What is the number 1 benefit to the pa…
What type of imaging modality would be…
What kind of questions can ultrasound…
sonography
ZERO radiation
Ultrasound (no radiation)
SPECIFIC clinical questions; need to know them 1st and unders…
What is a synonym for ultrasound?
sonography
What is the number 1 benefit to the pa…
ZERO radiation
23 terms
Development of the Musculoskeletal System
Layers of trilaminar embryo
Notochord
Notochord induces ectoderm to become
Mesoderm forms 3 aggregates
Ectoderm, mesoderm, endoderm
Rod of mesoderm that induces formation of CNS & head; not the…
Neurectoderm (future nervous system)
Paraxial mesoderm, intermediate mesoderm, and lateral plate m…
Layers of trilaminar embryo
Ectoderm, mesoderm, endoderm
Notochord
Rod of mesoderm that induces formation of CNS & head; not the…
113 terms
Gastrulation, Neurulation, Angiogenesis, and CV development
the beginnings of morphogenesis
in gastrulation, there is a developmen…
gastrulation: differentiation into 3 g…
during gastrulation, the embryo is now…
gastrulation
notochord... prechordial plate
trilaminar embryonic disk
gastrula
the beginnings of morphogenesis
gastrulation
in gastrulation, there is a developmen…
notochord... prechordial plate
45 terms
Embryo
Epiblast
Hypoblast
Coelom... B/w epiblast and hypoblast
Lateral
Ectoderm -> somatic mesoderm
Endoderm -> splanchnic mesoderm
Filled by mesoderm -> paraxial, intermediate, lateral mesoder…
Dermatome
Epiblast
Ectoderm -> somatic mesoderm
Hypoblast
Endoderm -> splanchnic mesoderm
96 terms
Week 3 of Development
Gastrulation
What changes are occuring to the bilam…
What develops into the CNS?
What do the 3 germ layers become?
Week 2 going into Week 3... Beginning of Morphogenesis
Appearance of the Primitive Streak... Development of the notocho…
Notochord and Prechordial plate
Trilaminar embryonic disc
Gastrulation
Week 2 going into Week 3... Beginning of Morphogenesis
What changes are occuring to the bilam…
Appearance of the Primitive Streak... Development of the notocho…
28 terms
Embryology
Cytotrophoblast
Syncytiotrophoblast
Epiblast
Hypoblast
Inner layer of outer cell mass with mononuclear cells
Outer layer of outer cell mass without distinct cell boundari…
"Inferior" layer of embryoblast; Everything derives from it;…
"Superior" layer of embryoblast
Cytotrophoblast
Inner layer of outer cell mass with mononuclear cells
Syncytiotrophoblast
Outer layer of outer cell mass without distinct cell boundari…
59 terms
Embryology
head folding ventrally forms
caudal eminence folding ventrally forms
embryo folding in horizontal plane forms
how is umbilical vesicle attached to m…
foregut
hindgut
midgut
omphaloenteric duct (yolk stalk)
head folding ventrally forms
foregut
caudal eminence folding ventrally forms
hindgut
90 terms
Development of CNS
Neurulation
Notochord
Remanant of Notochord
Neural Plate
ectoderm differentiates into CNS
cells that migrated btw ectodermal and endoderm
Nucleus Pulposus
Notochord and TGF-Beta influences ectodermal cell stop thicke…
Neurulation
ectoderm differentiates into CNS
Notochord
cells that migrated btw ectodermal and endoderm
59 terms
Back and Limb Development (Week 4, Lec
how many vertebral segments
somites are from:
somites develop ___ to ___
to form somites ___ cells become ___ c…
33
paraxial mesoderm
cranial to caudal
mesechymal cells becomes epithelial cells
how many vertebral segments
33
somites are from:
paraxial mesoderm
898 terms
MSK Week 1-2
Somites
Somitomeres
Sclerotome
Dermomyotome
Derived from paraxial mesoderm. Lateral plate mesoderm on the…
Loosely packed somitomeres from paraxial mesoderm. then turn…
Somites split into sclerotome around the neural tube and noto…
From the somite and forms the dermis and myotome or muscle. s…
Somites
Derived from paraxial mesoderm. Lateral plate mesoderm on the…
Somitomeres
Loosely packed somitomeres from paraxial mesoderm. then turn…
97 terms
A&P IV Ch. 29: Development and Inheritance
Fertilization
Embryonic period
To fertilize an egg, what must happen?
What allow the sperm to penetrate the…
Merging of genetic information from sperm and secondary oocyte.
Extends from fertilization through the eighth week of develop…
Sperm must penetrate the corona radiata (granulosa cells) and…
The enzymes of the sperm's acrosome, along with tail movement.
Fertilization
Merging of genetic information from sperm and secondary oocyte.
Embryonic period
Extends from fertilization through the eighth week of develop…
47 terms
E3 - Spinal Cord and Vertebral Column
Neural tube of neuroectoderm (SUMMARY)
Neural crest of neuroectoderm (SUMMARY)
Paraxial mesoderm (SUMMARY)
Intraembryonic mesoderm of notochord (…
Derivatives of this germ layer are:... - brain... - spinal cord
Derivatives of this germ layer are:... - spinal and cranial nerv…
Derivatives of this germ layer are:... - axial musculature and a…
Derivatives of this germ layer are:... - Nucleus pulposus
Neural tube of neuroectoderm (SUMMARY)
Derivatives of this germ layer are:... - brain... - spinal cord
Neural crest of neuroectoderm (SUMMARY)
Derivatives of this germ layer are:... - spinal and cranial nerv…
17 terms
basic embryology - week 3
Gastrulation
Primitive streak
Ectoderm
Mesoderm
Gastrulation
Primitive streak
66 terms
development of the musculoskeletal system (embryology)
somites... intermediate mesoderm... lateral…
lateral plate mesoderm... somatic (patiet…
somatic (parietal) mesoderm
splanchnic (visceral) mesoderm
the mesoderm will divide mediolaterally into what?
on either side of the intermediate mesoderm lies the dorsal .…
what is this?
what is this?
somites... intermediate mesoderm... lateral…
the mesoderm will divide mediolaterally into what?
lateral plate mesoderm... somatic (patiet…
on either side of the intermediate mesoderm lies the dorsal .…
22 terms
Notochord Development and Neurulation
what is the formation of the neural tu…
what develops into the nervous system
the formation of the neural tube begin…
where is the notochord derived from
neurulation
neural tube
notochord
mesoderm
what is the formation of the neural tu…
neurulation
what develops into the nervous system
neural tube
50 terms
MBB RAKESH
Hirschsprung disease
surface ectoderm
Neural Tube
Neural Crest
the neural crest fails to give formations of nerve plexus for…
anterior pituitary,lens, cornea
Posterior Pituitary,retina,optic nerve,brain and spinal cord
Adrenal Medulla (Chromaffin cells)... autonomic and Sensory Nerves
Hirschsprung disease
the neural crest fails to give formations of nerve plexus for…
surface ectoderm
anterior pituitary,lens, cornea
10 terms
HBIO 301 - Vertebrae
Somites
Nucleus pulposus
Myotomes
Sclerotome
create sclerotome tissues that give rise to the ribs and the…
where the remnants of the notochord are
muscular segments between ribs and attaching to vertebrae
parts of the somite that the vertebrae develop from
Somites
create sclerotome tissues that give rise to the ribs and the…
Nucleus pulposus
where the remnants of the notochord are
38 terms
4.2 Embryogenesis Weeks 3+4
trilaminar embryonic disc
primitive streak
primitive streak
out
bilaminar embryonic disc is converted into a:
a thick, linear band of epiblast cells
• located in median plane of dorsal embryonic disc... • appears…
cells migrate ___ of primitive streak
trilaminar embryonic disc
bilaminar embryonic disc is converted into a:
primitive streak
a thick, linear band of epiblast cells
15 terms
(9/20) Gastrulation and Primary Germ Layers
Mechanism of gastrulation
Ectoderm derivatives
Endoderm derivatives
Diverticula
Change in cell shape, rearrangement, change in nearest neighb…
CNS, neural crest derivatives, and integument
Epithelial lining of gut tube and diverticula only
Abnormal side pockets in a hollow organ, such as the intestine:
Mechanism of gastrulation
Change in cell shape, rearrangement, change in nearest neighb…
Ectoderm derivatives
CNS, neural crest derivatives, and integument
80 terms
Embryology Nervous System
brain
spinal cord
3-16 (but sensitive until and even aft…
ectoderm (neuroectoderm)
what the top part of the neural tube develops into
what the bottom part of the neural tube develops into
sensitivity period for the CNS, weeks:
what the brain and spinal cord develop from
brain
what the top part of the neural tube develops into
spinal cord
what the bottom part of the neural tube develops into
44 terms
chapter 8
centrum
vertebral arch
hemal arch/chevron bones
transverse process
occupies position occupied by the notochord during development
designed to protect the spinal cord
houses the caudal artery
articulate with the ribs and serve for muscle and ligament at…
centrum
occupies position occupied by the notochord during development
vertebral arch
designed to protect the spinal cord
128 terms
Chordates (except Mammals)
Taxonomy
systematics (or systemization)
Taxa
the seven ranks of taxon in order
identifying, grouping, and naming organisms according to thei…
taxonomy and the study of the evolutionary processes that giv…
major animal groups at each level in the hierarchy
kingdom, phylum class, order, family, genus, species
Taxonomy
identifying, grouping, and naming organisms according to thei…
systematics (or systemization)
taxonomy and the study of the evolutionary processes that giv…
1,128 terms
Med 2 Block 1
epiblast
ectoderm
ectoderm (neural tube)
ectoderm
ectoderm, mesoderm, and endoderm are derived from this primit…
epidermis, hair, nails, skin glands are all derived from this…
brain and spinal cord are derived from this germ layer
neural crest is derived from this germ layer
epiblast
ectoderm, mesoderm, and endoderm are derived from this primit…
ectoderm
epidermis, hair, nails, skin glands are all derived from this…
762 terms
Med 2 Block 1
epiblast
ectoderm
ectoderm (neural tube)
ectoderm
ectoderm, mesoderm, and endoderm are derived from this primit…
epidermis, hair, nails, skin glands are all derived from this…
brain and spinal cord are derived from this germ layer
neural crest is derived from this germ layer
epiblast
ectoderm, mesoderm, and endoderm are derived from this primit…
ectoderm
epidermis, hair, nails, skin glands are all derived from this…
55 terms
2.14 Axial Skeleton: Components
Notochord
Basic Structure
Dorsal Arches
Ventral arches
- core make up of fluid-filled cells... - with outer sheaths for…
- body (centrum) from which different processes project to fo…
- protect spinal cord proper (neural arch) and spinal nerves…
- protect axial blood vessels (Hemal arch) and their branches…
Notochord
- core make up of fluid-filled cells... - with outer sheaths for…
Basic Structure
- body (centrum) from which different processes project to fo…
30 terms
Embryology: Gastrulation & Neurulation: Week 03
bilaminar disk... Week three of developme…
gastrula... day 21
primitive streak... day 21
notochord... day 21
what fetal landmark has developed within week 2 of fertilizat…
The process by which a blastula develops into a gastrula with…
A groove on the surface of an early avian embryo along the fu…
A rod of tough, flexible material that runs the length of a c…
bilaminar disk... Week three of developme…
what fetal landmark has developed within week 2 of fertilizat…
gastrula... day 21
The process by which a blastula develops into a gastrula with…
78 terms
Embryology 5
gastrulation
epiblast, hypoblast
morphogenesis
ectoderm, endoderm and mesoderm)
the process by which the bilaminar disc is now converted into…
what are the two layers of the bilaminar disc?
development of the form and structure of various organs and p…
three germ layers
gastrulation
the process by which the bilaminar disc is now converted into…
epiblast, hypoblast
what are the two layers of the bilaminar disc?
20 terms
Comparative- Chapter 2
protostomes
deuterostomes
protostomes development
deuterostomes development
molluscs, annelids, arthropods
echinoderms, hemichordates, cordates
blastopore (mouth), spiral cleavage, schizocoelic coelom, ect…
blastopore (anus), radial cleavage, enterocoelic coelom, meso…
protostomes
molluscs, annelids, arthropods
deuterostomes
echinoderms, hemichordates, cordates
30 terms
FA - Neuro Embryo
What induces the overlying ectoderm to…
What gives rise to neural tube and neu…
What does the notochord become in adul…
What comes from the alar plate?
the notochord
the neural plate
the nucleus pulposus of intervertebral discs
sensory stuff
What induces the overlying ectoderm to…
the notochord
What gives rise to neural tube and neu…
the neural plate
31 terms
Embryology Highlights
___ induces neural plate to form
___ becomes the CNS (S.C.)
___ develops into most of PNS & ANS
Rostral neuropore closes ___
notochord
neural tube
neural crest
~25th day
___ induces neural plate to form
notochord
___ becomes the CNS (S.C.)
neural tube
30 terms
Notochord Dev. and Body Axis
what is the tube-like structure that s…
if the notochord doesn't degenerate wh…
cells invaginate from the __________ a…
the epiblast cell fate is determined b…
notochord
the nucleus populous of the intervertebral discs
epiblast
migration and destination
what is the tube-like structure that s…
notochord
if the notochord doesn't degenerate wh…
the nucleus populous of the intervertebral discs
21 terms
Typical Body Segment
Elements of the the TBS
Three divisions of mesoderm
somites develop from what division of…
somites are formed in what pattern
1. Spinal cord/vertebral column... 2. columns of epaxial and hyp…
1. lateral plate... 2. intermediate... 3. paraxial columns
paraxial column
1. clock and wave ... 2. Timing signal - rostral-caudal gradient…
Elements of the the TBS
1. Spinal cord/vertebral column... 2. columns of epaxial and hyp…
Three divisions of mesoderm
1. lateral plate... 2. intermediate... 3. paraxial columns
29 terms
Skeletal and Muscular Systems Development
skeleton germ layer root
face and skull germ layer root
mesenchyme
vertebrae and ribs root
parietal and lateral plate mesoderm, somitomeres in head regi…
neural crest cells
embryonic connective tissue (from sclerotome cells), condense…
sclerotome (part of mesoderm)
skeleton germ layer root
parietal and lateral plate mesoderm, somitomeres in head regi…
face and skull germ layer root
neural crest cells
44 terms
L12, Musculoskeletal system, 22.11.2016
2 Major Skelton parts
Axial Skeleton
Vertebral column in humans... number and…
cervical (neck) vertebrae
The axial skeleton (vertebrae, sternum and ribs + skull)... The…
Protection of CNS (spinal cord and brain) and viscera (Eingew…
7 cervical (neck) vertebrae... 12 thoracic vertebrae... 5 lumbar ve…
7 cervical (neck) vertebrae... Small, no free ribs, low weight b…
2 Major Skelton parts
The axial skeleton (vertebrae, sternum and ribs + skull)... The…
Axial Skeleton
Protection of CNS (spinal cord and brain) and viscera (Eingew…
56 terms
Skeletal, Muscular, and Integumentary system development
Paraxial mesoderm
Intermediate mesoderm
Lateral mesoderm
Epiblast
develops on either side of notochord; develops into: striated…
gives rise to the urogenital system (gonads, ducts, accessory…
develops into: connective tissue, muscles of viscera, serous…
all germ layers are derivatives of epiblast; epiblast forms s…
Paraxial mesoderm
develops on either side of notochord; develops into: striated…
Intermediate mesoderm
gives rise to the urogenital system (gonads, ducts, accessory…
Development of Lower Limb Practice
Somites: 2 forms of Mesoderm relevant…
What do paraxial somites do?
Dermatomes become
Sclerotomes become
paraxial and lateral plate
Dermatomes
skin
connective tissue and bone
Somites: 2 forms of Mesoderm relevant…
paraxial and lateral plate
What do paraxial somites do?
Dermatomes
57 terms
Week 12-Musculoskeletal Development
3 types of mesoderm
what happens to paraxial mesoderm
sclerotome
dermomyotome
paraxial, intermediate, lateral plate mesoderm
turns into somites (snowballs)
part of the paraxial mesoderm that differentiates into verteb…
part of the paraxial mesoderm that differentiates into skin a…
3 types of mesoderm
paraxial, intermediate, lateral plate mesoderm
what happens to paraxial mesoderm
turns into somites (snowballs)
30 terms
Gastrulation
Primitive streak
sacrococcygeal teratomas
Mesenchyme
ectoderm, mesoderm, endoderm
After about 15 days, a thickened, longitudinal band of epibla…
abnormal remnants of the primitive streak may form
tissue consisting of amoeboid and actively phagocytic cells t…
three germ layers of the gastrula are
Primitive streak
After about 15 days, a thickened, longitudinal band of epibla…
sacrococcygeal teratomas
abnormal remnants of the primitive streak may form
212 terms
CVA Chapter 1, 5 and 6 plus some histology
Notochord
Dorsal Hollow Nerve Cord
Endostyle
Urochordata
a rigid cartilaginous rod defining the longitudinal axis in t…
spinal cord and brain
a glandular groove in the floor of the pharynx
the tunicates and sea squirts
Notochord
a rigid cartilaginous rod defining the longitudinal axis in t…
Dorsal Hollow Nerve Cord
spinal cord and brain
34 terms
Human Anatomy: Orientation and Embryology
serous membrane characteristics
Serous cavities and membranes
embryonic period
fetal period
parietal (in contact with body wall) layer... visceral (in conta…
pleural cavity (surrounds lungs)... pericardium (surrounds heart…
one to eight weeks
remaining weeks (approximately 30)
serous membrane characteristics
parietal (in contact with body wall) layer... visceral (in conta…
Serous cavities and membranes
pleural cavity (surrounds lungs)... pericardium (surrounds heart…
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