Growth and development- pediatric
dentistry
A growth - ✅✅-What is an increase, expansion, or extension of any given
tissue?
Development - ✅✅-What is the progressive evolution of a tissue?
Ovum, Embryo, and Fetus - ✅✅-3 stages of gestation
10-14 days - ✅✅-What time frame is the ovum?
2-8 weeks - ✅✅-What is the time frame of the embryo?
8 weeks- 40 weeks - ✅✅-What is the time frame of the fetus?
Cell differentiation, All major organs formed - ✅✅-What major events
happen in embryo stage?
Maturation of newly formed organs - ✅✅-What major events happen in
fetal stage?
50%, 200% - ✅✅ -____% increase in length and almost a ____%
increase in weight during the first year of life
1) Arches- 1,2,3,4,6
2) Grooves
✅✅-4 parts of brachial apparatus
3) Pouches
4) Membranes -
somatomeric mesoderm (arteries and muscles)
✅✅
Neural crest cells (bone and connective tissue)
Cranial nerve for each arch - -Major parts of brachial apparatus
Ectoderm - ✅✅-Do grooves have invaginations of endoderm, mesoderm,
or ectoderm?
Endoderm that lines the foregut - ✅✅-Do pouches have invaginations of
endoderm, mesoderm, or ectoderm?
All of the above + neural crest cells - ✅✅-Do membranes have
, stomodeum - ✅✅-What is the term for a primitive mouth?
Skeletal component
muscular component
✅✅-Each brachial arch gives rise to?
Nervous component
Vascular component -
trigeminal V2, V3 - ✅✅-What nerve is associated with the first brachial
arch?
Maxillary artery - ✅✅-What artery is associated with the first brachial
arch?
Meckel's cartilage - ✅✅-What cartilage is associated with the first
brachial arch?
✅✅-What abnormalities are associated with
Treacher collins syndrome
Pierre Robin Symdrome -
the first brachial arch?
✅✅
Maxilla, mandible, malleus, incas, zygomatic bone, temporal bone, palatine
bone, vomer - -What skeletal components are associated with the first
brachial arch?
sphenomandibular ligament - ✅✅-What ligament is associated with the
first brachial arch?
✅✅
temporalis, masseter, medial pterygoid, lateral pterygoid, mylohyoid, tensor
tympanii, tensor veli palatinii, ant belly of digastric - -What muscles
are associated with the first brachial arch?
Neural crest fail to migrate into arch 1
✅✅
Underdeveloped zygoma, mandibular hypoplasia, lower eyelid colobomas,
malformed/ absent ears, deafness - -What symptoms are associate
with treacher collins syndrome?
✅✅
Micrognathia, tongue falls into the back of the throat, can include clefting of
the palate - -What symptoms are associate with Pierre Robin
syndrome?
dentistry
A growth - ✅✅-What is an increase, expansion, or extension of any given
tissue?
Development - ✅✅-What is the progressive evolution of a tissue?
Ovum, Embryo, and Fetus - ✅✅-3 stages of gestation
10-14 days - ✅✅-What time frame is the ovum?
2-8 weeks - ✅✅-What is the time frame of the embryo?
8 weeks- 40 weeks - ✅✅-What is the time frame of the fetus?
Cell differentiation, All major organs formed - ✅✅-What major events
happen in embryo stage?
Maturation of newly formed organs - ✅✅-What major events happen in
fetal stage?
50%, 200% - ✅✅ -____% increase in length and almost a ____%
increase in weight during the first year of life
1) Arches- 1,2,3,4,6
2) Grooves
✅✅-4 parts of brachial apparatus
3) Pouches
4) Membranes -
somatomeric mesoderm (arteries and muscles)
✅✅
Neural crest cells (bone and connective tissue)
Cranial nerve for each arch - -Major parts of brachial apparatus
Ectoderm - ✅✅-Do grooves have invaginations of endoderm, mesoderm,
or ectoderm?
Endoderm that lines the foregut - ✅✅-Do pouches have invaginations of
endoderm, mesoderm, or ectoderm?
All of the above + neural crest cells - ✅✅-Do membranes have
, stomodeum - ✅✅-What is the term for a primitive mouth?
Skeletal component
muscular component
✅✅-Each brachial arch gives rise to?
Nervous component
Vascular component -
trigeminal V2, V3 - ✅✅-What nerve is associated with the first brachial
arch?
Maxillary artery - ✅✅-What artery is associated with the first brachial
arch?
Meckel's cartilage - ✅✅-What cartilage is associated with the first
brachial arch?
✅✅-What abnormalities are associated with
Treacher collins syndrome
Pierre Robin Symdrome -
the first brachial arch?
✅✅
Maxilla, mandible, malleus, incas, zygomatic bone, temporal bone, palatine
bone, vomer - -What skeletal components are associated with the first
brachial arch?
sphenomandibular ligament - ✅✅-What ligament is associated with the
first brachial arch?
✅✅
temporalis, masseter, medial pterygoid, lateral pterygoid, mylohyoid, tensor
tympanii, tensor veli palatinii, ant belly of digastric - -What muscles
are associated with the first brachial arch?
Neural crest fail to migrate into arch 1
✅✅
Underdeveloped zygoma, mandibular hypoplasia, lower eyelid colobomas,
malformed/ absent ears, deafness - -What symptoms are associate
with treacher collins syndrome?
✅✅
Micrognathia, tongue falls into the back of the throat, can include clefting of
the palate - -What symptoms are associate with Pierre Robin
syndrome?
