Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
32 Cards in this Set
- Front
- Back
|
what is the midline invagination of the gut?
|
Respiratory diverticulum
|
|
|
Respiratory diverticulum expands into _____
|
splanchic mesoderm
|
|
|
What is a fistual?
|
A hole where there is abnormal junctions between epithelium
|
|
|
Common sign of TEF in infants
|
Undigested milk soon after feeding
|
|
|
What does TEF cause inflammation of the trachea and lungs?
|
Gastric reflux into respiratory system
|
|
|
Respitory diverticulum causes _________ differentiation
|
region-specific splanchic mesodermal
|
|
|
Splanchic mesoderm causes region-specific _______ differentiation
|
branching and epithelial diffferentiation
|
|
|
Lung buds branch into the
|
intraembryonic coelem
|
|
|
Lung buds carry ___ with them
|
splanchic mesoderm
|
|
|
Lung buds lead to the creation of _____ cavities
|
thoracic
|
|
|
___Leura cover surface of developing lungs
|
visecral pluera
|
|
|
____pleura covers thoracic wall
|
parietal
|
|
|
Respiratory diverticulum is a bud from the _____
|
foregut
|
|
|
First phase of develkopment is the ___period
|
pseudoglandular
|
|
|
The pseudoglandular period covers from ___ week
|
5-16
|
|
|
Structures formed during postglandular perigod
|
up to TB, no RBm A or BV
|
|
|
Canalicular period is ____ weeks
|
16-26
|
|
|
What forms duing canailucar period?
|
TB from RB and AD; blood vessels distant inefficient as exchange
|
|
|
When does the terminal sac period occur
|
26-40 weeks
|
|
|
What is formed during the terminal sac periuod/
|
Type II cells, AD, AS, BV close
|
|
|
When is the alveolar period?
|
32 weeks to childhppd?
|
|
|
What is formed during alveolar peiord?
|
A present, manyType II cellsm Blood vessels protride into A
|
|
|
The most common caupse of death in premature infants is
|
Respiratory Ditress syndrome I
|
|
|
Respitaory Ditrsess syndrom is caused by the
|
functional immaturoity of lungs
|
|
|
Respitaory distress syndome occurs prior to _____ weeks
|
28
|
|
|
RDS occurs before ____ differentiatein
|
Type II cells
|
|
|
RDS is also called _____
|
hyaline membrane disease
|
|
|
What is the symptology in a kid with RS?
|
Poorly oxeganted blood, bluish color, high heartnbeat, high pCo2 low pO2, tachycardia, grunting, clavicular depression, dense longs on chest xray
|
|
|
___ is the main phospholipid in surfactin
|
Lecithin
|
|
|
Leicthin values increase at ___ _weeks when type II cells begin to secrete surfactin
|
28
|
|
|
How can you prvent RDS?
|
bedrest (prevents premature delivery) and glucocorticoids (accelerates rate of differentiation of Type II cells);
|
|
|
How do you treat RDS
|
Provide artificial surfactant in aerosol; supply extra O2
|
