13-02 ALL EMBRYO I 2018 - Respi Flashcards Preview

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Flashcards in 13-02 ALL EMBRYO I 2018 - Respi Deck (28)
1

This divides foregut into pharyngeal gut of foregut & foregut proper

[embryonic gut]

respiratory diverticulum (aka “lung bud”)

[embryonic junction]

2

This divides foregut & midgut parts/ derivatives

[embryonic gut]

ampulla of Vater

[embryonic junction]

3

This divides midgut & hindgut parts/ derivatives

[embryonic gut]

“watershed area” (proximal 2/3rd’s & distal 3rd of transverse colon

[embryonic junction]

4

This divides midgut into cephalic limb & caudal limb

[embryonic gut]

Yolk stalk of Yolk sac

[embryonic junction]

5

Induces “lung bud” formation

[regulatory functions]

TBX-4

[vascular genes]

6

Up regulates TBX-4

[regulatory functions]

Retinoic Acid

[vascular genes]

7

Master gene for alveoli’s capillary vascular system formation

[regulatory functions]

vegf

[vascular genes]

8

Arborization of primary bronchus to bronchial tree formation (from secondary bronchi to alveoli)

[regulatory functions]

FGF-8; EGF; TGF-b

[vascular genes]

9

1st Pharynheal Arches (P.A.)

maxillae; mandible; incus; malleus

[adult derivatives: bone & cartilage formation (head & neck)]

10

2nd Pharynheal Arches (P.A.)

superior half of Hyoid’s body & lesser horns of Hyoid; styloid process; & stapes

[adult derivatives: bone & cartilage formation (head & neck)]

11

3rd Pharynheal Arches (P.A.)

inferior half of Hyoid’s body & greater horns of Hyoid

[adult derivatives: bone & cartilage formation (head & neck)]

12

4th Pharynheal Arches (P.A.)

Thyroid & Epiglottic cartilages

mnemonic: 4T.E.=FORTE

[adult derivatives: bone & cartilage formation (head & neck)]

13

5th Pharynheal Arches (P.A.)

will degenerate

[adult derivatives: bone & cartilage formation (head & neck)]

14

6th Pharynheal Arches (P.A.)

corniculate; cuneiform; arytenoid; & cricoid cartilages

mnemonic: 6CACC=sex & cock

[adult derivatives: bone & cartilage formation (head & neck)]

15

epithelia of internal linings of larynx, trachea, & bronchial tree

[adult derivative]

Endoderm

[specific germ layers]

16

cartilages; muscular; & connective tissues of tracheobronchial tree

[adult derivative]

SPLANCHNIC Mesoderm of Lateral Plate Mesoderm

[specific germ layers]

17

parietal pleura

[adult derivative]

SOMATIC Mesoderm of Lateral Plate Mesoderm

[specific germ layers]

18

Visceral pleura

[adult derivative]

SPLANCHNIC Mesoderm of Lateral Plate Mesoderm

[specific germ layers]

19

diaphragm

[adult derivative]

3rd to 5th Somites, Paraxial Mesoderm

[specific germ layers]

20

MEMORIZE! Table for Maturation of the Lungs

MEMORIZE! Table for Maturation of the Lungs

21

Swallow amniotic fluid irregularly

[developmental milestones]

10th week AOG

[app. earliest time appreciated during gestation]

22

Micturate fetal urine irregularly

[developmental milestones]

8-11th week AOG

[app. earliest time appreciated during gestation]

23

Swallow & Micturate regularly

[developmental milestones]

20th week AOG

[app. earliest time appreciated during gestation]

24

Irregular respiratory movements

[developmental milestones]

14th-16th week AOG

[app. earliest time appreciated during gestation]

25

Start of pulmonary surfactant production

[developmental milestones]

24th week AOG (end of 6th month AOG)

[app. earliest time appreciated during gestation]

26

Enough production of pulmonary surfactant

[developmental milestones]

34th week AOG

[app. earliest time appreciated during gestation]

27

“Physiologic Aspiration”

[developmental milestones]

G. 2 weeks before birth (for mature fetus)

[app. earliest time appreciated during gestation]

28

most common tracheoesophageal fistula

"C" = 85.8% (refer to illustration)