MCN lecture: Highlights of fetal milestones Flashcards
1
Q
4 weeks (4 answers)
A
- Brain develops
- Eyes, ears, nose present
- C-shaped embryo
- Heart starts beating (at 21st day)
2
Q
8 weeks (3 answers)
A
- Germ layer structures of organs complete
- Arms, legs, intestines present
- Gestational sac seen on ultrasound
3
Q
12 weeks (4 answers)
A
- FHT heard on Doppler
- Buds of teeth and bones develop
- Placental circulation
- Kidneys function
4
Q
16 weeks (3 answers)
A
- FHT heard via fetoscope
- Fetal urine produced
- Lanugo present
5
Q
When does lanugo disappear?
A
Around 8 months of gestation
6
Q
20 weeks (3 answers)
A
- FHT heard via stethoscope (bell)
- Quickening
- Vernix caseosa present
7
Q
When does vernix caseosa disappear?
A
Around 9 months of gestation, sometimes still present at term babies around the head
8
Q
24 weeks (3 answers)
A
- Proximal lung structures develop
- Primitive reflexes present
- Development of sensory receptors
9
Q
a. Lung structures develop starting from which structure?
b. Which lung structure develops last?
A
a. Bronchial tree
b. Alveoli
10
Q
Most developed sense in fetus?
A
Hearing
11
Q
28 weeks (3 answers)
A
- Testes descends in scrotal sac
- Maternal transfer of antibodies
- Surfactant begins to be present in amniotic fluid
12
Q
a. How is igG transferred from mother to fetus?
b. How is igA transferred from mother to fetus?
A
a. Through placenta (igG = give)
b. Through breastmilk (igA = am-am)
13
Q
32 weeks (2 answers)
A
- Maternal transfer of glycogen and iron
- Fat deposition in subcutaneous tissues
14
Q
36-40 weeks (3 answers)
A
- Creases develop on extremities
- Birth presentation and position is assumed
- Decreased vernix, lanugo, and amniotic fluid
