Category:Third Trimester: Difference between revisions

From Embryology
(Created page with 'This page lists UNSW Embryology content related to human third trimester development.')
 
mNo edit summary
 
(5 intermediate revisions by the same user not shown)
Line 1: Line 1:
This page lists UNSW Embryology content related to human third trimester development.
This {{Embryology}} category shows content related to the {{third trimester}} of human development.
 
 
:'''Links:''' [[Second Trimester]] | [[Third Trimester]] | [[Fetal Development]] | [[Birth]]
 
{{Third Trimester Timeline}}
 
[[Category:Human]] [[Category:Fetal]]

Latest revision as of 10:26, 26 May 2020

This Embryology category shows content related to the third trimester of human development.


Links: Second Trimester | Third Trimester | Fetal Development | Birth
Third Trimester Timeline
Links: human timeline | first trimester timeline | second trimester timeline | third trimester timeline
Week
Stage
Event
Clinical third trimester Fetal size change.jpg hearing 3rd Trimester - vibration acoustically of maternal abdominal wall induces startle respone in fetus.
27
 
28
  respiratory Month 7 - respiratory bronchioles proliferate and end in alveolar ducts and sacs
29
 

tooth Week 29 - Permanent premolars (correspond to the milk molars) appear.

30
   

Genital male gonad (testes) descending

31
 
32
  nail fingernails reach digit tip
33
  neural brain cortical sulcation - primary sulci present[1]
34
  neural brain cortical sulcation - insular, cingular, and occipital secondary sulci present[1]
35
   
36
  Frazer006 bw600.jpg Nail Development toenails reach digit tip

Lens Development - lens growth and interocular distance plateaus after 36 weeks of gestation[2]

37
   
38
Birth Newborn.jpg Clinical Week 40

Heart pressure difference closes foramen ovale leaving a fossa ovalis

thyroid TSH levels increase, thyroxine (T3) and T4 levels increase to 24 h, then 5-7 days postnatal decline to normal levels

adrenal - zona glomerulosa, zona fasiculata present

Systems  
Systems: bone timeline | eye neural crest timeline | heart abnormality timeline | hearing EAM timeline | muscle timeline | ovary timeline | placental villi timeline | shoulder timeline | smell timeline | spleen timeline | ventricular timeline
  1. 1.0 1.1 Garel C, Chantrel E, Brisse H, Elmaleh M, Luton D, Oury JF, Sebag G & Hassan M. (2001). Fetal cerebral cortex: normal gestational landmarks identified using prenatal MR imaging. AJNR Am J Neuroradiol , 22, 184-9. PMID: 11158907
  2. Paquette LB, Jackson HA, Tavaré CJ, Miller DA & Panigrahy A. (2009). In utero eye development documented by fetal MR imaging. AJNR Am J Neuroradiol , 30, 1787-91. PMID: 19541779 DOI.

Subcategories

This category has the following 5 subcategories, out of 5 total.

Media in category 'Third Trimester'

The following 47 files are in this category, out of 47 total.