ANAT 1502 Fetal Membranes - Fetal Membranes Yolk Sac gut...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Fetal Membranes • Yolk Sac – gut tube • Allantois – attached to the bladder • Amnion – lines amniotic sac and protects the embryo from injury • Chorion – becomes the fetal part of the placenta Monday, July 12, 2010
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Fig. 8-17; pg107 Monday, July 12, 2010
Background image of page 2
Yolk Sac • Becomes small by week 10 • Not visible after 20 weeks • importance – nutrient transfer (w 2-3) – blood development (w 3-5) – forms primitive gut (w 4) – primordial germ (sex) cells (w 3) Monday, July 12, 2010
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Fig. 5-10; pg. 57 Monday, July 12, 2010
Background image of page 4
Fig. 14-19; pg. 245 Monday, July 12, 2010
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Allantois • Blood formation (w 3-5) • blood vessels form the umbilical vessels • amniotic fluid passes though to maternal circulation • forms the urachus and then median umbilical ligament Monday, July 12, 2010
Background image of page 6
Fig. 8-19; pg. 110 Monday, July 12, 2010
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Fig. 14-2; pg. 232 Monday, July 12, 2010
Background image of page 8
Amnion and Amnionic Fluid • Amnion -fluid filled sac surrounding the embryo and fetus • Amniotic fluid plays a role in growth and development • Most of the fluid is derived from maternal tissue fluid • Some is expelled from the fetus, through the skin, respiratory system, and urine Monday, July 12, 2010
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
• Symmetrical growth • Barrier to infection • Lung development • Prevents the amnion from adhering to embryo
Background image of page 10
Image of page 11
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/21/2011 for the course ANAT 1502 taught by Professor Johnh.romfh during the Spring '10 term at Life Chiropractic College West.

Page1 / 32

ANAT 1502 Fetal Membranes - Fetal Membranes Yolk Sac gut...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online