1.Where can we find the Circle of Willis in 10 mm pig embryo? What are the branches

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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 1.Where can we find the Circle of Willis in 10 mm pig embryo? What are the branches
associated with it? 

.2. Dorsal aorta gives rise to several blood vessels. Name at least five arteries derived from
dorsal aorta and give their description/location.  

 

with reference

 

II. Questions for Research. (Provide your reference/s)
1. What is a blastoderm? How is this part associated with area pellucida and area opaca? What
is area vitellina?
2. In 33-hour chick embryo, brain segments are already evident. Identify these brain segments
and give the function of each segment by creating a table.
Brain segments (33-hour chick embryo)
•Function/s
3. Which part of the adult structures are derived from blood islands?
4. In 48-hour chick embryo, cranial flexure appears. Identify the boundaries covering the cranial
and cervical flexures.
5. How does ectodermal derivatives develop in 48-hour chick embryo compared to 33-hour
chick embryo?
6. What are the distinguishable parts of the 72-hour chick embryo? Give at least 5 parts and the
adult derivatives of each part.
7. What happens in the head and tail folds of the 72-hour chick embryo? What is its
significance?
5
Transcribed Image Text:II. Questions for Research. (Provide your reference/s) 1. What is a blastoderm? How is this part associated with area pellucida and area opaca? What is area vitellina? 2. In 33-hour chick embryo, brain segments are already evident. Identify these brain segments and give the function of each segment by creating a table. Brain segments (33-hour chick embryo) •Function/s 3. Which part of the adult structures are derived from blood islands? 4. In 48-hour chick embryo, cranial flexure appears. Identify the boundaries covering the cranial and cervical flexures. 5. How does ectodermal derivatives develop in 48-hour chick embryo compared to 33-hour chick embryo? 6. What are the distinguishable parts of the 72-hour chick embryo? Give at least 5 parts and the adult derivatives of each part. 7. What happens in the head and tail folds of the 72-hour chick embryo? What is its significance? 5
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