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Prenatal development and Childbirth
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The Mandella Environment

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Monday: A Day

Aim: What changes take place after the egg is fertilized?

Do Now: Draw a 2mm circle and a 98 mm circle. Explain that one id the usual size of the uterus opening and the other is the opening to the uterus during birth. Why is this change in size needed?

Procedure: Students will label a diagram that shows the sequence of changes that take place in a fertilized egg until it attaches to the uterus. Define cleavage: The series of changes that take place one fertilized egg into a hollow ball of cells (Blastula) then(gastrulation) 

 Homework # 6: UPCO Book Page 342 Part D Embryonic Development Q. #1-8 on page 343.

Tuesday: B Day

Aim: What are the needs of the embryo?

Do Now: Draw the female reproductive diagram on the board and have students review by once again labeling their parts.

Procedure: The AIM question will be asked of the students and they will generate what they know already. (Protection, food , O , and getting rid of waste. Discuss umbilical cord, placenta amniotic fluid and the amnion. Then the students will use the Glencoe text book to explain how they needs are met during development. The use of the worksheet (Study guide 145) showing the needs will be used to show which direction gases, food and waste will travel.

Homework #9: Complete the worksheet reviewing reproductive parts of human females.

Wednesday: A Day

Aim: What are the stages of human development?

Do Now: What is an ultrasound?  See page 527 of Glencoe Text. Take a lab packet to desk. Record Lab #18  Human Development

Procedure: Discuss the stages of development with the students. Show the students on the overhead the stages of development and discuss the changes that occur during each stage. Use the laser disc to look at the development over the nine months.

Homework #10: UPCO Book  Page 345-46 Part G Q#1-4 on page 346

Thursday: B Day

Aim: How do you judge the age of a human fetus?

Do Now: Lab # 19. Record in lab folders: Lab #17 Development

Procedure: Students will complete this lab by measuring diagrams of fetus and projecting the age using information provided a data table.

Homework #11: Complete the study guide worksheet showing development inside a female

Friday: A Day

Aim: What is a cesarean birth?

Do Now: Get lab folders and complete unfinishes lab work.

Procedure: Students will watch a video that shows a cesarean birth.

Have A Fantastic Weekend!

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