Describe the function of the placenta. What is filtered through to the fetus from the mother’s blood?
What will be an ideal response?
Ans: The placenta performs the essential functions of bringing oxygen and nutrients from the mother to the developing organism throughout the pregnancy through the umbilical cord. Later in the pregnancy, it also will carry away fetal waste products.
You might also like to view...
If the child is not learning selfcare skills, it is the ____________________ fault, not the child's
Fill in the blank(s) with correct word
It is difficult for children to think about too many things all at the same time—a fact that reflects:
a. The existence of a sensory register b. The limited capacity of working memory c. The integrative nature of long-term memory d. The constructive nature of long-term memory
Among the implications for helping students to construct their own knowledge is:
A. students' collection of evidence through interacting with people, objectives, and educational materials. B. the need for students to memorize lots of facts about the topic under study. C. discussion of the pictures and diagrams in the textbook. D. a match between the reading level of the textbook and the students.
Which of the following is not a principle of cognitive learning theories?
a. Social interaction facilitates learning. b. Learning and development depend on learners' experiences. c. Learners construct their own knowledge. d. Learning is a change in observable behavior.