This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: List and define the three periods of prenatal development. What will be an ideal ... (Read 35 times)

fox

  • Hero Member
  • *****
  • Posts: 540
on: Sep 11, 2018
List and define the three periods of prenatal development.
 
  What will be an ideal response?

Question 2

Describe two environmental dangers and their impact on development.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joneynes

  • Sr. Member
  • ****
  • Posts: 376
Reply #1 on: Sep 11, 2018
Answer to Question 1

ANSWER: Zygote begins when the sperm and ovum unite and lasts about two weeks, embryo
begins when zygote implants in uterine wall and lasts until about eight weeks, fetus begins about nine weeks and ends at birth.

Answer to Question 2

ANSWER: Answers will vary but should include two of the following: There are many dangers in
the environment that can harm children. Substance abuse before or after birth can be harmful to mother and child. Methamphetamine and AIDS are particularly widespread and dangerous for children. Other dangers include unsafe drinking water, inadequate sanitation, air pollution, inadequate food sanitation, poor housing and inadequate waste disposal.


fox

  • Member
  • Posts: 540
Reply 2 on: Sep 11, 2018
Gracias!

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Charge development is unfavorable and can be circumvented by donation of a proton Charge development is unfavorable and can be circumvented by donation of a proton
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
ICD-10-CM Tabular List ICD-10-CM Tabular List
Cognitive Development of Children (3 of 4) Cognitive Development of Children (3 of 4)
Slopes and Soil Development Slopes and Soil Development
Major Minerals List Major Minerals List
Video: Control of ventilation rate by other brain centers (posts, hypothalamus & cerebral cortex)

For a complete list of videos, visit our video library