Exam 2: Biological Beginnings

According to evolutionary psychology,the observed advantage in spatial skills for men over women might be the result of:

Tristan has a genetic disorder that results from an abnormality in the X chromosome,which becomes constricted and often breaks.His doctor told Tristan's mother that he has:

Which of the following is NOT a test used by physicians to determine whether a fetus is developing normally?

Which of the following statements about cocaine use during pregnancy is true?

Which of the following is TRUE of the stages of childbirth?

Pilar is using non-medical techniques for pain management during labor; she has someone insert fine needles into specific locations of her body.She is most likely using:

The most common treatment for heroin addiction,methadone,is associated with:

The most common form of medication used during deliveries today is:

What is the recommended daily dosage of folic acid for pregnant women,as issued by the U.S.Department of Health and Human Services?

The outermost layer of the embryo is called the:

Mary and Jim are expecting a child,and prenatal diagnostic procedures have confirmed that the fetus has _____,a neural tube disorder that causes brain and spine abnormalities.Their physician has explained that this gene-linked abnormality could be treated with corrective surgery at birth,orthopedic devices,and physical or medical therapy.

_____ act on the nervous system to alter states of consciousness,modify perceptions,and change moods.

The period that follows the birth of a child is called:

The phases of the brain's development during the prenatal period include all of the following EXCEPT:

Gwendolyn is having a prenatal test where her doctor uses high-frequency sound waves directed into her abdomen to check on her fetus.She is most likely having a(n):

Prenatal development can be divided into three periods.Which of the following is in the correct order from conception to birth?

Esperanza is having a prenatal test to remove a small sample of the placenta for genetic testing.Identify the test that her doctor is performing.

Cell division in the eggs and sperms.A cell duplicates its chromosomes and divides twice.This leads to the formation of four cells that contain only half of the genetic material of the parent cell.

Which of the following is a gene-linked abnormality?

Mary's mother has blonde hair and her father has brown hair.Mary has a gene for brown hair and a gene for blonde hair.She has brown hair.This indicates that the gene for brown hair is a: