Question 1

If a pregnant woman contracts rubella during the embryonic period of pregnancy, what are the likely outcomes for the baby?

Accepted Answer

A)  Blindness, deafness, intellectual disabilities and abnormalities of the heart, genitals and digestive system 
B)  Neural tube defect 
C)  Mental retardation 
D)  Lack of iron in the blood supply 
A)  Blindness, deafness, intellectual disabilities and abnormalities of the heart, genitals and digestive system 
B)  Neural tube defect 
C)  Mental retardation 
D)  Lack of iron in the blood supply

Question 2

For a recessive gene to be expressed in the phenotype, it must be paired with a ____.

Accepted Answer

A)  dominant gene 
B)  recessive gene 
C)  expressed gene 
D)  controller gene 
A)  dominant gene 
B)  recessive gene 
C)  expressed gene 
D)  controller gene

Question 3

What per cent of infertility problems are related to the male?

Accepted Answer

A)  10% 
B)  30% 
C)  50% 
D)  70% 
A)  10% 
B)  30% 
C)  50% 
D)  70%

Question 4

A method of prenatal care that has been used by traditional cultures that is now being used by midwives, nurses and physicians in developed countries is ____.

Accepted Answer

A)  dancing 
B)  singing 
C)  daily naps 
D)  massage 
A)  dancing 
B)  singing 
C)  daily naps 
D)  massage

Question 5

Children born with chromosomal problems are almost always born to parents with ____.

Accepted Answer

A)  the very same chromosomal problem 
B)  similar genetic disorders 
C)  above average intelligence 
D)  no genetic or chromosomal problems 
A)  the very same chromosomal problem 
B)  similar genetic disorders 
C)  above average intelligence 
D)  no genetic or chromosomal problems

Question 6

____ uses high-frequency sound waves that are directed towards the uterus, and as they bounce off the foetus, they are converted by a computer to an image that can be viewed on a screen.

Accepted Answer

A)  Genetic counselling 
B)  Ultrasound 
C)  Chorionic villus sampling 
D)  Amniocentesis 
A)  Genetic counselling 
B)  Ultrasound 
C)  Chorionic villus sampling 
D)  Amniocentesis

Question 7

Characteristics such as height, weight and skin colour are made up of a ____.

Accepted Answer

A)  homogenetic inheritance 
B)  heterogenetic inheritance 
C)  dominant-recessive inheritance 
D)  polygenetic inheritance 
A)  homogenetic inheritance 
B)  heterogenetic inheritance 
C)  dominant-recessive inheritance 
D)  polygenetic inheritance

Question 8

The ____ is/are the organ(s) that allow(s) nutrients to pass from the mother to the child and allow(s) waste to pass from the child to the mother during the course of pregnancy.

Accepted Answer

A)  uterus 
B)  placenta 
C)  fallopian tubes 
D)  ovaries 
A)  uterus 
B)  placenta 
C)  fallopian tubes 
D)  ovaries

Question 9

It is estimated that half of all conceptions have too many or too few chromosomes. According to the text, what happens to most of the zygotes that are formed in these situations?

Accepted Answer

A)  They are spontaneously aborted. 
B)  They result in neonates with birth defects. 
C)  They result in twins. 
D)  They have no problems. 
A)  They are spontaneously aborted. 
B)  They result in neonates with birth defects. 
C)  They result in twins. 
D)  They have no problems.

Question 10

For in vitro fertilisation, or IVF, what is the current rate of success of IVF in women aged 38-40?

Accepted Answer

A)  4% 
B)  10% 
C)  24% 
D)  40% 
A)  4% 
B)  10% 
C)  24% 
D)  40%

Question 11

Which of the following are examples of teratogens?

Accepted Answer

A)  Calcium, iron and iodine 
B)  Prenatal vitamins and micronutrients 
C)  Meats, grains and legumes 
D)  Alcohol, tobacco and other drugs 
A)  Calcium, iron and iodine 
B)  Prenatal vitamins and micronutrients 
C)  Meats, grains and legumes 
D)  Alcohol, tobacco and other drugs

Question 12

Chromosomes are organised into segments called ____.

Accepted Answer

A)  DNA 
B)  RNA 
C)  genes 
D)  nucleotides 
A)  DNA 
B)  RNA 
C)  genes 
D)  nucleotides

Question 13

According to the text, which of the following is a safe amount of alcohol an individual can consume during pregnancy?

Accepted Answer

A)  1 glass of wine per week 
B)  1 glass of wine per week only after the second trimester 
C)  1 glass of wine per week only after the third trimester 
D)  none at all 
A)  1 glass of wine per week 
B)  1 glass of wine per week only after the second trimester 
C)  1 glass of wine per week only after the third trimester 
D)  none at all

Question 14

How many pairs of chromosomes do humans have?

Accepted Answer

A)  23 
B)  46 
C)  69 
D)  92 
A)  23 
B)  46 
C)  69 
D)  92

Question 15

Jill's mother and father both have brown eyes, yet she has blue eyes. She has come to believe that she is not her parents' actual biological daughter. What would you tell her?

Accepted Answer

A)  Her mother and father probably carry the recessive trait for blue eyes. 
B)  She is correct; there is no way that she would have blue eyes if she were really her parents' biological daughter. 
C)  Blue eyes are dominant, so her parents should have blue eyes too. 
D)  Only the environment determines eye colour once the foetus has been born. 
A)  Her mother and father probably carry the recessive trait for blue eyes. 
B)  She is correct; there is no way that she would have blue eyes if she were really her parents' biological daughter. 
C)  Blue eyes are dominant, so her parents should have blue eyes too. 
D)  Only the environment determines eye colour once the foetus has been born.

Question 16

What happens that determines the sex of the offspring?

Accepted Answer

A)  The eggs or ovum contain the X chromosome and the sperm cells carry either the X or the Y. The sperm cell that is involved in fertilisation determines the sex of the offspring. 
B)  The sperm cells all carry the X chromosome. The ovum contains both the X and Y, so it is the ovum that determines the sex of the offspring. 
C)  The ovum and sperm cells both carry X chromosomes. The placenta carries both the X and Y and it determines the sex of the offspring. 
D)  The ovum and the sperm cells both contain the X chromosome. During the course of fertilisation either an X or a Y will be created, which determines the sex of the offspring. 
A)  The eggs or ovum contain the X chromosome and the sperm cells carry either the X or the Y. The sperm cell that is involved in fertilisation determines the sex of the offspring. 
B)  The sperm cells all carry the X chromosome. The ovum contains both the X and Y, so it is the ovum that determines the sex of the offspring. 
C)  The ovum and sperm cells both carry X chromosomes. The placenta carries both the X and Y and it determines the sex of the offspring. 
D)  The ovum and the sperm cells both contain the X chromosome. During the course of fertilisation either an X or a Y will be created, which determines the sex of the offspring.

Question 17

Approximately what percentage of blastocysts do not implant successfully?

Accepted Answer

A)  15% 
B)  30% 
C)  40% 
D)  50% 
A)  15% 
B)  30% 
C)  40% 
D)  50%

Question 18

At 3 months, the average foetus _____.

Accepted Answer

A)  weighs 85 grams and is 7.6 centimetres long 
B)  weighs 1.4 kilograms and is 7.6 centimetres long 
C)  has developed three brain structures 
D)  has developed three sensory systems 
A)  weighs 85 grams and is 7.6 centimetres long 
B)  weighs 1.4 kilograms and is 7.6 centimetres long 
C)  has developed three brain structures 
D)  has developed three sensory systems

Question 19

During the embryonic period, the endoderm is formed, which will become the ____.

Accepted Answer

A)  skin, hair, nails, sensory organs and nervous system 
B)  muscles, bones, reproductive system and circulatory system 
C)  digestive and respiratory systems 
D)  hormonal and endocrine systems 
A)  skin, hair, nails, sensory organs and nervous system 
B)  muscles, bones, reproductive system and circulatory system 
C)  digestive and respiratory systems 
D)  hormonal and endocrine systems

Question 20

Susan is talking to her friend, who is at the end of her second trimester. Lucila wants to be reassured that she is not crazy, but thinks her baby actually kicks, turns and hiccups. Lucila even thinks that the baby becomes more active if she talks to it. If you were Susan, how would you respond to Lucila's observations?

Accepted Answer

A)  'Lucila, those activities are normal for the end of the second trimester, and foetuses can hear even in the womb.' 
B)  'Lucila, I think you are going crazy. A foetus really doesn't kick that early in the pregnancy and it's crazy to think it can hear.' 
C)  'Lucila, all those things do happen, but not really until the end of the third trimester.' 
D)  'Lucila, I think you need to go see your doctor because something is absolutely wrong.' 
A)  'Lucila, those activities are normal for the end of the second trimester, and foetuses can hear even in the womb.' 
B)  'Lucila, I think you are going crazy. A foetus really doesn't kick that early in the pregnancy and it's crazy to think it can hear.' 
C)  'Lucila, all those things do happen, but not really until the end of the third trimester.' 
D)  'Lucila, I think you need to go see your doctor because something is absolutely wrong.'

If a pregnant woman contracts rubella during the embryonic period of pregnancy, what are the likely outcomes for the baby?

For a recessive gene to be expressed in the phenotype, it must be paired with a ____.

What per cent of infertility problems are related to the male?

A method of prenatal care that has been used by traditional cultures that is now being used by midwives, nurses and physicians in developed countries is ____.

Children born with chromosomal problems are almost always born to parents with ____.

____ uses high-frequency sound waves that are directed towards the uterus, and as they bounce off the foetus, they are converted by a computer to an image that can be viewed on a screen.

Characteristics such as height, weight and skin colour are made up of a ____.

The ____ is/are the organ(s) that allow(s) nutrients to pass from the mother to the child and allow(s) waste to pass from the child to the mother during the course of pregnancy.

It is estimated that half of all conceptions have too many or too few chromosomes. According to the text, what happens to most of the zygotes that are formed in these situations?

For in vitro fertilisation, or IVF, what is the current rate of success of IVF in women aged 38-40?

Which of the following are examples of teratogens?

Chromosomes are organised into segments called ____.

According to the text, which of the following is a safe amount of alcohol an individual can consume during pregnancy?

How many pairs of chromosomes do humans have?

Jill's mother and father both have brown eyes, yet she has blue eyes. She has come to believe that she is not her parents' actual biological daughter. What would you tell her?

What happens that determines the sex of the offspring?

Approximately what percentage of blastocysts do not implant successfully?

At 3 months, the average foetus _____.

During the embryonic period, the endoderm is formed, which will become the ____.

A Cultural Approach to Human Development

Birth and the Newborn Child

Infancy

Toddlerhood

Early Childhood

Middle Childhood

Adolescence

Emerging Adulthood

Young Adulthood

Middle Adulthood

Late Adulthood

Death and Afterlife Beliefs

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Exam 2: Genetics and Prenatal Development

If a pregnant woman contracts rubella during the embryonic period of pregnancy, what are the likely outcomes for the baby?

For a recessive gene to be expressed in the phenotype, it must be paired with a ____.

What per cent of infertility problems are related to the male?

A method of prenatal care that has been used by traditional cultures that is now being used by midwives, nurses and physicians in developed countries is ____.

Children born with chromosomal problems are almost always born to parents with ____.

____ uses high-frequency sound waves that are directed towards the uterus, and as they bounce off the foetus, they are converted by a computer to an image that can be viewed on a screen.

Characteristics such as height, weight and skin colour are made up of a ____.

The ____ is/are the organ(s) that allow(s) nutrients to pass from the mother to the child and allow(s) waste to pass from the child to the mother during the course of pregnancy.

It is estimated that half of all conceptions have too many or too few chromosomes. According to the text, what happens to most of the zygotes that are formed in these situations?

For in vitro fertilisation, or IVF, what is the current rate of success of IVF in women aged 38-40?

Which of the following are examples of teratogens?

Chromosomes are organised into segments called ____.

According to the text, which of the following is a safe amount of alcohol an individual can consume during pregnancy?

How many pairs of chromosomes do humans have?

Jill's mother and father both have brown eyes, yet she has blue eyes. She has come to believe that she is not her parents' actual biological daughter. What would you tell her?

What happens that determines the sex of the offspring?

Approximately what percentage of blastocysts do not implant successfully?

At 3 months, the average foetus _____.

During the embryonic period, the endoderm is formed, which will become the ____.

A Cultural Approach to Human Development

Birth and the Newborn Child

Infancy

Toddlerhood

Early Childhood

Middle Childhood

Adolescence

Emerging Adulthood

Young Adulthood

Middle Adulthood

Late Adulthood

Death and Afterlife Beliefs

Filters