01 Overview of human fertility (Professor Jing Yang)

Unit 1 Test

1、The site where sperm and oocyte are fertilized is
    A、Oviduct
    B、Ovary
    C、Pelvic cavity
    D、Uterus

2、The time for the female basal sex hormones test is
    A、2-5 day of menstruation
    B、3-7 days after menstruation
    C、Any day of the menstrual cycle
    D、Middle menstruation

3、What are the factors that affect fertility in the environment?
    A、Environmental endocrine disruptors
    B、Organic pollutants
    C、Social environment
    D、Physical factors

4、Assisted reproductive technology mainly includes
    A、Intracytoplasmic sperm injection (ICSI)
    B、In vitro fertilization and embryo transfer (IVF-ET)
    C、Preimplantation genetic testing (PGT)
    D、Laparoscopy

5、Ovulation occurs on the 14th day of the menstrual cycle.

6、Ambient temperature had no effect on testicular spermatogenic function

7、Oocytes are non-regenerative, and the number of oocytes in the ovaries decreases with the age of women.

8、The diagnostic criteria of WHO for infertility are those who have no contraception after marriage, have normal sexual life and cohabiting without pregnancy for one year

Unit 1 Assignments

1、What are the factors that affect fertility? (5 points)

02 Overview of the impact of environment factors on male reproduction (Professor Wen Long)

Unit 2 Test

1、How many sperm does an adult man produce per day
    A、100~200 million
    B、200~300 million
    C、20~30 thousand
    D、10~20 thousand

2、How much is the temperature of testicles lower than the body temperature?
    A、4℃
    B、3℃
    C、2℃
    D、1℃

3、How do environmental factors affect male fertility?
    A、Acting on testicles
    B、Acting on epididymis
    C、Acting on interstitial cells
    D、Acting on mature sperm

4、What are the ways of environmental hazards entering the human body?
    A、Skin
    B、Inhalation
    C、Injection
    D、Oral

5、Testicles belong to the external genitalia

6、The female germ cells are more susceptible to external factors than males

Unit 2 Assignments

1、Please explain why male fertility is susceptible to the external environment factors from the perspective of anatomy.

03 Environment and environmental endocrine disruptors (Professor Wangming Xu)

Unit 3 Test

1、1. Where do most environmental endocrine disruptors accumulate in the body? Moreover, released during stress, pregnancy, and malnutrition.
    A、Skeleton
    B、Lipid
    C、Blood
    D、Muscle

2、Characteristics of environmental endocrine disruptors
    A、Adults are more sensitive than children.
    B、Widely distributed
    C、Various forms of expression
    D、Widely varieties

3、The main ways for environmental hormones to enter the human body are
    A、Breath
    B、Water
    C、Mother-to-fetus transmission
    D、Direct consumption through residues of agricultural products

4、Environmental endocrine disruptors mainly produce effects in a hormone-like manner, resulting in disorders of the original endocrine function in the organism; it will also cause hormone secretion disorders, reproductive organ deformities.

Unit 3 Assignments

1、Talk about what strategies we can take to avoid the effects of environmental endocrine disruptors on the human body. Please explain from the aspects of self-protection and environmental protection. (5 points)

04 The influence of physical factors on reproduction (Professor Lei Ming)

Unit 4 Test

1、The most significant effect of ionizing radiation on fetal intelligence occurred in ( ) weeks of pregnancy.
    A、8-15weeks
    B、10-16weeks
    C、8-12weeks
    D、10-12weeks

2、Meteorological factors include (), ( ), ( ) and ( ), which play a comprehensive regulatory role in the body's cold and hot sensation, thermoregulation, cardiovascular function, neurological function, immune function, metabolism, and other physiological functions, thus affecting human reproductive health.
    A、Air humidity
    B、Airflow
    C、Air temperature
    D、Air pressure

3、Ionizing radiation does not cause premature ovarian failure in women

4、Long term use of computers can affect semen quality, leading to infertility in men

5、Environmental high temperature may directly lead to physiological stress, decrease of food intake, and directly and indirectly damage reproductive health

Unit 4 Assignments

1、Expound the influence of non-ionizing radiation on the health of men and women

05 Reproductive toxicity of metallic elements (Dr. Gengxiang Wu)

Unit 5 Test

1、What is the main heavy metal pollutant in gasoline exhaust
    A、Pb
    B、Fe
    C、Hg
    D、Cd

2、Which way does heavy metal cadmium enter the human body
    A、Skin
    B、Breathe
    C、Injection of medication
    D、Diet

3、Which of the following foods cannot remove heavy metals from food?
    A、Egg
    B、Kelp
    C、Carrot
    D、Vegetable oil

4、Minamata disease, one of the four major public hazard diseases in Japan in the 20th century, is essentially a chronic poisoning of heavy metal cadmium.

Unit 5 Assignments

1、The "three effects" of heavy metals means (3 points)

06 The effects of organic pollutants on reproduction (Dr. Zhuoni Xiao)

Unit 6 Test

1、What are the types of organic pollutants?
    A、Refractory organic pollutants
    B、Persistent organic pollutants
    C、Organic pollutants in water
    D、Trace organic pollutants

2、Which of the following are organic pollutants?
    A、Benzene
    B、Mercury
    C、Dioxin
    D、Formaldehyde

3、The main sources of dioxins in China's environment?
    A、Electric heating
    B、Metal production
    C、Waste incineration
    D、Power production

Unit 6 Assignments

1、The impact of organic pollutants on human reproductive health?

07 Social environment and reproduction (Dr. Jie Li and Dr. Dan Cheng)

Unit 7 Test

1、On October 29, 2015, the Fifth Plenary session of the 18th CPC Central Committee launched the implementation of the policy of ______.
    A、Late marriage and late childbirth, fewer and better birth
    B、A couple can have only one child
    C、Fully implement the policy of allowing one couple to have two children
    D、A couple can have two children if one of them is an only child

2、Which of the following statements is correct?
    A、Patients with positive HBsAg may have mother-to-child transmission, so they cannot become pregnant
    B、Immediate pregnancy is not recommended if the presence of positive IgM in pre-pregnancy TORCH test, which indicates the presence of recent infection
    C、Hepatitis B patients cannot be treated with antiviral therapy during pregnancy, so it is meaningless to check HBV-DNA during pregnancy
    D、Microbial infection in early pregnancy often has obvious symptoms of fever, so patients with fever in early pregnancy cannot continue pregnancy

3、Which of the following statements is correct?
    A、The treatment of AIDS includes anti-HIV treatment and treatment of related complications, which lasts for a lifetime and cannot be cured
    B、The staging of AIDS includes four stages: acute stage, chronic stage, asymptomatic stage and critical stage. The duration of each period varies greatly
    C、AIDS is caused by human immunodeficiency virus. After infection, the disease progresses rapidly and dies quickly
    D、As a sexually transmitted disease, AIDS needs to have sex in order to spread, so homosexuality will not spread to each other

4、Which of the following is not a harmful substance in cigarettes?
    A、Formaldehyde
    B、Tar
    C、NO
    D、Nicotine

5、Drinking alcohol during pregnancy can have various adverse effects on fetal development, the most serious of which is fetal alcohol syndrome

6、It’s women’s matter to have a baby , but not men. Anyway, men still have sperm to the end of their lives and they can still have children.

Unit 7 Assignments

1、What are the effects of smoking on female fertility? (3 points)

08 Occupation and reproduction (Dr. Saijiao Li and Dr. Yaqin Wang)

Unit 8 Test

1、At present, the most widely used fertility preservation technology in clinic is?
    A、Cryopreservation of embryo
    B、Cryopreservation of sperm
    C、Egg freezing
    D、Cryopreservation of ovarian tissue

2、The impact of occupational hazards on the reproductive system does not include which of the following
    A、Effects on gonads (ovaries and testes) and germ cells
    B、Effect on the development of secondary sexual signs in adolescence
    C、Effect on hypothalamus pituitary gonad axis
    D、Effect on the development of reproductive organs of embryo

3、Methods of fertility preservation include
    A、Cryopreservation of ovarian tissue
    B、Cryopreservation of sperm
    C、Oocyte cryopreservation
    D、Embryo cryopreservation

4、The content of labor health care during pregnancy includes
    A、Female employees who are pregnant for more than 7 months are not engaged in night work
    B、No extension of working time on working day
    C、It is not allowed to arrange prenatal examination time within working hours
    D、Pregnant women shall not be arranged to engage in labor that they are not allowed to participate in during pregnancy

5、The best childbearing age for women is 25-30

6、Direct exposure to toxic substances is the only way to cause reproductive damage.

Unit 8 Assignments

1、Please talk about the significance of fertility preservation

Final exam

Final exam

1、The site where sperm and oocyte are fertilized is
    A、Oviduct
    B、Ovary
    C、Pelvic cavity
    D、Uterus

2、The time for the female basal sex hormones test is
    A、2-5 day of menstruation
    B、3-7 days after menstruation
    C、Any day of the menstrual cycle
    D、Middle menstruation

3、How many sperm does an adult man produce per day
    A、200~300 million
    B、20~30 thousand
    C、100~200 million
    D、10~20 thousand

4、How much is the temperature of testicles lower than the body temperature?
    A、2℃
    B、1℃
    C、4℃
    D、3℃

5、Where do most environmental endocrine disruptors accumulate in the body? Moreover, released during stress, pregnancy, and malnutrition.
    A、Muscle
    B、Blood
    C、Skeleton
    D、Lipid

6、The most significant effect of ionizing radiation on fetal intelligence occurred in ( ) weeks of pregnancy.
    A、8-12weeks
    B、10-16weeks
    C、8-15weeks
    D、10-12weeks

7、Which way does heavy metal cadmium enter the human body
    A、Skin
    B、Diet
    C、Injection of medication
    D、Breathe

8、Which of the following foods cannot remove heavy metals from food?
    A、Egg
    B、Carrot
    C、Vegetable oil
    D、Kelp

9、On October 29, 2015, the Fifth Plenary session of the 18th CPC Central Committee launched the implementation of the policy of ______.
    A、Fully implement the policy of allowing one couple to have two children
    B、Late marriage and late childbirth, fewer and better birth
    C、A couple can have only one child
    D、A couple can have two children if one of them is an only child

10、Which of the following statements is correct?
    A、Patients with positive HBsAg may have mother-to-child transmission, so they cannot become pregnant
    B、Immediate pregnancy is not recommended if the presence of positive IgM in pre-pregnancy TORCH test, which indicates the presence of recent infection
    C、Hepatitis B patients cannot be treated with antiviral therapy during pregnancy, so it is meaningless to check HBV-DNA during pregnancy
    D、Microbial infection in early pregnancy often has obvious symptoms of fever, so patients with fever in early pregnancy cannot continue pregnancy

11、Which of the following statements is correct?
    A、As a sexually transmitted disease, AIDS needs to have sex in order to spread, so homosexuality will not spread to each other
    B、AIDS is caused by human immunodeficiency virus. After infection, the disease progresses rapidly and dies quickly
    C、The staging of AIDS includes four stages: acute stage, chronic stage, asymptomatic stage and critical stage. The duration of each period varies greatly
    D、The treatment of AIDS includes anti-HIV treatment and treatment of related complications, which lasts for a lifetime and cannot be cured

12、Which of the following is not a harmful substance in cigarettes?
    A、NO
    B、Formaldehyde
    C、Nicotine
    D、Tar

13、At present, the most widely used fertility preservation technology in clinic is?
    A、Cryopreservation of sperm
    B、Cryopreservation of ovarian tissue
    C、Egg freezing
    D、Cryopreservation of embryo

14、The impact of occupational hazards on the reproductive system does not include which of the following
    A、Effect on the development of reproductive organs of embryo
    B、Effect on the development of secondary sexual signs in adolescence
    C、Effects on gonads (ovaries and testes) and germ cells
    D、Effect on hypothalamus pituitary gonad axis

15、The whole process of pregnancy is____weeks
    A、38
    B、36
    C、40
    D、42

16、The place where the fetus is conceived is
    A、Uterus
    B、Oviduct
    C、Pelvic cavity
    D、Ovary

17、The central organ that regulate reproductive function is
    A、Ovary
    B、External genitalia
    C、Testis
    D、Hypothalamus and pituitary gland

18、The significance of fertility preservation is
    A、Increase the probability of conception
    B、Maintain physiological function
    C、Preserve reproductive function
    D、Preserve endocrine function

19、The greatest effect of ionizing radiation on fetal intelligence occurs in the first ____ months of pregnancy
    A、The first 3 months of pregnancy
    B、The first months of pregnancy
    C、After the 7th month of pregnancy
    D、3rd to 7th month of pregnancy

20、Which of the following is not the route of transmission of AIDS?
    A、The touch of sexual organs
    B、Shared toilet
    C、Sharing blood transfusion needles
    D、Organ transplant

21、The conditions for maintaining normal reproductive function do not include
    A、Normal neuroendocrine system
    B、Normal mental state
    C、Normal reproductive organs
    D、Normal social living environment

22、What are the factors that affect fertility in the environment?
    A、Environmental endocrine disruptors
    B、Organic pollutants
    C、Social environment
    D、Physical factors

23、Assisted reproductive technology mainly includes
    A、Intracytoplasmic sperm injection (ICSI)
    B、In vitro fertilization and embryo transfer (IVF-ET)
    C、Preimplantation genetic testing (PGT)
    D、Laparoscopy

24、How do environmental factors affect male fertility?
    A、Acting on mature sperm
    B、Acting on testicles
    C、Acting on epididymis
    D、Acting on interstitial cells

25、What are the ways of environmental hazards entering the human body?
    A、Inhalation
    B、Injection
    C、Oral
    D、Skin

26、Characteristics of environmental endocrine disruptors
    A、Various forms of expression
    B、Adults are more sensitive than children.
    C、Widely varieties
    D、Widely distributed

27、The main ways for environmental hormones to enter the human body are
    A、Mother-to-fetus transmission
    B、Direct consumption through residues of agricultural products
    C、Water
    D、Breath

28、Meteorological factors include ( ), which play a comprehensive regulatory role in the body's cold and hot sensation, thermoregulation, cardiovascular function, neurological function, immune function, metabolism, and other physiological functions, thus affecting human reproductive health.
    A、Air temperature
    B、Airflow
    C、Air pressure
    D、Air humidity

29、What are the types of organic pollutants?
    A、Persistent organic pollutants
    B、Trace organic pollutants
    C、Organic pollutants in water
    D、Refractory organic pollutants

30、Methods of fertility preservation include
    A、Embryo cryopreservation
    B、Cryopreservation of sperm
    C、Cryopreservation of ovarian tissue
    D、Oocyte cryopreservation

31、The content of labor health care during pregnancy includes
    A、Pregnant women shall not be arranged to engage in labor that they are not allowed to participate in during pregnancy
    B、It is not allowed to arrange prenatal examination time within working hours
    C、No extension of working time on working day
    D、Female employees who are pregnant for more than 7 months are not engaged in night work

32、Ovulation occurs on the 14th day of the menstrual cycle.

33、Ambient temperature had no effect on testicular spermatogenic function

34、Oocytes are non-regenerative, and the number of oocytes in the ovaries decreases with the age of women.

35、The diagnostic criteria of WHO for infertility are those who have no contraception after marriage, have normal sexual life and cohabiting without pregnancy for one year

36、Testicles belong to the external genitalia

37、The female germ cells are more susceptible to external factors than males

38、Environmental endocrine disruptors mainly produce effects in a hormone-like manner, resulting in disorders of the original endocrine function in the organism; it will also cause hormone secretion disorders, reproductive organ deformities.

39、Ionizing radiation does not cause premature ovarian failure in women

40、Long term use of computers can affect semen quality, leading to infertility in men

41、Environmental high temperature may directly lead to physiological stress, decrease of food intake, and directly and indirectly damage reproductive health

42、Minamata disease, one of the four major public hazard diseases in Japan in the 20th century, is essentially a chronic poisoning of heavy metal cadmium.

43、Drinking alcohol during pregnancy can have various adverse effects on fetal development, the most serious of which is fetal alcohol syndrome

44、It’s women’s matter to have a baby , but not men. Anyway, men still have sperm to the end of their lives and they can still have children.

45、The best childbearing age for women is 25-30

46、Direct exposure to toxic substances is the only way to cause reproductive damage.