The next are True or False 26- Implantation is the process by which a zygote attaches to the uterine wall.
27- Testes produce estrogen
28 - Ovaries produce testosterone and sperm
29 - Ovulation is the process of releasing a mature ovum into the fallopian tubes.
30 - Hormones are chemical substances that regulate many of the body's functions.
31 - The uterus does not protect the developing fetus.
32- Menstruation is shedding of the uterine lining.
33- The placenta and the fetus are connected by the umbilical cord.
34-Prenatal care are steps a pregnant woman can take to protect her health and the health of the fetus.
35- Nicotine is the process that occurs in the body when it is no longer used.
36- Carcinogen is a cancer causing substance
37- Environmental tobacco smoke is also called secondhand smoke.
38- Nicotine can lead to hardened arteries because it contributes to plaque buildup in blood vessels.
39- Addictive drug is a substance that causes physiological and/or psychological dependence.
40 - Alcoholism is living without alcohol.
41- Intoxication is the state in which the body is poisoned by alcohol or another substance and the person's physical or mental control is significantly reduced.
42- An individual's blood alcohol concentration is the amount of alcohol in his or her blood expressed as a percentage.
43- Binge drinking involves consuming no more than two drinks in one sitting.
44- Steroids are synthetic substance similar to male sex hormones.
45- Substance abuse is an unnecessary or improper use of chemical substances for non-medical purposes.
46- Club drugs are drugs most commonly found at concerts, dance clubs, and raves. 47 - Chlamydia is the most common STD among teens
48 - Gonorrhea is an STD that can result in damage to the joints.
49 - Genital HPV is diagnosed by a PAP test.
50 - Abstinence is the only 100% effective means of preventing STDs.