among the following statements about different methods of birth control, which is not true?spermicides, used on their own withou
t a barrier method such as a diaphragm, effectively prevent pregnancy because the chemicals kill all the millions of sperm released in the male’s ejaculation.hormonal methods, such as the pill, change a woman's hormone levels to prevent pregnancy, and in general are highly effective.male and female condoms offer protection against stds because they limit both the transmission of body fluids and direct genital skin-to-skin contact.surgical sterilization procedures, including a vasectomy for men and tubal ligation for women, must be given careful advance thought because they are meant to be permanent.
Spermicides, used on their own without a barrier method such as a diaphragm, effectively prevent pregnancy because the chemicals kill all the millions of sperm released in the male’s ejaculation - incorrect.
However, the pill does more than change a woman's hormone levels and condoms will not protect against all sti's (including those contracted by skin to skin contact).
<span>The heart is a muscular pump that with each heart beat pumps blood around the body. On leaving the heart the blood first travels along the arteries. The pulse is what you feel over an artery as the pressure inside increases following each heart beat. The average pulse rate is between 60-80 beats per minute.</span>
I believe the answer is true. Many foods are packed in protein such as meats, dairy, and nuts. But If, those people are lacking a balanced diet they may need supplementation.
<em>A MRI is more helpful than CT scan in diagnosing or monitoring conditions such as tumors, heart problems, blood vessel blockages and liver disease.</em>