Which of the following has been suggested as a possible way that an IUD prevents pregnancy?
A) By irritating the uterine lining
B) By attracting sperm so that they do not enter the fallopian tubes
C) By creating a physical barrier to the implantation of a fertilized ovum
D) All of the above have been suggested as possible ways IUDs work.
Question 2
The 1973 Supreme Court case of Miller v. California was significant for setting which standard in regards to defining obscenity?
A) It set the standard for determining obscenity based on community standards and a lack of literary, artistic, political, or scientific value.
B) It set the standard for determining obscenity as materials intended to appeal to prurient interest.
C) It set the standard for determining obscenity as material that would be devoid of value to a reasonable person, as opposed to the average person.
D) It set the standard that materials in one's private home were not illegal.
Giraffe bending down to drink. The animal's rete mirabile prevents excess blood flow to the bra
A full-term pregnancy. Image illustrates position of the fetus and the structures associated with pr
(a) Initial mtDNA results suggested modern humans and Neadertals were equally distantly related to D
Full-term pregnancy
Breast changes in pregnancy
Integumentary changes in pregnancy: Spider angioma