Their research was about the nature of human sexual response and the diagnosis and treatment of sexual disorders and dysfunctions. (Research started in 1957and ended in the 1990’s)
It would be helpful is you added the answer choices, but she could increase the intensity/work with more vigour to increase her heart rate.
Answer:
It is normal for there to be veins visible underneath the tongue, partly because the mucous membrane is so thin and translucent in this region, but where these vessels become dilated and tortuous, they may appear round and black like caviar.
I think the first one because if the infection is severe, you want a higher dosage, hopefully this is correct
D: all of the above. All statements are true.