|
|
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.
Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
![Comparison of Principles of Abstinence-Only and Comprehensive Sex Education in the Public School Sys](https://biology-forums.com/gallery/47/medium_558257_07_07_16_12_34_14_236651217.jpeg)
![Each subculture provides its members with values and distinctive ways of viewing the world. What ...](https://biology-forums.com/gallery/47/medium_632960_15_11_16_11_35_18_241211336.png)