All the statements are TRUE about the cardiac cycle EXCEPT: A. The atria contract pushing blood through the bicuspid and tricuspid valves into the ventricles.
B. The ventricles contract, forcing blood up through the semilunar valves.
C. The semilunar valves close to prevent blood flowing back into the heart.
D. Deoxygenated blood moves through the pulmonary veins into the left atrium.

Awoman comes to your genetic counseling center because she knows that huntington disease occurs in members of her family. her paternal grandfather was afflicted, but so far her father shows no symptoms. her two great-great grandmothers on her father's side were healthy well into their 90s, and one of her great-great grandfathers died of unknown causes at 45. testing for huntington disease is extremely expensive, but she is concerned that she may fall victim to this disease and wants to plan her life accordingly. after examining her pedigree you advise her to

There is only one copy machine at your office. you have to make 1000 copies of an expense report. after you begin copying, two other employees show up in the copy room. each has to make only 10 copies each. what is the proper etiquette in this situation?

American college students invented football by combining what two sports?