1- What is the physiological cause of a heart attack?
2- Which of these is the worst thing you can do to your lungs?
3- What is an essential feature for an animal’s gas-exchange surface?
4- Animals need O2 because it
5- In mammals, during inhalation
6- The primary sealant that plugs leaks in blood vessels is
7- The buildup of plaque in the walls of arteries and the narrowing of passages through which blood can flow results in
8- High blood pressure is also known as
9- In the alveoli and lung capillaries CO2 and O2 are exchanged by means of
10- Which one of the following is a function of the circulatory system?
11- Which one of the following animals has an open circulatory system?
12- Earthworms can use their as their respiratory surface
13- Which chamber(s) of the heart hold(s) oxygen-rich blood?
14- Inhalation in humans is achieved by
15- What structure do lobster use for gas exchange?
16- Which part of the ABCs of lifesaving does the Heimlich maneuver affect?
17- Together, inhalation and exhalation are referred to as
18- Your blood pressure is 120/70. The “120” indicates and the “70” indicates
19- In the human respiratory system gas exchange occurs across the cells of the
20- accounts for about 40% of all deaths in the Unites States.
21- As a consequence of red blood cells’ lack of nuclei and other organelles, they
22- Insects breath using
23- Why do cigarette smokers cough more than most people do?
24- White blood cells play a particularly important role in
25- Why is blood pressure higher during systole than during diastole?
26- Which of these blood clotting components are responsible for initiating the clotting process?
27- Which of these animals has a double circulatory system?
28- The provide(s) a common passageway for both food and air
29- Blood pressure that is consistently or higher would indicate that you have hypertension.
30- Which of the following types of pathogens cause sexually transmitted diseases that are generally not curable?