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A disease outbreak in an area where the disease is not traditionally found is called |
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Europeans were assisted in their conquest of the Americas by |
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Definition
the introduction of diseases to native populations |
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An in depth analyses of one patient is called |
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Definition
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Term
A cohort study is composed of |
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Definition
a group of patients with a common element who are disease free |
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Term
A cohort control study is which step in the scientific method? |
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Definition
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Term
The United Nations works to vaccinate children in developing nations through |
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Definition
The World Health Organization |
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Term
The major difference between prokaryotes and eukaryotes is |
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Definition
eukaryotes have organelles and a nucleus and prokaryotes do not. |
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Term
Bacteria are classified by |
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Definition
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Which of the following is not a description of bacterial shape? |
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Definition
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Gram positive bacteria appear |
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Definition
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What characteristic is used when classifying a bacterium as bacilli or spirochete? |
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Definition
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Term
What is indicated by the fact that you are covered inside and out with bacteria? |
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Definition
Most bacteria are harmless and some are even helpful |
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Term
Which of the following is NOT a mode of action of antibiotics? |
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Definition
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Term
Which of the following is NOT a way bacteria become resistant to antibiotics? |
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Definition
Membrane changes so the antibiotic cannot enter B) Receptor in membrane changes so the antibiotic cannot attach C) Bacterium produces enzymes that destroy the antibiotic D) These are all ways of becoming resistant |
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Term
Which of the following is an example of a virus? |
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Definition
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Term
This virus, which causes flu-like symptoms, can attack the nervous system. |
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Definition
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WHO has plans to eradicate which virus using vaccination programs. |
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Definition
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Term
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Definition
A series of symptoms associated with a long-term infection by a virus |
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Term
Which of the following is NOT a way to contract HIV? |
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Definition
Shaking hands with an infected person |
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Term
What is the only virus thus far successfully eradicated from the human population? |
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Definition
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Term
Why has it been difficult to make a vaccine against HIV? |
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Definition
The HIV virus mutates too quickly for a vaccine to be effective. |
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Term
Mad cow disease is caused by |
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Definition
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Term
Which of the following is a pathogen? |
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Definition
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Term
Epidemiology rarely has to contend with error when studying disease. |
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Definition
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Term
One of the best precautions against infectious disease is hand washing. |
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Definition
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Term
Most bacteria on earth cause human disease. |
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Definition
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Term
Prokaryotic cells are larger than eukaryotic cells. |
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Definition
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Term
Antibiotics are not as effective at treating bacterial disease as they once were because some strains of bacteria have evolved to resist the action antibiotics. |
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Definition
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Term
Factory farming has contributed to antibiotic resistance in bacteria. |
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Definition
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Term
The plague has been completely eradicated in America thanks to the efforts of WHO. |
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Definition
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Term
Viruses are not considered to be alive. |
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Definition
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Term
Because there is no cure for AIDS, prevention is the key to controlling its spread. |
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Definition
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Term
Amoebic dysentery is caused by a prion. |
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Definition
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Term
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Definition
cells that divide uncontrollably. |
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Term
When the normal regulation of cell growth fails the result is |
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Definition
abnormal nuclei and damaged DNA. cell immortality. undifferentiated cells. |
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Term
Which is not a characteristic of cancer? |
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Definition
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Term
Genes that promote cell growth are called |
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Definition
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Term
In a cell with damaged DNA, the action of which protein will halt cell division |
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Definition
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Term
The difference between a proto-oncogene and an oncogene is |
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Definition
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Term
The presence of telomerase in a cell leads to |
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Definition
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Term
A tumor is considered malignant |
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Definition
if is invasive and spreads |
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Term
The migration of cancer from the original tumor is called |
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Definition
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Term
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Definition
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Term
Which factor has NOT been linked to increased cancer risk? |
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Definition
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Term
Which gene is not a tumor-suppressor? |
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Definition
A) BRCA1/BRCA2 B) TP53 C) RB D) All are tumor-suppressor genes |
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Term
The majority of cancers caused by an environmental factor are due to |
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Definition
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Term
The majority of skin cancers are caused by |
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Definition
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Term
The most likely way to be exposed to radiation is |
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Definition
exposure to diagnostic X-rays |
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Term
The most common cause of cervical cancer is |
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Definition
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Term
How might viruses initiate cancer? |
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Definition
Depressing the immune system Altering host cell DNA and cell function. |
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Term
Which diet(s) is(are) linked to higher cancer rates? |
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Definition
A) High alcohol consumption B) High fat content C) Low consumption of fruit and vegetables |
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Term
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Definition
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Definition
A) screening tests imaging B) tumor enzyme test C) imaging |
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Term
The first and most important step in cancer control is |
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Definition
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Term
The best imaging technique for detecting tumors in connective tissue, the brain or spinal cord is |
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Definition
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Term
Prostate-specific antigen can be diagnosed by |
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Definition
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Term
Which of the following techniques of cancer treatment is not considered to be a "sledgehammer"approach? |
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Definition
cutting off the blood supply to the tummor |
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Term
Why is radiation effective in treating cancer cells? |
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Definition
Radiation is deadly to rapidly dividing cells and cancer cells divide much more frequently than non-cancerous cells. |
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Term
Healthy cells contain many proto-oncognes. |
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Definition
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Term
All malignant tumors start out as a single mutated cancer cell. |
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Definition
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Term
A distinguishing feature of cancer cells is their perfect symmetry |
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Definition
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Term
Telomerase is an enzyme present in healthy cells that maintains the tips of chromosomes |
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Definition
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Term
The easiest way to avoid most cancers caused by an environmental factor is to avoid smoking any organic compound. |
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Definition
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Term
If you carry either the BRCA1 or BRCA2 gene you will develop breast cancer. |
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Definition
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Term
The RB gene is an oncogene. |
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Definition
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Term
The environmental carcinogens known as initiators cause cancerous changes in cellular functioning |
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Definition
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Term
Genetic tests can detect the presence of cancer. |
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Definition
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Term
Eating fresh fruits, vegetables, and whole grains while avoiding trans and saturated fats will lower your cancer risk. |
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Definition
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Term
New cancer treatments target cancer cells and are less damaging to healthy cells. |
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Definition
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Term
Which of the following is a not a part of the cardiovascular system? |
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Definition
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Term
What is the name of the membrane that surrounds the heart? |
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Definition
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Term
Which of the following initiates the heartbeat? |
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Definition
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Term
How does Starling's law relate to the heart? |
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Definition
The heart beats with more force when there is an increase in blood volume returning to the heart |
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Term
What is the name of the blood vessels that take blood away from the heart? |
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Definition
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Term
What is the purpose of precapillary sphincters? |
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Definition
They change the amount of blood flowing into capillary beds |
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Term
Which of the following is not a mechanism for assisting the veins in returning blood to the heart? |
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Definition
Valves Skeletal muscle contractions Gravity |
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Term
Which type of circulation extends from the right side of the heart through the lungs and back to the left atrium? |
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Definition
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Term
Which is the most specific type of circulation that sends oxygen-rich blood to the tissues of the heart? |
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Definition
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Term
Which type of circulation sends nutrient rich blood from the gastrointestinal tract to the liver? |
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Definition
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Term
In what way is the fetal circulation different? |
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Definition
The umbilical arteries bring oxygenated blood since the lungs of the fetus are not functioning |
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Term
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Definition
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Term
A weak spot in a blood vessel that could potentially burst is known as a(n) |
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Definition
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Term
What condition usually develops as a result of congestive heart failure? |
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Definition
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Term
Which of the following is not a formed element of the blood? |
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Definition
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Term
Which of the following white blood cells is the largest? |
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Definition
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Term
Which white blood cell attacks parasitic worms? |
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Definition
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Term
What conditions exist during exercise that prompt hemoglobin to drop off its oxygen to the working muscle cells? |
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Definition
low PH and high temperature |
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Term
The threads of a blood clot are formed by |
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Definition
fibrin prothrombin activator |
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Term
Which blood disorder is a cancer of the bone marrow? |
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Definition
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Term
A lack of vitamin B12 can cause |
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Definition
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Term
The ventricles are thicker than the atria because they must pump blood farther. |
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Definition
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Term
The mitral valve is most prone to prolapse, a condition that is more common in women. |
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Definition
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Term
The tricuspid valve is located between the left ventricle and the aorta |
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Definition
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Term
Blood slows down in arterioles due to the large cross-sectional area. |
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Definition
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Term
The coronary circulation is actually part of the systemic circulation. |
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Definition
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Term
Dietary restrictions, moderate exercise, reducing smoking and drinking, and medications can all control hypertension. |
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Definition
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Term
Congestive heart failure is a sudden onset of a weak heart, resulting in rapid deterioration. |
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Definition
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Term
Hypertension is a risk factor for cardiovascular disease. |
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Definition
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Term
A clot that blocks flow to the brain can lead to stroke. |
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Definition
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Term
Hemoglobin is a protein in white blood cells that destroys pathogens like bacteria. |
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Definition
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Term
Being type AB means you have both the A and B antigens on your red blood cells. |
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Definition
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Term
A menstruating woman could become anemic due to too much blood loss |
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Definition
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Term
Blood leaves the right side of the heart and enters the ____________________ which takes it to the lungs. |
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Definition
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Term
__________________, the first number listed in blood pressure readings, measures the force of the left ventricle contraction. |
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Definition
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Term
A(n) __________________ is a graphic representation of the electrical changes during a heartbeat. |
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Definition
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Term
If a person sits for a long time, blood may pool in the lower extremities, causing ________ . |
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Definition
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Term
The systemic circulation begins with the ____ side of the heart. |
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Definition
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Term
Death of heart muscle due to lack of oxygen is known as ___________________. |
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Definition
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Term
Unsightly and sometimes painful distensions of venous walls is a condition known as _________________. |
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Definition
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Term
The function of the respiratory system is |
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Definition
A) gas exchange B) maintenance of blood pH C) sound production |
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Term
Which of the following belongs to the upper respiratory tract? |
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Definition
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Term
The nostrils are also known as |
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Definition
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Term
Which structure is part of the conducting zone of the respiratory system? |
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Definition
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Term
The epithelium of the upper respiratory tract is |
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Definition
pseudostratified ciliated columnar |
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Term
Which of the following is part of the "Adam's apple"? |
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Definition
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Term
The fleshy tab of tissue that hangs down the back of the throat is |
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Definition
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Term
The nasal cavity is divided into right and left sides by the |
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Definition
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Term
Why does a boy's voice change when he goes through puberty? |
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Definition
Testosterone makes the vocal cords thicker and longer |
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Term
Which is not a function of the nasal cavity? |
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Definition
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Term
Which is the next place air goes after the trachea? |
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Definition
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Term
What is the purpose of cilia in the respiratory tract? |
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Definition
Move mucus and debris caught in mucus out of the respiratory tract |
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Term
The exchange of gases occurs in the |
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Definition
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Term
The serous membrane covering the lungs is |
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Definition
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Term
Pleurisy is painful because of |
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Definition
inflammation of the membrane around the lungs |
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Term
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Definition
pressure increases with decreased volume |
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Term
Chemoreceptors in the carotid artery and aorta detect |
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Definition
levels of oxygen and carbon dioxide |
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Term
Vital capacity is the amount of air you breathe |
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Definition
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Term
Which of the following is the exchange of gases between the blood and the cells of the body? |
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Definition
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Term
Most oxygen in the blood is transported |
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Definition
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Term
Most carbon dioxide in the blood is transported |
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Definition
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Term
The pH of the blood is influenced by the concentration of |
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Definition
carbon dioxide in the blood |
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Term
Which disorder is characterized by the destruction of alveolar walls? |
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Definition
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Term
What is happening during an asthma attack? |
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Definition
The smooth muscle of the bronchi contract |
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