Term
What is the tube that branches off the trachea and enters the lungs? |
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What is the tube that goes from the nasal cavity and carries air to the lungs? |
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Definition
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What is the area at the back of the throat? |
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Definition
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What is the thin muscle that divides the chest cavity and the abdominal cavity? |
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Definition
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Definition
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What accounts for 90% of lung cancer cases? |
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Definition
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What increases the risk of heart attacks and strokes? |
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Definition
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What kills about 440,000 people a year? |
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Definition
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What is responsible for premature aging of the skin, resulting in characteristic wrinkles around the mouth and on the face? |
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Definition
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Term
How does oxygen move from the alveoli to to the capillaries? |
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Definition
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Term
How many oxygen molecules can each hemoglobin molecule carry? |
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Definition
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Term
What inorganic molecule does hemoglobin contain, to which oxygen binds? |
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Definition
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What does hemoglobin carry as a waste product of metabolism? |
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Definition
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Term
What process do humans breath by, in which where air is sucked into the lungs due to difference in air pressure? |
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Definition
Negative - Pressure Breathing |
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Term
What direction do arteries take blood? |
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Definition
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Term
What direction do veins take blood? |
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Definition
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Term
What plasma protein is involved in blood clotting? |
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Definition
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Term
What is the matrix in which blood cells are suspended? |
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Definition
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Definition
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What proteins interfere with the ability of a virus to infect cells neighboring an infected cell? |
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Definition
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Term
What branch of the immune system is not antigen specific? |
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Definition
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Term
Which cell type makes antibodies? |
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Definition
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Term
What cells are infected by HIV? |
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Definition
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Term
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Definition
It mutated from a virus in chimpanzees |
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Term
What cells attack virus-infected cells directly? |
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Definition
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Term
What enzyme is used to make a copy of HIV's RNA genome into proviral DNA? |
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Definition
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Term
HIV is most likely to be found in what secretions? |
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Definition
Genital Secretions, Blood, and Breast Milk |
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Term
What does AIDS stand for? |
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Definition
Acquired Immunodeficiency Syndrome |
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Term
What is the skin cancer that is often seen in AIDS patients? |
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Definition
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Term
What is the hierarchy after cells to the whole organism? |
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Definition
tissues, organs, organ system, organism |
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Term
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Definition
A group of cells with a common structure and function |
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Term
What type of tissue covers the body and lines its organs and cavities? |
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Definition
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Term
What type of epithelial tissue looks like it has multiple layers when it really only has one? |
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Definition
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Term
Blood and adipose tissue are both classified as what type of tissue? |
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Definition
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Term
What are the three types of muscle tissue? |
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Definition
skeletal, smooth and cardiac |
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Term
What are organs made up of? |
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Definition
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Term
Skin, hair, and nails belong to what organ system? |
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Definition
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Term
MRI technology takes advantage of the behavior of what in molecules? |
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Definition
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Term
What is the thickest layer of the skin containing blood vessels, nerves, sweat glands, muscles, etc.? |
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Definition
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Term
What animals live in or on their food source? |
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Definition
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Term
What process, caused by altering waves of contraction and relaxation of smooth muscles along the digestive tract, moves the food through? |
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Definition
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Term
What muscular ring-like valves regulate the passage of food into and out of the stomach? |
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Definition
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Term
What flap of tissue keeps food from going into the trachea? |
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Definition
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Term
What structures help to increase the surface area for digestion and absorption in the small intestine? |
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Definition
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Term
What are the external barriers of vertebrate innate immunity? |
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Definition
Skin, secretions, and mucus membranes |
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Term
What are the internal barriers of the vertebrate innate immune system? |
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Definition
White blood cells (Phagocytic cells, and NK cells) and defensive proteins (compliment, interferon, inflammation) |
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Term
What are the signs of inflammation? |
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Definition
pain, redness, swelling and heat |
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Term
Most antigens are made of one of what two substances? |
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Definition
Proteins and Polysaccharides |
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Term
What is the main role of antibodies? |
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Definition
To mark foreign molecules for destruction |
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Term
What is the molecule on the T cell surface that HIV binds to? |
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Definition
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Term
What is the molecule on the surface of the HIV virion that binds to the T cell? |
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Definition
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Term
What is the enzyme that integrates the proviral DNA into the genomic DNA? |
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Definition
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Term
What route is the most effective way of transmitting HIV, with a 90% transmission rate? |
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Definition
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Term
What are the ways that HIV can be transmitted from mother to child? |
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Definition
Transplacentally, at the same time of delivery through the birth canal, or through breast milk |
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Term
What node in the heart regulates heartbeat? |
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Definition
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Term
Damage or death of the cardiac muscle due to a blockage is call what? |
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Definition
A heart attack or myocardial infarction |
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Term
Myeloid stem cells give rise to all types of blood cells except what? |
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Definition
Lymphocytes (both B and T) |
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Term
What smooth muscle bands in the capillaries can help regulate blood pressure? |
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Definition
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Term
What is defined as accumulation of fluid in a tissue? |
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Definition
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Term
Barry Marshall supported the hypothesis that bacteria caused stomach ulcers by doing what? |
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Definition
Drinking a culture of bacteria taken from a patient with stomach ulcers. |
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