KILLER TEAS V PRACTICE TEST-SCIENCE PART I Questions And Answers (2022 – 2023) GRADED A+

Alveoli are tiny sacs surrounded by what? capillaries Veins are blood vessels that transport blood from the capillaries to the what? heart 00:48 01:35 Arteries are blood vessels that transport blood away from the heart and to the what? capillaries what serves as the location for the exchange of oxygen, carbon dioxide fluid and nutrients within the body? capillaries What are the bronchial tubes are lined with? cilia What circulatory system includes what body structures? Heart, Blood, Blood Vessels Deoxygenated blood enters the heart through which two structures? 1) Superior vena cava 2) Inferior vena cava when the right atrium contracts, blood flows through the tricuspid valve and goes where? Right ventricle How many chambers does the heart have & what are the names of the chambers? The heart has 4 chambers. 1-Right Atrium, 2-left Atrium, 3-Right ventricle, 4-Left ventricle Inhaled air travels from the trachea into what structure? the right & left bronchial tubes When the left ventricle contracts, blood flows through the what? Aorta The mitral and aortic valves are on which side? Left side 00:02 01:35 Name the four valves in the heart 1) Aortic 2) Pulmonary 3) Bicuspid 4)Bicuspid (aka mitrial valve) Oxygenated blood flows from the lungs into the left? Atrium The respiratory process begins when air is inhaled through the nose and into the what? Trachea What does the respiratory system supply to the tissues of the body? Oxygenated blood The tricuspid and pulmonary valves are both on what side of the heart? The right side when the right ventricle contracts blood flows into the Pulmonary artery and the into where? the lungs. What is Cell Theory? 1) All cells arise from preexisting cells. 2) Cells can carry out the processes of life. 3) Organisms are made of cells that function together. The end products of photosynthesis are? Oxygen & Glucose The process of cytoplasm division during plant cell replication is known as? Cytokinesis What principle is this? "An object immersed in a fluid is buoyed up by a force equal to the weight of the fluid displaced by the object." Archimede's Principle Hardening of the arteries is known as? Arteriosclerosis Cholesterol known as LDL means? Low Density Lipoproteins What does Lock & Key model mean? A model for enzyme actions what formula indicates the ideal as law? PV=RnT Receiving a vaccine against a disease, what type of immunity is this considered? Active. An alternate form of a gene is called? allele What is an allele? An allele is one of two or more forms of a gene or a genetic locus. If an organism has two sets, they are diploid.