NLN PAX PREP Science - Spring 2021 Already Passed

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NLN PAX PREP Science - Spring 2021 Already Passed Which of these structures of the male reproductive system carries sperm cells from the testes to the lower part of the abdomen? ✔✔Vas deferens ... A method for determining the blood alcohol content of a subject is to ✔✔Use a Breathalyzer A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains ✔✔carbon dioxide A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? ✔✔120/80 mm Hg A student focuses sunlight to a point with a thin converging (convex) lens. Which of these direct measurements can the student make as a result of this experiment? ✔✔The approximate focal length of the lens. A woman suddenly chokes on a piece of food and clutches frantically at her throat. An immediate remedy is to ✔✔Apply quick, hard pressures successively to her abdomen, just beneath her diaphragm. An unknown gas is denser than air, does not support combustion, and turns a limewater solution cloudy. This gas is most probably ✔✔Carbon dioxide Guard cells which can be found in the leaves of plants are most closely associated with which of these processes? ✔✔Evaporation of water from the plant. Human testes produce ✔✔Spermatozoa If a red light is passed through a dilute solution of chlorophyll solution, the spectrophotometer will detect what amount of transmittance of this light? ✔✔50% - 75% If the medulla of the brain in a human was damaged, which of these conditions would most likely result? ✔✔Difficulty in breathing In ecological succession, the first living thing to colonize a hitherto barren area is called A. producer B. primary consumer C. pioneer organism D. carnivore ✔✔Pioneer organism In varieties of matter, the term heterogeneous may be applied to ✔✔Mixtures, but not elements or compounds The inherited factors that are transmitted in an organism from generation to generation are called its Homozygote. ✔✔Genotype The organ that filters metabolic waste from the blood is the Small intestine. ✔✔kidney Unicellular organisms that have a nuc [Show More]

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