SCORE SPHERE

PLTW BIOMEDICAL SCIENCE FIRST CHAPTER GRADED A+ REVISED EXAM 2025/2026 Q&A leukocytes - (white blood cells) fight infection thrombocytes - (platelets) assist in clotting of the blood anaemia - a lack of red blood cells in the body tRNA - bring the amino acids to the ribosomes for protein synthesis erythrocytes - (red blood cells) carry oxygen plasma - fluid portion of the blood that contains water, sugars, lipids, wastes, and other components amino acids - building blocks of pr...

PLTW BIOMEDICAL SCIENCE EXAM 2 2025/2026 Q&A Biomedical Science - The application of the principles of the natural sciences, especially biology and physiology, to clinical medicine. Control Group - The group in an experiment where the independent variable being tested is not applied so that it may serve as a standard for comparison against the experimental group where the independent variable is applied. Dependent Variable - The measurable effect, outcome, or response in which the r...

PLTW BIOMEDICAL SCIENCE EXAM 1 2025/2026 Q&A Why do we need so many muscles in our hands, wrists, and arms? - hands are the most frequently used body part that also has the most variety of uses; because we can/need to do so many things with our hands, they have many more joints and muscles than other parts of our bodies What organ systems work together to move your arm, your wrist, and your fingers? - cardiovascular, respiratory, circulatory, nervous, digestive, skeletal, etc What ...

PLTW BIOMEDICAL SCIENCE GRADED A+ REVISED EXAM 1 2025/2026 Q&A It was a hot, _____ degrees F summer morning. The emergency call came in at _______ AM. - 92, 9:45 Anna Garcia was last seen by her neighbour when? What was she wearing? - The previous morning walking her dog at around 6:30 AM, a sweater The police and EMT both arrived at the crime scene at ________ AM. Where was Anna? It was _____ degrees F inside the house. - 9:56, lying face down in the entry hallway, 73 A _____...

PHAR 100 EXAM 3 2O25 GRADED A+ REVISED NEW EDITION EXAMNINATION QUESTIONS AND ANSWERS What are Food Additives? - Food additives are substances that are added to food to improve the appearance, texture, and storage of food. This may also include substances added during the processing of food or added to improve nutritive value (e.g., addition of vitamins and minerals to certain foods, such as the addition of iodine to salt). Food additives can be categorized into two classes: - uninte...

PHAR 100 EXAM 2O25/2026 REVISED NEW EDITION EXAMNINATION QUESTIONS AND ANSWERS Central nervous system (C N S): - The portion of the nervous system comprised of the brain and spinal cord. Humans have used drugs since before recorded history. Early written records from China and Egypt provide a glimpse of the ancient traditions of drug use. Although a few useful drugs (e.g., opium) were identified over )_____ years ago, the majority of clinically useful drugs have been developed ove...

PHAR 100 EXAM 2O25/2026 EXAMNINATION QUESTIONS AND ANSWERS drugs - any substance received by a biological system that is not for nutritional purposes pharmacology - science of drugs including their uses, effects, and modes of action Influence of poison: Curare - Used as poison: indigenous people of the amazon used to dip their bows in it because it caused paralysis and death Used as a drug: used by anaesthesiologists to relax a muscle during surgery influence of poison: ergot - Po...

PHAR 100 EXAM 2O25/2026 MID YEAR EXAM QUESTIONS AND ANSWERS drug - any substance received by a biological system not received for nutritive purposes, that influences biological health of an organism pharmacology - science of drugs, including uses, effects and modes of action ancient Greece - pupil of Aristotle wrote about opium from opium poppy, isolated morphine from opium ancient Egypt - medical textbook of drug use written in 1550 B.C., recommended Senna for purgative ancien...

PHAR 100 EXAM 2O25/2026 EXAM QUESTIONS AND ANSWERS A nurse administering medications has many responsibilities. Among these responsibilities is a knowledge of pharmacokinetics. Which statement is the best description of pharmacokinetics? Select one: a. The passage of medication molecules into the blood from the site of administration. b. The degree to which medications bind to serum proteins, which affects distribution. c. The study of how medications enter the body, reach t...

PHAR 100 EXAM 2O25/2026 STUDY GUIDE EXAM QUESTIONS AND ANSWERS Codeine - 0.5% opium Pain relief Morphine - 10% opium Immense pain reliever Gold standard drug Curare - Indigenous people dipped arrows, causing paralysis to animals Paul Enrich (father of chemo) Gerhard Domagk Alexander Fleming Selman Waksman Morton - Organ arsenicals--> syphilis Sulpha drugs Penicillin Streptomycin (TB) Ether Receptor - Molecule located on the inside or outside of a cell that ...