NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+, Exams of Nursing

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NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Body Plane: Separating the torso superior to inferior - Correct Answer transverse Which of the following represents the correct order in which components interact in a homeostatic control system? - Correct Answer receptor, control center, effector Which of the following is the simplest level of structural organization in the human body? - Correct Answer cellular Which life process in the body sustains all others? - Correct Answer metabolism The brain is found in what body cavity? - Correct Answer dorsal cavity The maintenance of a stable internal environment within an organism is termed - Correct Answer homeostasis NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Which organ system is related to the following components: pharynx, trachea & lungs? - Correct Answer respiratory T or F: Most of the major body systems do not function based on homeostasis. - Correct Answer False Body Plane: Separating the torso side to side - Correct Answer median Which of the following applies to the armpit? - Correct Answer axillary Body Plane: Separating torso anterior to posterior - Correct Answer frontal Regional term: upper arm - Correct Answer brachial Closer to the origin of the body - Correct Answer proximal NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ superior means toward the head and inferior means ________________ the head. - Correct Answer away from T or F: MRI and CT scans are better for illuminating body cavities and their contents than x-rays - Correct Answer true Which best describes the lining of the body wall of the thoracic/lung cavity? - Correct Answer parietal plane Which anatomical term is in a different region than the others? - Correct Answer distal The study of human structure and function is considered which of the following? - Correct Answer anatomy and physiology What is the role of serous membranes covering some organs? - Correct Answer to prevent friction between the organ and body cavity wall NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ T or F: The functions of the cardiovascular system includes transporting substances to and from the cells of the body. - Correct Answer true Temperature control uses which of the following feedback mechanisms? - Correct Answer negative feedback The blood vessels and heart are organs in which system? - Correct Answer cardiovascular When the stimulus initially causes a response that actually promotes rather than reduces the stimulus, the resulting mechanism is called a: - Correct Answer positive feedback Groups of tissues working together as a functional unit are called: - Correct Answer organs The diaphragm separates which two body cavities? - Correct Answer thoracic and abdominal NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ T or F: Laparoscopic surgery typically involves the inflation of a body cavity. - Correct Answer true Regional term: Back of the knee - Correct Answer popliteal Which of the following terms refers to the frontal or chest and abdominal regions of the body? - Correct Answer ventral Time is usually represented on which axis? - Correct Answer x-axis Which axis is at the left side (vertical) part of the graph? - Correct Answer y-axis Which of the following is NOT in the Right Upper Quadrant of the abdomen? - Correct Answer hypogastric NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ T or F: The major function of RNA is to carry out the genetic instructions for protein synthesis? - Correct Answer true Water: - Correct Answer can form hydrogen bonds What is an ion? - Correct Answer an atom with a positive or negative charge Enzymes are what type of organic or biological compound? - Correct Answer protein Which pH is more acidic? - Correct Answer 3 Fatty acids with single-bonded carbon chains as in fats are: - Correct Answer saturated NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ What do the nucleic acids DNA and ATP have in common? - Correct Answer both are nucleic acids When an ionic bond forms, which part(s) of the atoms are directly involved? - Correct Answer the outermost electrons Which is associated with a synthesis reaction? - Correct Answer complex (larger) molecules from simple (smaller) molecules In a covalent bond: - Correct Answer atoms share one or more pairs of electrons Which parts of atoms can interact (react) to form chemical bonds? - Correct Answer valence electrons Kidneys play a major role in helping to maintain proper levels of Na+ and K+ ions in the body. If the kidneys fail to function properly, the possible consequences would be: - Correct Answer solute imbalance in NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ the body, blood becoming concentrated, impaired nerve impulse transmission In the chemical level of organization atoms bond together to form: - Correct Answer molecules Which subatomic particles contribute to an atom's mass number but not its atomic number? - Correct Answer neutrons Atoms of oxygen have a total of 8 electrons. Are these atoms stable? - Correct Answer No The oxygen atoms in a molecule of oxygen gas (O2) are held together by ____________, where electrons are shared. - Correct Answer a double covalent bond Which is a monomer or building block of a protein? - Correct Answer amino acid NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ T or F: The ion Na+ is electrically neutral but not stable. - Correct Answer false Which of the following is true of polar covalent bonds? - Correct Answer the electrons are shared unequally Which is considered basic/alkaline? blood, HCl added to a pH of 7, pH of 4, excess of hydrogen atoms - Correct Answer blood Which molecule has a higher degree of chmeical energy for long-term storage? - Correct Answer fats T or F: Steroids are types of lipids such as cholesterol. - Correct Answer true T or F: Polysaccharides, Glucose, Glycogen and Starch are all carbohydrates. - Correct Answer true NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Which of the following is NOT organic? phosphate (PO4-), proteins, carbohydrate, glucose (C6H12O6) - Correct Answer phosphate (PO4-) Which of the subatomic particles are NOT charged? - Correct Answer neutons Which of the following are ions and electrolytes? Cl-, K=, Ca2+, all of the above - Correct Answer all of the above Which of the following is not produced through chemical bonding? adipose (fat) tissue, the heart, cells, atoms - Correct Answer atoms What is the proton/atomic number of Carbon? - Correct Answer 6 Electrolytes are charged particles called ions that are dissolved in body fluids. Which of the following ions would be considered a major anion (- NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ charge) in the body? sodium, potassum, calcium, chlorine - Correct Answer chlorine T or F: Buffer systems maintain pH by picking up or releasing hydrogen (H+) ions. - Correct Answer true Which is NOT a property of water? moderate temperature, nonpolar, universal solvent, charged - Correct Answer nonpolar What are the by-products of cellular respiration? ATP, Carbon dioxide, water, all of the above - Correct Answer all of the above Where in a typical eukaryotic cell would you expect to find genes? - Correct Answer in the DNA within the cell's nucleus lists, in correct order, the phases of interphase? - Correct Answer G1, S, G2 NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Which of the following is NOT one of the three major components of a typical eukaryotic cell? nucleus, cytoplasm, plasma membrane, ribosomes - Correct Answer ribosomes Which of the following best explains diffusion? - Correct Answer movement of molecules from an area of high concentration to an area of low concentration Which of the following lists, in correct order, the phases of mitosis - Correct Answer prophase, metaphase, anaphase, telophase Of the three major fluid compartments in the body, what is the fluid that surrounds the cells called? - Correct Answer interstitial fluid Which of the following is the main component of the cell membrane? - Correct Answer phospholipids NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Which of the following would NOT diffuse through the plasma membrane by means of simple diffusion? lipid soluble vitamin, steroid hormone, oxygen, glucose - Correct Answer glucose Which of the following is a characteristic of the cell membrane? - Correct Answer semipermeable During which phase of the cell cycle does DNA duplication, or replication, take place? - Correct Answer interphase What is the basic difference between simple diffusion and facilitated diffusion across a cell membrane? - Correct Answer In facilitated diffusion, molecules only move with the aid of a protein in the membrane Active transport is fueled by: - Correct Answer ATP NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ movement of water from high to low concentration across a cell membrane is: - Correct Answer osmosis What is a membrane potential? - Correct Answer a voltage or electrical charge across the plasma membrane the use of vesicles to transport materials across the cell by endocytosis - Correct Answer active transport Site for protein synthesis - Correct Answer ribosome Which cell component helps to maintain the structural integrity of the cell? - Correct Answer cytoskeleton During which phase of mitosis do sister chromatids line up at the center of the cell? - Correct Answer metaphase NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ All DNA within the cell eventually gets replicated by unwinding, pairing and joining. - Correct Answer true A cell possesses: all of the above, cytoplasm, DNA, cell membrane - Correct Answer all of the above During which phase of mitosis do the sister chromatids move apart? - Correct Answer anaphase Which is associated with mitotic division? - Correct Answer sperm cell production and cell replacement If a person is severely dehydrated, their extracellular fluids will become hypertonic to the intracellular fluid. What do you predict will happen to the person's cells? - Correct Answer the cells will lose water and shrink NAS 2 Final Exam (practice for the test) Best Study Guide Latest Update 2023 Rated A+ Give the complementary DNA nitrogen base pairs for the following genetic code (based on complementary base pairing) - Correct Answer TTACGC When a double helix of DNA is replicated, two complete helices are formed. Together, these helices are called sister __________. - Correct Answer chromatids Which of the following is not required for osmosis to occur? - Correct Answer energy