BIO 201 Human Anatomy & Physiology - NAU-Final Exam (Latest And Graded A+)

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Which of the following lists levels of human structure from the most complex to the simplest? A. Organelle, cell, tissue, organ, organ system B. Organ system, organ, cell, tissue, organelle C. Or... gan system, organelle, tissue, cell, organ D. Organ system, organ, tissue, cell, organelle E. Organ, organ system, tissue, cell, organelle - ANSWER D. Organ system, organ, tissue, cell, organelle Metabolism is the sum of _________ and _________. A. inhalation; exhalation B. growth; differentiation C. anabolism; catabolism D. respiration; expiration - ANSWER C. anabolism; catabolism We live in an ever-changing environment outside of our body, yet our internal conditions remain relatively stable. This is called_________. A. Homeostasis B. Metastasis C. Responsiveness D. Adaptation E Evolution - ANSWER A. Homeostasis An educated speculation or a possible answer to a question that can be tested is called a(n) _______. A. Scientific Method B. Theory C. Law D. Hypothesis E. Fact - ANSWER D. Hypothesis Which of these has the highest H+ concentration? A. stomach secretions, pH = 2.3 B. red wine, pH = 3.2 C. saliva, pH = 6.6 D. household ammonia, pH = 10.8 - ANSWER A. stomach secretions, pH = 2.3 Which of the following molecules is a buffer in your extracellular fluid? A. Cl- B. HCO3- C. Na+ D. K+ - ANSWER B. HCO3- What does the term hypernatremia mean? A. low potassium concentration B. high potassium concentration C. low sodium concentration D. high sodium concentration - ANSWER D. high sodium concentration Which of the following is an example of positive feedback control? A. a decrease in blood pressure after a decrease in heart rate B. an increase in fluid excretion after drinking Coca Cola C. an increase in uterine contractions from oxytocin secretion in labor D. an increase in shivering after [Show More]

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