Quiz 1 Physiology Lab.docx

Quiz 1 Physiology Lab 1. Which of the following is NOT a function of the kidneys? a\. Regulation of electrolyte balance b\. Production of digestive enzymes c\. Regulation of blood pressure d\. Filtration of waste products from the blood Feedback Your answer is correct. The correct answer is...

Quiz 1 Physiology Lab 1. Which of the following is NOT a function of the kidneys? a\. Regulation of electrolyte balance b\. Production of digestive enzymes c\. Regulation of blood pressure d\. Filtration of waste products from the blood Feedback Your answer is correct. The correct answer is: Production of digestive enzymes 2. 4.8 x 10\^9 gigaliters to liters: a\. 4.8 x 10\^17 liters b\. 4.8 x 10\^18 liters c\. 4.8 x 10\^16 liters d\. 4.8 x 10\^19 liters e\. 4.8 x 10\^20 liters Feedback Your answer is incorrect. The correct answer is: 4.8 x 10\^18 liters 3. Convert 5 kg to grams. a\. 5x10\^6 grams b\. 5x10\^-3 grams c\. 5x10\^3 grams d\. 5x10\^-6 grams e\. None of the above Feedback Your answer is incorrect. The correct answer is: 5x10\^3 grams 4. Which of the following organ system pairs and their function are correctly matched? a\. Cardiovascular and Respiratory Systems: Transport oxygen and nutrients to cells, and remove carbon dioxide and waste products. b\. Lymphatic and Immune Systems: Regulate body temperature and water balance. c\. Digestive and Urinary Systems: Control of body movements and sensory processing. d\. Integumentary and Nervous Systems: Protect the body from disease and synthesize vitamins. Feedback Your answer is incorrect. The correct answer is: Cardiovascular and Respiratory Systems: Transport oxygen and nutrients to cells, and remove carbon dioxide and waste products. 5. Which of the following levels of organization will be the heart? a\. Molecule b\. Tissue c\. Organ System d\. Organ e\. Cell Feedback Your answer is correct. The correct answer is: Organ 6. A 70-year-old male with a history of severe chronic obstructive pulmonary disease (COPD) is brought to the emergency department with increasing difficulty in breathing, confusion, and drowsiness. He has been a smoker for 50 years and has a poor adherence to his prescribed inhaler therapy. On examination, his vital signs are as follows: blood pressure 140/85 mmHg, heart rate 92 bpm, respiratory rate 12 breaths/min, and oxygen saturation 84% on room air. Physical examination reveals cyanosis of the lips, use of accessory muscles for breathing, and diminished breath sounds with wheezes and crackles in both lungs. Arterial blood gas (ABG) analysis indicates the following values: pH 7.28, PaCO2 65 mmHg, HCO3- 30 mEq/L, and PaO2 55 mmHg. What is the compensation mechanism to this disease? a\. Hypoventilation b\. Secretion of HCO3- , Reabsorption of H+ c\. Hyperventilation d\. Secretion of H+, Reabsorption of HCO3- Feedback Your answer is incorrect. The correct answer is: Secretion of H+, Reabsorption of HCO3- 7. What would happen to pH if there is an increase in H+? a\. None of the above b\. Decrease acidity c\. Decrease pH d\. Increase alkalinity e\. Increase pH Feedback Your answer is incorrect. The correct answer is: Decrease pH 8. Convert 6 microgram to kilogram a\. 6x10\^15 kg b\. 6x10\^-12 kg c\. 6x10\^9 kg d\. 6x10\^12 kg e\. 6x10\^-9 kg Feedback Your answer is incorrect. The correct answer is: 6x10\^-9 kg 9. Which pair of organ systems is correctly matched with its function in the body? a\. Nervous and Endocrine Systems: Remove waste products from the bloodstream. b\. Muscular and Skeletal Systems: Provide structure and support, enable movement. c\. Digestive and Urinary Systems: Conduct signals and process information. d\. Cardiovascular and Respiratory Systems: Facilitate digestion and absorption of nutrients. Feedback Your answer is correct. The correct answer is: Muscular and Skeletal Systems: Provide structure and support, enable movement. 10. How many meters are in 2 nm? a\. 2x10\^-9 m b\. 2x10\^9 m c\. 2x10\^12 m d\. 2x10\^6 m e\. 2x10\^-12 m Feedback Your answer is correct. The correct answer is: 2x10\^-9 m 11. What is a placebo? a\. A type of surgery performed to treat a medical condition. b\. A substance or treatment that has no therapeutic effect but may still have a psychological benefit. c\. A treatment that is known to be effective for a specific condition. d\. A powerful painkiller medication. Feedback Your answer is correct. The correct answer is: A substance or treatment that has no therapeutic effect but may still have a psychological benefit. 12. Which organ is primarily responsible for regulating blood glucose levels? a\. Kidney b\. Heart c\. Liver d\. Pancreas Feedback Your answer is correct. The correct answer is: Pancreas 13. Which of the following is an example of a homeostatic process in the human body? a\. Digesting a meal b\. Lifting weights to build muscle c\. Experiencing a fever during an infection d\. Sweating to cool down the body on a hot day Feedback Your answer is correct. The correct answer is: Sweating to cool down the body on a hot day 14. What is the normal pH range for human blood? a\. 5.35 - 5.45 b\. 6.35 - 6.45 c\. 8.35 - 8.45 d\. 7.35 - 7.45 Feedback Your answer is correct. The correct answer is: 7.35 - 7.45 15. Which of the following solutions would cause a red blood cell to neither shrink nor swell and maintain its original shape ? a\. Distilled water b\. Tap water c\. Saline water d\. Salt water Feedback Your answer is incorrect. The correct answer is: Saline water 16. A 42-year-old woman is admitted to the hospital with a two-day history of persistent vomiting. She reports having severe gastritis for the past week. Her past medical history is unremarkable. On examination, she appears lethargic. Her vital signs are: blood pressure 90/60 mmHg, heart rate 110 bpm, respiratory rate 16 breaths/min, and temperature 37.0°C (98.6°F). Physical examination reveals dry mucous membranes and decreased skin turgor. Laboratory tests show serum potassium of 3.0 mEq/L and a chloride level of 95 mEq/L. Arterial blood gas (ABG) analysis reveals the following: pH 7.55, PaCO2 45 mmHg, HCO3- 34 mEq/L. Which type of Pathological pH disease? a\. Metabolic Acidosis b\. Respiratory Acidosis c\. None of the above d\. Respiratory Alkalosis e\. Metabolic Alkalosis Feedback Your answer is incorrect. The correct answer is: Metabolic Alkalosis 17. 3.1 Gm is equal to \_\_\_\_\_ mm. a\. 3.1x10\^9 mm b\. 3.1x10\^12 mm c\. 3.1x10\^15 mm d\. 3.1x10\^-9 mm e\. 3.1x10\^-15 mm f\. 3.1x10\^-12 mm Feedback Your answer is incorrect. The correct answer is: 3.1x10\^12 mm 18. Which of the following is true about respiratory alkalosis? a\. Hypoventilation is the cause. b\. pH of the blood is below 7.45. c\. Usually triggered by high altitudes. d\. The ammount of carbon dioxide in the blood is greater than normal. Feedback Your answer is correct. The correct answer is: Usually triggered by high altitudes. 19. Carbon dioxide and water create a\. Carbonic acids (strong base) b\. Carbonic acids (strong acid) c\. Carbonic acids (weak base) d\. Carbonic acids (weak acid) Feedback Your answer is incorrect. The correct answer is: Carbonic acids (weak acid) 20. What is the primary difference between \'function\' and \'process\' in physiological terms? a\. Function explains \'how\' and process explains \'why\' b\. Function explains \'why\' and process explains \'how\' c\. There is no significant difference d\. Function is about biological classification, process is not Feedback Your answer is correct. The correct answer is: Function explains \'why\' and process explains \'how\' 21. Carbonic acid is converted to water and carbon dioxide by a\. Buffer b\. Hydrogen Proton c\. Bicarbonate d\. Carbonic anhydrase Feedback Your answer is incorrect. The correct answer is: Carbonic anhydrase 22. In cases of acidosis, the pH of blood is: a\. None of the above b\. less than 7.45 c\. less than 7.35 d\. greater than 7.35 Feedback Your answer is incorrect. The correct answer is: less than 7.35 23. Which of the following best describes a hypotonic solution? a\. The solute concentration outside the cell is the same as the cytoplasm, resulting in stable cell volume. b\. The solute concentration inside and outside the cell is equal, leading to no change in cell volume. c\. The solute concentration outside the cell is higher than inside, causing the cell to shrink. d\. The solute concentration outside the cell is lower than inside, causing the cell to swell and potentially burst. Feedback Your answer is incorrect. The correct answer is: The solute concentration outside the cell is lower than inside, causing the cell to swell and potentially burst. 24. When a red blood cell is placed in a hypertonic solution, what happens to the cell? a\. It becomes more rigid. b\. It swells and may burst. c\. It remains unchanged. d\. It shrinks and may crenate. Feedback Your answer is correct. The correct answer is: It shrinks and may crenate. 25. Which of the following is the most basic? a\. Coffee (pH = 6.2 ) b\. HCl (pH = 2.8) c\. Lemon Juice (pH = 3.2 ) d\. Blood (pH = 7.4) Feedback Your answer is incorrect. The correct answer is: Blood (pH = 7.4)