The student is reviewing the renin-angiotensin-aldosterone system (RAAS). Which of the following are physiological effects of angiotensin II? (Select all that apply), Angiotensin II acts as a vasoconstrictor, Angiotensin II promotes potassium reabsorption in the distal convoluted tubule (DCT), Angiotensin II stimulates the release of atrial natriuretic peptide (ANP), Angiotensin II stimulates the release of antidiuretic hormone (ADH), Angiotensin II decreases extracellular fluid (ECF) volume, The student is caring for a client who has experienced significant blood loss. Which of the following physiological responses are expected when blood volume decreases? (Select all that apply), ADH plasma concentration increases, Aldosterone secretion increases, Kidney tubule reabsorption of sodium increases, Urine volume decreases, Serum concentration of atrial natriuretic peptide (ANP) increases, The student is studying male reproductive anatomy. Through which of the following structures do sperm pass to reach the urethral meatus during ejaculation? (Select all that apply), Bladder, Ueter, Kidneys, Urethra, Vas deferens, The student is reviewing female reproductive development. Which of the following are effects of estrogen during puberty? (Select all that apply), Breast development, Growth of facial hair, Enlargement of the larynx, Uterine growth, Growth of the vagina and fallopian tubes, The student is studying the ovarian and uterine cycles. Which of the following occur during the follicular (proliferative) phase? (Select all that apply), Estrogen levels rise during the mid to late follicular phase, Formation of the corpus luteum, Growth and development of ovarian follicles, Thickening of the endometrium, Significant increase in progesterone levels, The nurse is caring for a client with a blockage of the bile ducts. Which class of macromolecules will be most affected in digestion?, Carbohydrates, Lipids, Proteins, Starches, The student is reviewing gastrointestinal anatomy. Which structure regulates the passage of contents from the stomach into the duodenum?, Cardiac sphincter, Duodenal papilla, Lower esophageal sphincter, Pyloric sphincter, The student is studying the layers of the gastrointestinal tract. Which muscle layer of the muscularis externa is unique to the stomach?, Circular layer, Longitudinal layer, Oblique layer, Submuscularis layer, The student is reviewing adaptations of the small intestine for absorption. Which sequence correctly lists structures from largest to smallest?, Villi → microvilli → plicae circularis, Plicae circularis → villi → microvilli, Microvilli → villi → plicae circularis, Microvilli → plicae circularis → villi, The student is reviewing nutritional guidelines. Which of the following is NOT recommended by Canada’s Food Guide?, Choose plant-based protein foods more often, Consume a variety of fruits and vegetables, Disregard nutrition labels when selecting foods, Limit the intake of highly processed foods, The student is studying kidney physiology. Which structure of the nephron is primarily responsible for filtration of blood?, Collecting duct, Distal convoluted tubule, Glomerulus, Proximal convoluted tubule, 12. The student is reviewing hormonal regulation of water balance. Which of the following leads to increased water permeability in the collecting ducts?, Increased levels of antidiuretic hormone (ADH), Increased levels of atrial natriuretic peptide (ANP), Increased levels of aldosterone, Decreased plasma osmolarity, The student is studying the regulation of renin secretion. Under which conditions are the kidneys stimulated to release renin?, Reduced arterial blood pressure, Decreased sodium concentration in the distal convoluted tubule, Reduced circulating blood volume, All of the above, The student is reviewing the function of the juxtaglomerular apparatus. Which of the following statements is incorrect?, It helps regulate the rate of filtrate formation, It plays a role in regulating systemic blood pressure, Its granular cells secrete renin, Its macula densa cells reabsorb potassium, The student is reviewing the renin-angiotensin system. Which enzyme is responsible for converting angiotensinogen into angiotensin ?, Antidiuretic hormone (ADH), Aldosterone, Angiotensin-converting enzyme (ACE), Renin, The student is studying fluid and electrolyte balance. The regulation of total body water is most closely associated with which ion?, Calcium (Ca²⁺), Hydrogen (H⁺), Potassium (K⁺), Sodium (Na⁺), The student is reviewing the urinary system. Which of the following sequences correctly describes the flow of urine from its formation in the kidney to its elimination from the body? 1. Major calyx 2. Minor calyx 3. Nephron 4. Urethra 5. Ureter 6. Collecting duct, 3, 1, 2, 6, 5, 4, 6, 3, 2, 1, 5, 4, 2, 1, 3, 6, 5, 4, 3, 6, 2, 1, 5, 4, The student is reviewing glomerular filtration. Which of the following substances is normally not freely filtered at the glomerulus?, Albumin, Amino acids, Glucose, Urea, The student is studying the juxtaglomerular apparatus. The macula densa cells primarily detect changes in which of the following within the filtrate?, Glucose concentration, Potassium concentration, Sodium concentration, Urea concentration, The student is reviewing calcium homeostasis. Which of the following substances plays the most significant role in regulating serum calcium levels?, Aldosterone, Angiotensin II, Antidiuretic hormone (ADH), Parathyroid hormone (PTH), The student is assessing acid-base balance. Which of the following substances function as acids in the body?, Bicarbonate, Carbon dioxide (when dissolved in water), Hydrochloric acid, Both B and C, The student is reviewing acid-base physiology. Which of the following substances is classified as a base?, Bicarbonate, Carbon dioxide, Lactic acid, Ketone bodies, The student is studying the male reproductive system. Where does spermatogenesis primarily occur?, Ejaculatory duct, Seminiferous tubules, Urethra, Vas deferens, The student is reviewing endocrine control of reproduction. From which structure are luteinizing hormone (LH) and follicle-stimulating hormone (FSH) secreted?, Anterior pituitary gland, Hypothalamus, Posterior pituitary gland, Ovaries, The student is studying blood composition. Which of the following components is primarily responsible for oxygen transport?, Platelets, Plasma proteins, Red blood cells, White blood cells, The student is reviewing hematopoiesis. Where are blood cells primarily produced in adults?, Liver, Spleen, Red bone marrow, Lymph nodes, The student is studying hemostasis. Which of the following cells are directly involved in blood clot formation?, Erythrocytes, Leukocytes, Platelets, Lymphocytes, The student is reviewing cardiac anatomy. Which chamber of the heart pumps oxygenated blood into the systemic circulation?, Right atrium, Right ventricle, Left atrium, Left ventricle, The student is studying the cardiac conduction system. Which structure acts as the natural pacemaker of the heart?, Atrioventricular (AV) node, Sinoatrial (SA) node, Bundle of His, Purkinje fibers, The student is reviewing heart valves. Which valve is located between the left atrium and left ventricle?, Tricuspid valve, Pulmonary valve, Mitral (bicuspid) valve, Aortic valve, The student is studying blood vessels. Which type of vessel is primarily responsible for exchange of gases and nutrients?, Arteries, Veins, Capillaries, Arterioles, The student is reviewing circulation. Which circulation pathway carries deoxygenated blood from the heart to the lungs? , Systemic circulation, Coronary circulation, Pulmonary circulation, Portal circulation, The student is studying blood pressure regulation. Which factor has the greatest direct effect on vascular resistance?, Blood volume, Vessel diameter, Heart rate, Oxygen saturation, The student is reviewing the lymphatic system. What is the primary function of lymph nodes?, Produce red blood cells, Filter lymph and house immune cells, Pump lymph fluid, Store platelets, The student is studying immunity. Which type of immunity is present at birth?, Active immunity, Passive immunity, Innate immunity, Adaptive immunity, The student is reviewing immune cells. Which cells are primarily responsible for producing antibodies?, T lymphocytes, B lymphocytes, Neutrophils, Macrophages, The student is studying respiratory anatomy. Which structure is the primary site of gas exchange in the lungs?, Bronchi, Bronchioles, Alveoli, Trachea, The student is reviewing breathing mechanics. Which muscle is primarily responsible for inspiration?, Internal intercostals, External intercostals, Diaphragm, Abdominal muscles, The student is studying oxygen transport. What is the main protein responsible for carrying oxygen in the blood?, Albumin, Hemoglobin, Fibrinogen, Globulin, The student is reviewing digestive anatomy. Where does most chemical digestion and nutrient absorption occur?, Stomach, Large intestine, Small intestine, Esophagus, The student is studying liver function. Which substance is produced by the liver to aid in fat digestion?, Insulin, Bile, Pepsin, Amylase, The student is reviewing pancreatic function. Which enzyme is responsible for the digestion of carbohydrates?, Lipase, Protease, Amylase, Trypsin, The student is studying nutrient absorption. Which structure increases the surface area of the small intestine?, Haustra, Villi, Rugae, Teniae coli, The student is reviewing waste elimination. Which organ is primarily responsible for water reabsorption and formation of feces?, Stomach, Liver, Small intestine, Large intestine, The student is studying metabolism. Which organ is primarily responsible for regulating metabolic rate through hormone secretion?, Pancreas, Thyroid gland, Liver, Adrenal gland, The student is reviewing nutrient metabolism. Which of the following is the main storage form of glucose in the body?, Glycogen, Glucose, Cellulose, Starch, The student is studying protein metabolism. Which organ plays the major role in deamination of amino acids?, Kidney, Pancreas, Liver, Small intestine, The student is reviewing energy production. Which process generates the greatest amount of ATP?, Glycolysis, Krebs cycle, Electron transport chain, Fermentation, The student is studying vitamins. Which of the following are fat-soluble vitamins? (Select all that apply), Vitamin A, Vitamin B12, Vitamin D, Vitamin E, The student is reviewing kidney function. Which of the following processes occur in the nephron? (Select all that apply), Filtration, Reabsorption, Secretion, Ventilation, The student is studying urine formation. Which substance is normally present in urine?, Glucose, Protein, Urea, Hemoglobin, The student is reviewing fluid balance. Which of the following fluids are classified as extracellular fluid (ECF)? (Select all that apply), Interstitial fluid, Intracellular fluid, Plasma, Lymph, The student is studying electrolytes. Which electrolyte is most important for cardiac electrical activity?, Sodium, Potassium, Calcium, Chloride, The student is reviewing acid-base balance. Which of the following are considered acids in the body? (Select all that apply), Carbonic acid, Lactic acid, Bicarbonate, Ketone bodies, The student is studying pH regulation. Which system provides the fastest response to acidbase imbalance?, Renal system, Respiratory system, Buffer systems, Endocrine system, The student is reviewing fluid imbalance. Which of the following are signs of dehydration? (Select all that apply), Increased heart rate, Dry mucous membranes, Decreased urine output, Edema, The student is studying the male reproductive system. Which structure produces testosterone?, Seminiferous tubules, Prostate gland, Leydig cells, Epididymis, The student is reviewing sperm development. Which of the following structures are involved in sperm maturation and transport? (Select all that apply), Epididymis, Vas deferens, Urethra, Kidney, The student is studying the female reproductive system. Where does fertilization most commonly occur?, Uterus, Ovary, Fallopian tube, Cervix, The student is reviewing ovarian hormones. Which of the following hormones are produced by the ovaries? (Select all that apply), Estrogen, Progesterone, Testosterone, Insulin, The student is studying the menstrual cycle. Which phase is characterized by progesterone dominance?, Follicular phase, Ovulatory phase, Luteal phase, Menstrual phase, The student is reviewing pregnancy physiology. Which hormone maintains the corpus luteum in early pregnancy?, Estrogen, rogesterone, hCG, LH, The student is studying electrolyte imbalance. Which of the following may occur with hyperkalemia? (Select all that apply), Cardiac arrhythmias, Muscle weakness, Increased reflexes, Bradycardia, The student is reviewing urinary regulation. Which of the following factors increase urine production? (Select all that apply), Decreased ADH, Increased ANP, Increased aldosterone, increased blood pressure, The student is studying tooth anatomy. Which structure forms the outermost protective layer of the crown of the tooth?, Dentin, Enamel, Cementum, Pulp, The student is reviewing dental structures. Which of the following components are found within a tooth? (Select all that apply), Enamel, Dentin, Pulp, Cartilage, The student is studying cardiac anatomy. Which structure separates the right and left ventricles?, Interatrial septum, Interventricular septum, Mitral valve, Tricuspid valve, The student is reviewing heart anatomy. Which of the following valves prevent backflow into the ventricles? (Select all that apply), Aortic valve, Pulmonary valve, Tricuspid valve, Mitral valve, The student is studying the respiratory system. Which structure connects the larynx to the bronchi?, Pharynx, Trachea, Bronchiole, Alveoli, The student is reviewing respiratory anatomy. Which of the following structures are part of the upper respiratory tract? (Select all that apply), Nasal cavity, Pharynx, Larynx, Alveoli, The student is studying kidney anatomy. Which region of the kidney contains the renal pyramids?, Renal cortex, Renal pelvis, Renal medulla, Renal capsule, The student is reviewing urinary structures. Which of the following are components of the nephron? (Select all that apply), Glomerulus, Loop of Henle, Collecting duct, Ureter, The student is studying the male reproductive system. Which structure stores sperm after production?, Testes, Epididymis, Vas deferens, Seminal vesicle, The student is reviewing male reproductive anatomy. Which of the following glands contribute to semen production? (Select all that apply), Prostate gland, Seminal vesicles, Bulbourethral glands, Thyroid gland, The student is studying the female reproductive system. Which structure is the site of implantation of a fertilized egg?, Ovary, Fallopian tube, Uterus, Cervix, The student is reviewing female reproductive anatomy. Which of the following structures are part of the female reproductive tract? (Select all that apply), Uterus, Vagina, Fallopian tubes, Ureter, The student is studying digestive anatomy. Which organ produces bile?, Gallbladder, Liver, Pancreas, Stomach, The student is reviewing digestive structures. Which of the following organs are accessory digestive organs? (Select all that apply), Liver, Pancreas, Gallbladder, Esophagus, The student is studying the stomach. Which region of the stomach connects to the duodenum?, Fundus, Body, Cardia, Pylorus, The student is reviewing intestinal anatomy. Which of the following structures are parts of the large intestine? (Select all that apply), Cecum, Colon, Rectum, Jejunum, The student is studying cardiovascular anatomy. Which vessel carries oxygenated blood from the lungs to the heart?, Pulmonary artery, Aorta, Pulmonary vein, Superior vena cava, The student is reviewing blood vessels. Which of the following vessels carry deoxygenated blood? (Select all that apply), Veins, Pulmonary artery, Aorta, Capillaries, The student is studying respiratory physiology. Which structure is responsible for preventing food from entering the airway?, Epiglottis, Uvula, Tonsils, Glottis, The student is reviewing the digestive system. Which of the following enzymes are involved in protein digestion? (Select all that apply), Pepsin, Trypsin, Amylase, Chymotrypsin, The student is studying cardiovascular anatomy. Which layer of the heart is responsible for contraction?, Endocardium, Myocardium, Pericardium, Epicardium, The student is reviewing blood components. Which of the following cells are involved in immune defense? (Select all that apply), Neutrophils, Lymphocytes, Erythrocytes, Monocytes, The student is studying respiratory anatomy. Which structure contains the vocal cords?, Pharynx, Larynx, Trachea, Bronchi, The student is reviewing lung anatomy. Which of the following are functions of the respiratory system? (Select all that apply), Gas exchange, Regulation of blood pH, Production of red blood cells, Voice production, The student is studying kidney function. Which structure collects urine from the nephrons before it enters the ureter?, Renal cortex, Renal medulla, Renal pelvis, Minor calyx, The student is reviewing urinary physiology. Which of the following substances are normally reabsorbed in the nephron? (Select all that apply), Glucose, Sodium, Water, Creatinine, The student is studying male reproductive anatomy. Which structure transports sperm from the epididymis to the urethra?, Seminiferous tubules, Vas deferens, Prostate gland, Ejaculatory duct, The student is reviewing female reproductive physiology. Which of the following hormones regulate the menstrual cycle? (Select all that apply), Estrogen, Progesterone, FSH, Insulin, The student is studying digestive physiology. Which enzyme begins the digestion of proteins in the stomach?, Amylase, Lipase, Pepsin, Trypsin, The student is reviewing gastrointestinal function. Which of the following are functions of the large intestine? (Select all that apply), Water absorption, Vitamin production by bacteria, Protein digestion, Feces formation, The student is studying metabolism. Which hormone lowers blood glucose levels?, Glucagon, Cortisol, Insulin, Epinephrine, The student is reviewing endocrine regulation. Which of the following hormones increase blood glucose levels? (Select all that apply), Glucagon, Cortisol, Insulin, Epinephrine, The student is studying fluid balance. Which compartment contains the majority of body water?, Intracellular fluid, Interstitial fluid, Plasma, Lymph, The student is reviewing electrolytes. Which of the following are major extracellular electrolytes? (Select all that apply), Sodium, Chloride, Potassium, Calcium, The student is studying acid-base balance. Which organ system plays the primary role in long-term regulation of pH?, Respiratory system, Renal system, Digestive system, Endocrine system, The student is reviewing homeostasis. Which of the following mechanisms help maintain acid-base balance? (Select all that apply), Buffer systems, Respiratory regulation, Renal regulation, Skeletal muscle contraction.

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