[SOLVED] BIO 251 BIO 251 Quiz 8. Questions and answer (well explained) | Download To Score A.

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BIO 251 QUIZ 8 Question 51 of 75 1.5 / 1.5 Points Under normal circumstances, bronchoconstriction is caused by and bronchodilation is caused by . • A. Sympathetic nervous system; parasy... mpathetic nervous system • B. Parasympathetic nervous system; sympathetic nervous system • C. Voluntary control; involuntary control • D. Involuntary control; voluntary control • E. None of the above Feedback: Good work; your answer is correct! Question 52 of 75 1.5 / 1.5 Points Which of the following are ways CO2 is transported in the blood? • A. As bicarbonate (HCO3–) • B. As dissolved C02 in plasma • C. As carbaminohemoglobin • D. All of the above • E. None of the above Feedback: Good work; your answer is correct! Question 53 of 75 1.5 / 1.5 Points At a birthday party, a teen decides to inhale some of the helium from a nearby balloon using his mouth. Before the helium gas reaches his right and left lungs, through which order of structures will it flow? • A. Oral cavity to the trachea to the trachea to the nasopharynx to the right and left main bronchi • B. Oral cavity to the oropharynx to the trachea to the right and left main bronchi • C. Oral cavity to the nasopharynx to the trachea to the right and left main bronchi • D. Oral cavity to the right and left main bronchi to the trachea to the oropharynx • E. Oral cavity to the trachea to the larynx to the right and left main bronchi Feedback: Good work; your answer is correct! Question 54 of 75 1.5 / 1.5 Points is the maximum amount of air one can exhale by force after a normal expiration. • A. Vital capacity • B. Expiratory reserve volume • C. Tidal volume • D. Inspiratory reserve volume • E. Residual volume Feedback: Good work; your answer is correct! Question 55 of 75 1.5 / 1.5 Points How many molecules of oxygen can one molecule of hemoglobin carry? • A. 3 • B. 1 • C. 5 • D. 4 • E. 2 Feedback: Good work; your answer is correct! Part 9 of 10 - Part 9 15.0/ 15.0 Points From chapter 23 Question 56 of 75 1.5 / 1.5 Points The correctly sequenced sections of the small intestine are: , , . • A. Duodenum; jejunum; ileum • B. Ileum, jejunum; duodenum • C. Duodenum; ileum; jejunum • D. Jejunum; duodenum; ileum • E. None of the above is correct Feedback: Good work; your answer is correct! Question 57 of 75 1.5 / 1.5 Points The two regulatory mechanisms (controls) of the digestive system are and . • A. Neural and hormonal • B. Hormonal and enzymatic • C. Neural and enzymatic • D. The digestive system only has enzymatic control and nothing else • E. None of the above Feedback: Good work; your answer is correct! Question 58 of 75 1.5 / 1.5 Points Our body’s ability to absorb vitamins from foods and supplements we take is vital to our health. Why do you think consuming some fat in the diet is important? • A. We need fat to help with absorption of fat-soluble vitamins such as A, D, E, and K • B. We need fat to help with absorption of water-soluble vitamins such as C, B1, B6 and B9 • C. We need fat to help with absorption of protein • D. We need fat to help with absorption of fiber • E. None of the above Feedback: Good work; your answer is correct! Question 59 of 75 1.5 / 1.5 Points The stomach is protected from self-digestion by the . When this breaks down, can form and be painful. • A. Muscularis mucosa; nodules • B. Mucosal barrier; ulcers • C. Duodenum; ulcers • D. Serosa; nodules • E. None of the above is correct Feedback: Good work; your answer is correct! Question 60 of 75 1.5 / 1.5 Points The is the thin layer of the mucosa responsible for pulling the mucosa into its many folds which increases the surface area of the alimentary canal. • A. Muscularis (externa) • B. Submucosa • C. Serosa • D. Muscularis mucosa • E. None of the above Feedback: Good work; your answer is correct! Question 61 of 75 1.5 / 1.5 Points What helps to break down the fat we eat during digestion? • A. Lipases • B. Salivary amylase • C. Pepsin • D. Pepsinogen • E. None of the above Feedback: Good work; your answer is correct! Question 62 of 75 1.5 / 1.5 Points Which of the following is not considered an accessory organ of digestion? • A. Pancreas • B. Large intestine • C. Gallbladder • D. Liver • E. None of the above are considered accessory organs of digestion Feedback: Good work; your answer is correct! Question 63 of 75 1.5 / 1.5 Points Food makes its way from the esophagus into the stomach. Before passing into the stomach it must go through the . • A. Lower esophageal sphincter • B. Oropharynx • C. Trachea • D. Upper esophageal sphincter • E. Duodenum Feedback: Good work; your answer is correct! Question 64 of 75 1.5 / 1.5 Points The secretes into the . • A. Liver; gastrin; pancreatic duct • B. Pancreas; pepsinogen; common hepatic duct • C. Gallbladder; bile; common bile duct • D. Pancreas; bile; pancreatic duct • E. None of the above Feedback: Good work; your answer is correct! Question 65 of 75 1.5 / 1.5 Points How many lobes does the liver have? • A. 1 • B. 4 • C. 2 • D. 5 • E. 3 Feedback: Good work; your answer is correct! Part 10 of 10 - Part 10 15.0/ 15.0 Points From chapter 25 Question 66 of 75 1.5 / 1.5 Points A normal urinalysis would include each of the following: • A. pH of 3 to 6 • B. pale yellow to deep amber color • C. odorless • D. specific gravity of 1.003–1.032 • E. B, C, and D are correct Feedback: Good work; your answer is correct! Question 67 of 75 1.5 / 1.5 Points Which of the following statement(s) is/are true of the kidney? • A. Each kidney is approximately the same size as an adult’s fist. • B. Is located posterior to the abdominal peritoneum. • C. Are well protected by ribs 10 – 12. • D. Is very poorly vascularized. • E. A, B, and C are correct. Feedback: Good work; your answer is correct! Question 68 of 75 1.5 / 1.5 Points A normal daily urine output should be: • A. 2 –3 L • B. 500 – 800 mL • C. 3 – 4 L • D. 1 – 2 L • E. 200 – 500 mL Feedback: Good work; your answer is correct! Question 69 of 75 1.5 / 1.5 Points Urine is produced by the kidneys because of fluid that flows through which of the following? • A. Bowman’s capsule • B. Proximal convoluted tubule • C. Loop of Henle • D. Distal convoluted tubule • E. All of the above are involved in sequence. Feedback: Good work; your answer is correct! Question 70 of 75 1.5 / 1.5 Points Renin is released in response to . • A. low red blood cell count • B. decreased blood pressure • C. diuretics • D. ACE • E. increased blood pressure Feedback: Good work; your answer is correct! Question 71 of 75 1.5 / 1.5 Points Peristaltic contractions occur in the . • A. urethra • B. urinary bladder • C. ureters • D. renal pelvis • E. A, B, and C are correct Feedback: Good work; your answer is correct! Question 72 of 75 1.5 / 1.5 Points The urinary system has some of the following roles in the human body: • A. Ridding the body of wastes • B. Regulation of blood pH • C. Regulation of blood pressure • D. Stimulate the production of red blood cells • E. All of the above are true. Feedback: Good work; your answer is correct! Question 73 of 75 1.5 / 1.5 Points The functional unit of the kidney is called the . • A. Bowman’s capsule • B. renal corpuscle • C. nephron • D. Loop of Henle • E. renal hilus Feedback: Good work; your answer is correct! Question 74 of 75 1.5 / 1.5 Points The renal is the entry and exit site for structures servicing the kidneys. • A. Pelvis • B. Medulla • C. Hilum • D. Cortex • E. None of the above is true. Feedback: Good work; your answer is correct! Question 75 of 75 1.5 / 1.5 Points The volume of filtrate formed by both kidneys per minute is termed the . • A. uremic coefficient • B. anuric coefficient • C. glomerular filtration rate (GFR) • D. filtration quantity • E. None of the above Feedback: Good work; your answer is correct! [Show More]

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