BIO 251
San Francisco state university
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BIO 251 - Quiz 5. Questions with Answers.
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BIO 251 - Quiz 5. Questions with Answers. 
 
BIO 251 - Quiz 5. Questions with Answers. 
 
Part 1 of 1 - Part 1 100.0/ 100.0 Points 
From chapter 25 (25.1-25.10) 
Question 1 of 25 
4.0/ 4.0 Points 
The “fine tuning” of water recovery or disposal occurs in ________. 
 
A. the proximal convoluted tubule 
 
B. the collecting ducts 
 
C. the ascending loop of Henle 
 
D. the distal convoluted tubule 
 
E. the descending loop of Henle 
Feedback: Good work; your answer is correct! ...
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BIO 251 - Quiz 2. Questions and Answers. Complete Solutions Guide.
- Exam (elaborations) • 17 pages • 2023
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BIO 251 - Quiz 2. Questions and Answers. Complete Solutions Guide. 
 
Part 1 of 1 - Part 1 100.0/ 100.0 Points 
From chapter 18 (18.1-18.6) 
Question 1 of 20 
5.0/ 5.0 Points 
Which of the following is/are correct in describing thrombosis: 
 
A. A condition characterized by excessive numbers of platelets that increases the risk for 
excessive clot formation, a condition known as thrombosis. 
 
B. Thrombosis is a very common, always harmless condition that occurs in the body. 
 
C. A thr...
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BIO 251 - FINAL PART 3. QUESTIONS AND ANSWERS. COMPLETE GUIDE.
- Exam (elaborations) • 20 pages • 2023
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BIO 251 - FINAL PART 3. QUESTIONS AND ANSWERS. COMPLETE GUIDE. 
 
BIO 251 FINAL PT 3 
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; parasympathetic nervous system 
 
B. Parasympathetic nervous system; sympathetic nervous system 
 
C. Voluntary control; involuntary control 
 
D. Involuntary control; voluntary control 
 
E. None o...
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BIO 251 - Unit Exam 1: Part 1. Questions and Answers.
- Exam (elaborations) • 20 pages • 2023
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BIO 251 - Unit Exam 1: Part 1. Questions and Answers. 
 
Question 1 of 50 
2.0/ 2.0 Points 
Hormones regulate certain target cell responses. These can include which of the following? 
 
A. Metabolism 
 
B. All of the above are correct. 
 
C. Fluid balance 
 
D. Sexual function 
 
E. Growth and development of tissue 
Feedback: Good work; your answer is correct! 
Question 2 of 50 
2.0/ 2.0 Points 
The function of the placental hormone human placental lactogen (hPL) is to ________. 
...
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BIO 251 - Unit Exam 1: Part 2. Questions and Answers. Complete Solutions Guide.
- Exam (elaborations) • 22 pages • 2023
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BIO 251 - Unit Exam 1: Part 2. Questions and Answers. Complete Solutions Guide. 
 
BIO 251 UNIT EXAM 1 Part 2 
Question 25 of 50 
2.0/ 2.0 Points 
Which of the following is/are correct in describing thrombosis: 
 
A. A condition characterized by excessive numbers of platelets that increases the risk for 
excessive clot formation, a condition known as thrombosis. 
 
B. Thrombosis is a very common, always harmless condition that occurs in the body. 
 
C. A thrombosis is always harmless be...
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