Bio 169 exam 1 - Study guides, Class notes & Summaries

BIO 169 Exam 1 Questions and Answers Already Passed What is an essential aspect of factors that resist blood flow? All of the Above What term describes a network that permits an organ to be supplied by several arteries or to drain through multiple veins? Vascular anastomoses How should arteries be accurately described in terms of their role? They are the vessels that deliver blood away from the heart What effect does a drop in hematocrit have on the viscosity of blood and cons...

BIO 169 Exam 1 Questions and Answers Already Passed What term is used to describe the body's ability to keep its internal conditions steady within a range of normal limits? Homeostasis Which chemical can function as a neurotransmitter in some parts of the body and as a hormone in others? Norepinephrine What are hormones called that act on the same cell that produces them? Autocrines Which type of local signaling molecules, derived from fatty acids, influence various tissue...

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Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Questions and Answers Bio 169 exam 1 Quest...

BIO 169 Exam 1; Questions & Answers 100% Correct Does the endocrine system work slow or fast? Correct answer-Slow but lasts longer Which system does the endocrine system work with? Correct answer-Nervous system What are functions of the endocrine system? Correct answer-regulates metabolism, digestion, reproduction Free hormones act on their target tissues immediately after being delivered from the blood. True or False Correct answer-True Exocrine secretes glands through ducts true or ...

BIO 169 Exam 1; Questions & Answers 100% Correct Which of the following are important sources of resistance to blood flow? Correct answer-All of the Above A _________ allows an organ to recieve blood from more then one arterial source or drain blood into more then one vein. Correct answer-vascular anastomose

Bio 169 exam 1; Questions & Answers 100% Correct endocrine system Correct answer-Composed of ductless glands that synthesize and secrete hormones Hormones are released into the blood and transported throughout the body target cells Correct answer-cells that have receptors for a particular hormone endocrine glands Correct answer-Glands of the endocrine system that release hormones into the bloodstream

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BIO 169 Exam 1; Questions & Answers 100% Correct What type of hormone can cross the plasma membrane to bind to a receptor in the cytosol or nucleus? Correct answer-Hydrophobic hormones ADH (antidiuretic hormone) is secreted in response to: Correct answer-Increased solute concentration of the body fluids Urine volume ____ when ADH (antidiuretic hormone) secretion decreases. Correct answer-Increases What is the function of thymosin? Correct answer-Development and maturation of the im...