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ECU BIOL 2150 EXAM 4 - RESPIRATORY SYSTEM & DIGESTIVE SYSTEM QUESTIONS ANSWERED CORRECCTLY LATEST 2026 What are the main functions of the respiratory system? - Answers To supply O2 to tissues and remove CO2 from tissues What processes do respiration require? - Answers 1. Pulmonary ventilation 2. External respiration (O2 to blood) 3. Transport of respiratory gases 4. Internal respiration (O2 to tissues) What are the components of the upper respiratory system? - Answers Nose Nasal cav...

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10 páginas

Escrito en 2025/2026

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TutorJosh

BIOL 2150 ECU DR. JONES EXAM 1 QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026 what is the length of time it takes for hormones to decrease in blood? what hormones have the shortest? - Answers half life; lipid insoluble the _____________ _____________________ releases chemical messengers (hormones) into the blood - Answers endocrine system long distance chemical signals that control the metabolic activities of cells - Answers hormones organ response is often ______________ but _________...

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7 páginas

Escrito en 2025/2026

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TutorJosh

BIOL 2150 Final Exam - Questions with Correct Answers (Verified Update) 18 Exam (elaborations) BIOL 2150 Test 2 - Questions with Correct Answers (Verified Update) 19 Exam (elaborations) Biol 2150: Digestive System - Questions with Correct Answers (Verified Update) 20 Exam (elaborations) Biol 2150: Exam 2 - Questions with Correct Answers (Verified U

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23 artículos

EmilyRhodes

BIOL 2150 Exam 3 - Questions with Correct Answers (Verified Update)

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16 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 Exam 2 Jones - Questions with Correct Answers (Verified Update) 213 questions with answers Topic: BIOL 2150 Exam 2 Jones 1. -gen on the end of the word means (fibrinoGEN) Answer: It needs to be activated 2. A platelet forms in about Answer: 60 seconds 3. Clot Retraction Answer: fluid comes out 4. Platelets contain Answer: actin and myosin 5. In Platelets Actin and Myosin help to Answer: Continue the process of stopping blood formation 6. PDGF (Platelet Derived Growth Fact...

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14 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 | Exam 1 Review | Ch. 1.1, Genetics, 21, and 22 - Questions with Correct Answers (Verified Update) 118 questions with answers Topic: BIOL 2150 | Exam 1 Review | Ch. 1.1, Genetics, 21, and 22 1. observation Answer: viewing world around you 2. experimentation Answer: controlled way of asking and answering questions about the world objectively 3. hypothesis Answer: tentative explanation for observation 4. purpose of experimentation Answer: to test hypothesis 5. controlled exp...

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8 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL.2150 - 2: Blood - Questions with Correct Answers (Verified Update)

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10 páginas

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EmilyRhodes

BIOL 2150 — Class 4 - Questions with Correct Answers (Verified Update) 45 questions with answers Topic: BIOL 2150 — Class 4 1. What is the main effect of T₃ and T₄ on cellular metabolism? A. Decrease cellular activity B. Increase cellular metabolic activity C. Stop ATP production D. Decrease oxygen consumption Answer: B. Increase cellular metabolic activity 2. Increased T₃ and T₄ levels would most directly cause: A. Decreased heat production B. Decreased oxygen consumptio...

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7 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 Test 2 - Questi1. Erythrocyte Life Span/cycle Answer: -120 days-become stiff and rigid, fragment in tiny vessels in liver and spleen, heme and globin split apart.-heme degraded into bilirubin, transported by albumin to liver-liver uses bilirubin to make bile which is secreted into small intestine and metabolized to urobilinogen-urobilinogen degraded into stercobilin which is excreted in feces giving poop brown color--iron is bound to transferin and taken to bone marrow or liver--glo...

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12 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 Final Exam - Questions with Correct Answers (Verified Update) 120 questions with answers Topic: BIOL 2150 Final Exam 1. Which of the following is not an assumption of Hardy-Weinberg equilibrium? Answer: populations must select non-random mates 2. All the alleles present in all individuals in a species are referred to as the ____ of that species. Answer: gene pool 3. In the life cycle of an angiosperm, double fertilization refers to Answer: one sperm nucleus fertilizes the egg...

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9 páginas

Escrito en 2026/2027

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EmilyRhodes

Biol 2150 exam 3 - Questions with Correct Answers (Verified Update) 113 questions with answers Topic: Biol 2150 exam 3 1. The power stroke describes: the cocking of the myosin head by hydrolysis of ATP. the binding of the myosin head to actin. the pivoting of the myosin head, which causes actin and myosin to slide relative to each other. the cycle of events involved in muscle contraction. All of these choices are correct. Answer: the pivoting of the myosin head, which causes actin and my...

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14 páginas

Escrito en 2026/2027

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EmilyRhodes

Biol 2150: Exam 2 - Questions with Correct Answers (Verified Update) 190 questions with answers Topic: Biol 2150: Exam 2 1. (thrombocytes) granules that are essential for clotting Answer: platelets 2. regulates platelet production Answer: thrombopoetin 3. when damage to endothelium causes platelets to swell/sticky/spikey Answer: plug formation 4. What is released when plug formation happens? Answer: seratonin, ADP, thromboxane A2 5. increases vascular spasm (helps reduce blood loss) ...

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12 páginas

Escrito en 2026/2027

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EmilyRhodes

Biol 2150: Digestive System - Questions with Correct Answers (Verified Update) 200 questions with answers Topic: Biol 2150: Digestive System 1. What are the organs of the digestive system? Answer: -alimentary canal, gastrointestinal tract, guts-accessory digestive organs 2. continuous muscular digestive tube that digests food and absorbs products of digestion (30ft) Answer: alimentary canal 3. What is the alimentary canal comprised of? Answer: -mouth, pharynx, esophagus, stomach, small...

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13 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 EXAM 1 - Questions with Correct Answers (Verified Update) 231 questions with answers Topic: BIOL 2150 EXAM 1 1. Endocrine System Answer: controls metabolic activity of cells releases chemical messengers into blood- hormones (long distance chemical signals) 2. why is organ response delayed but prolonged? Answer: the appropriate hormone needs to be made in reaction to the response needs to be released in the blood needs to travel needs to make way into cell 3. what does the endo...

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24 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 ECU Dr. Jones EXAM 1 - Questions with Correct Answers (Verified Update) 208 questions with answers Topic: BIOL 2150 ECU Dr. Jones EXAM 1 1. what is the length of time it takes for hormones to decrease in blood? what hormones have the shortest? Answer: half life; lipid insoluble 2. the _____________ _____________________ releases chemical messengers (hormones) into the blood Answer: endocrine system 3. long distance chemical signals that control the metabolic activities of cel...

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15 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 ECU- Cardiovascular System - Questions with Correct Answers (Verified Update) 24 questions with answers Topic: BIOL 2150 ECU- Cardiovascular System 1. What is the total length of blood vessels in the human body? Answer: 60,000 miles 2. What are the three major types of blood vessels? Answer: Arteries, veins, and capillaries 3. What is the innermost layer of blood vessels called? Answer: Tunica Interna (intima) 4. What is the function of the tunica media in blood vessels? Ans...

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2 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 DR. JONES ECU EXAM 2 - Questions with Correct Answers (Verified Update) 187 questions with answers Topic: BIOL 2150 DR. JONES ECU EXAM 2 1. what are the two categories of white blood cells? Answer: granulocytes and agranulocytes 2. name the granulocytes Answer: neutrophils, eosinophils, basophils 3. name the agranulocytes Answer: lymphocytes and monocytes 4. all white blood cells come from what kind of cell? Answer: hematopoietic stem cells (hemocytoblasts) 5. list the WBC ...

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14 páginas

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EmilyRhodes

biol 2150 class 10 objectives - Questions with Correct Answers (Verified Update) 56 questions with answers Topic: biol 2150 class 10 objectives 1. Hemostasis is the physiological process that stops [________________] following blood vessel injury to prevent blood loss. Answer: bleeding 2. Clot formation must occur [________________] to immediately minimize blood loss from the cardiovascular system. Answer: rapidly 3. Hemostasis must remain strictly [________________] to the injured sit...

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5 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 - Questions with Correct Answers (Verified Update) 50 questions with answers Topic: BIOL 2150 1. Anthony van Leeuwenhoek Answer: Father of microbiology. Invented simple magnifying glass. Observed "animalcules" 2. Robert Hooke Answer: Credited with discovery of microbes. 3. Define Microorganism Answer: Organisms too small to be seen with naked eye. Foundation of all life on Earth. 4. Define Spontaneous Generation Answer: The belief that life arises spontaneously from no...

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4 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 - Exam 2 Practice Questions - Questions with Correct Answers (Verified Update) 127 questions with answers Topic: BIOL 2150 - Exam 2 Practice Questions 1. What is erythropoietin? Answer: Hormone that stimulates red blood cell production. 2. What is the key signal that stimulates special kidney cells to produce erythropoietin? Answer: LOW oxygen levels (hypoxia) 3. What is the function of erythropoietin? Answer: To stimulate the red bone marrow to increase blood cell production...

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8 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL.2150 - 1: Endocrine System - Questions with Correct Answers (Verified Update) 191 questions with answers Topic: BIOL.2150 - 1: Endocrine System 1. What does the endocrine system produce? Answer: Hormones 2. What do hormones control? Answer: Metabolic (increase or decrease) activities of cells 3. What are the two characteristics of organ response to hormones? Answer: Delayed but prolonged 4. What does the endocrine system consist of? Answer: neuroendocrine organ, glands, and tissu...

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13 páginas

Escrito en 2026/2027

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EmilyRhodes

BIOL 2150 | Exam 1 Review | Ch. 1.1, Genetics, 21, And 22 Latest Update...

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7 páginas

Escrito en 2026/2027

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Zayla