Tight junctions - Guides d'étude, Notes de cours & Résumés
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BIOL 252 Exam 1 Apply What You Learned Questions & Answers!!
- Examen • 13 pages • 2024
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What do you think would happen if the elastic fibers in tissues were distensible but not elastic? - ANSWER This would cause the tissues to be unable to resume their original shape and size once the stretching forces were removed. 
 
Predict what would happen if the tight junctions in blood vessels were not functional. - ANSWER Tight junctions make the spaces between the cells relatively impermeable to water and many solutes. Nonfunctional tight junctions in blood vessels would allow much of the ...
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Testbank for Biology 2nd Edition from OpenStax College
- Examen • 57 pages • 2023
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Testbank for Biology 2nd Edition from OpenStax CollegeChapter 1 1 Figure 1.6 1: C; 2: F; 3: A; 4: B; 5: D; 6: E. The original hypothesis is incorrect, as the coffeemaker works when plugged into the outlet. Alternative hypotheses include that the toaster might be broken or that the toaster wasn't turned on. 3 Figure 1.16 Communities exist within populations which exist within ecosystems. 4 B 6 D 8 C 10 C 12 B 14 D 16 Answers will vary, but should apply the steps of the scientific method. One pos...
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BY124 Lab Exam 2 2024-2025 Questions and Answers Graded A
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Tissues 
groups of similar cells organized to execute the same function 
histology 
study of tissues 
organs 
comprised of various tissues in a structural or functional unit 
organ system 
when organs work together for a specific task 
level of cellular organization 
cells, tissues, organs, organ systems 
Extracellular Matrix 
The substance in which animal tissue cells are embedded, consisting of mostly glycoproteins, secreted by fibroblasts of connective tissue, medium for cell recognition usin...
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G2 Gas Technician Module 12 2023 with 100% correct answers
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What does an Aquastat do? - correct answer Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. 
 
What does a low water cut off do? - correct answer Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. 
 
in series with gas valve.,What does a water flow switch do? - correct answer Automatic safety control (normally open). Senses water flow an...
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VTNE: Pharmacology Questions and Answers 100% Pass
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VTNE: Pharmacology Questions and Answers 100% Pass Who regulates controlled drugs? The FDA (Food and Drug Administration) and the DEA (Drug Enforcement Administration) 
C-I Schedule I drugs have the most abuse potential and no current medically acceptable use Marajuana, heroin 
C-II Schedule II drugs have a high abuse potential and are prone to cause severe dependence Written prescription only (except in emergencies with written script within 72 hrs) No refills Morphine, oxycodone, amphetamines,...
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MICR 2420 Final Questions with Complete Solutions
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What is an immune system? Correct Answer-interconnected system of lymphoid organs, tissues, cells and cell soluble products 
 
Roles of the immune system (4) Correct Answer-- recognize 
- neutralize 
- control 
- eliminate 
 
Innate immunity (5) Correct Answer-- from differentiation of myeloid and lymphoid stem cells 
- nonspecific responses 
- present at birth 
- doesn't retain memory 
- non-adaptive 
 
Components of the innate immune system (3) Correct Answer-- Physical barriers 
- Chemical b...
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USABO Animal Anatomy and Physiology Study Guide Rated A+
- Examen • 25 pages • 2024
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USABO Animal Anatomy and Physiology 
 
Study Guide Rated A+ 
 
biological form is known as this anatomy 
 
biological function is known as this physiology 
 
this term means tapered on both ends; streamlined body contour fusiform 
 
rate of exchange (for things like nutrients, waste products, and gases) is proportional to this 
(membrane) surface area 
 
amount of material exchanged is proportional to this volume 
 
as body size increases, the ratio of surface area to volume ___creases de 
 
as ...
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PNB 2250 Exam 1 Latest Questions And Answers 2024/2025 Updates
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PNB 2250 Exam 1 Latest Questions And Answers 2024/2025 Updates 
What traits to animal’s share? ANS Eukaryotic, heterotrophic, able to move 
 
Cell to cell connections in plants ANS Plasmodesma, flow of nutrients between cells 
 
Cell to cell connections animals ANS Tight junctions, strong connection 
 
Some multicellularity advantages ANS Cells have dedicated tasks (increase efficiency) 
Not all genes expressed (saves energy) 
Cells are further away from surface, ease on homeostasis 
 
Dis...
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NURS 5315 Test 1 Elselvier Questions and Answers- University of Texas Arlington
- Examen • 34 pages • 2024
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It is true that a eukaryotic cell: 
a. Is smaller than a prokaryotic cell. 
b. Contains structures called organelles 
c. Lacks a well-defined nucleus. 
d. Does not contain histones. - b 
Eukaryotic cells contain organelles and histones, they have a well-defined nucleus, 
and are larger than prokaryotic cells. 
The function of a histone found in a eukaryote cell focuses on cellular: 
a. division 
b. movement 
c. activities 
d. Deoxyribonucleic acid (DNA) folding - d. 
The histones are binding pro...
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NURS 5315 Advanced Pathophysiology TEST 2 ELSEVIER QUESTIONS AND ANSWERS.
- Examen • 26 pages • 2022
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NURS 5315 Advanced Pathophysiology TEST 2 ELSEVIER QUESTIONS AND ANSWERS. Chapter 7 Innate Immunity Questions 
1. 1.ID: 80 
Which of the following is an example of a physical barrier? 
A. Antibacterial fatty acids 
B. Lysozymes in tears 
C. Epithelial cells Correct 
Epithelial cells form tight junctions that are a physical barrier to entry for organisms. 
Sebaceous glands in the skin secrete antibacterial and antifungal fatty acids. Earwax 
and lysozymes in tears are examples of biochemical secr...
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