GraceAmelia's Emporium

BIOS 255 Final Exam Questions and Answers 100% Pass What makes up formed elements? - ANSWER -erythrocytes, leukocytes, platelets What makes up the plasma portion of blood? - ANSWER -Plasma is 55% of volume -Albumins- 54%Most abundant- osmostic pressure -Globulins- 38%-immune -Fibringens- 7%- clotting What types of substances are transported by the blood? - ANSWER -Oxygen Carbon Dioxide Hormones Heat Waste Nutrients How does the blood protect against excessive loss and infection? - A...

bios 255 Exam 2 Questions and Answers 100% Pass How many layers do blood vessels have? - ANSWER -three what are the three layers of blood vessels? - ANSWER -tunica intima, tunica media, tunica externa What is the tunica media? - ANSWER -Smooth muscle and elastic fiber layer, regulated by sympathetic nervous system. usually the largest layer what is the tunica interna - ANSWER -the inner lining of a blood vessel's wall composed of simple squamous epithelium what is the tunica externa - ...

BIOS 255 edapt week 3 Questions and Answers 100% Pass select all that are true of capillaries - ANSWER -- fenestrated capillaries allow for fast filtration and absorption - sinusoidal capillaries are found in bone marrow - continuous capillaries are the most common type which of the following is true of vasoconstriction - ANSWER -- decrease in blood flow and an increase in blood pressure under the microscope, a blood vessel is observed to have a relatively thin wall, a large lumen, is c...

BIOS 255 Comprehensive Exam Questions and Answers 100% Pass Define positive feedback - ANSWER -A self-amplifying cycle that leads to greater change in the same direction Define negative feedback - ANSWER -A process in which the body senses a change and activates mechanisms that negate or reverse it What is epithelial tissue? - ANSWER -a sheet of cells that covers a body surface or lines a body cavity Is epithelial tissue vascular or avascular? - ANSWER -avascular (it contains no blood ves...

BIOS 255: Week 1 - The Cardiovascular System (Blood) Exam Questions and Answers 100% Pass Which of the following is not a function of blood? - ANSWER -produces hormones What are the components of the circulatory system? - ANSWER -heart, blood vessels, blood The type of blood cells that help fight infection are: - ANSWER -leukocytes The process of producing the formed elements of blood is called: - ANSWER -hematopoiesis If you need to examine antibodies against a virus in a patient, which p...

Bios 255 Midterm/Finals Exam Questions and Answers 100% Pass Which of the typical blood vessels has a thin tunica tunica media dominated by collagen fibers? - ANSWER -veins Capillaries surrounding the choroid plexus is of which type? - ANSWER -Fenestrated capillaries Blood flow through a capillary bed is passed by what structure? - ANSWER -Atriovenous Anastomosis Blood flows toward the heart in the veins by? - ANSWER --With the aid of contractions of the adjacent skeletal muscles. -Valv...

BIOS 255 Comprehensive Exam Questions and Answers 100% Pass What is homeostasis? - ANSWER -maintenance of a stable internal environment with the contribution of all organ systems What are the components of a homeostatic mechanism? - ANSWER --Stimulus -Receptors -Control center -Effector -Response What is a negative feedback mechanism? - ANSWER -Body REVERSES, or goes against, an original stimulus to return to homeostasis Example: Blood glucose regulation after eating. What is a posit...

Bios 255 midterm Exam Questions and Answers 100% Pass types of capillaries - ANSWER -continuous, fenestrated, sinusoid 3 blood vessel layers - ANSWER -tunica intima, tunica media, tunica externa Arteries Carrie blood - ANSWER -Away from the heart anastomosis - ANSWER -Provide an alternate route for blood flow Venous return assisted by 3 things - ANSWER -valves, respiratory pump, skeletal muscle pump Vascular resistance depends on . 3 things - ANSWER -size of lumen, blood viscosity, total ...

Bios 255 exam 3 review Questions and Answers 100% Pass primary lymphatic organs - ANSWER -red bone marrow and thymus secondary lymphatic organs - ANSWER -lymph nodes, tonsils, and spleen Lymph draining from the small intestine has a milky appearance because of - ANSWER -lipid contents Lymph can also contain - ANSWER -macrophages, hormones, bacteria, viruses, cellular debris, and cancer cells interferons main function - ANSWER -Infected cell release interferons and they bind to interferon...

UTK CCI 150 Exam 3 PRACTICE QUESTIONS AND ANSWERS 100% PASS GUARANTEED Practice questions for this set Terms in this set (104) Learn 1 / 7 Study with Learn Ut pays for so much you can find it through the library Choose matching term 1 Students should Never pay for info online WHY? 2 Decoding 3 Social- Psychological 4 Platform Specific Don't know? 12/18/24, 7:14 PM UTK CCI 150 Exam 3 PRACTICE QUESTIONS AND ANSWERS 100% PASS GUARANTEED Flashcards | Quizlet How old is the internet? ...