Tunica intima - Study guides, Class notes & Summaries

Xavier ABSN Adult II Exam 1 UPDATED ACTUAL Exam Questions and CORRECT Answers What are the 3 layers of blood vessels? - CORRECT ANSWER- 1. Tunica intima 2. Tunica media 3. Tunica adventitia Tunica intima - CORRECT ANSWER- Innermost layer that is comprised of endothelium The endothelium helps provide a slick surface to facilitate the flow of blood

In which specific structure is blood pressure highest? Answer The aorta Blood ____________ (leaving/entering) the heart is at its highest pressure. Answer Leaving What are the three layers of a blood vessel from most deep to most superficial? Answer - Tunica intima - Tunica media - Tunica externa What type of tissue is tunica intima comprised of? Answer Endothelial tissue What type of cells is tunica media comprised of? Answer Smooth muscle tissue What type of cells is tunica externa comp...

venous system - Answer large veins (capacitance vessels) small veins (capacitance vessels) postcapillary venule arterial system - Answer elastic arteries, muscular arteries, arterioles, capillaries In which specific structure is blood pressure highest? - Answer The aorta Blood ____________ (leaving/entering) the heart is at its highest pressure. - Answer Leaving What are the three layers of a blood vessel from most deep to most superficial? - Answer - Tunica intima - Tunica media - Tuni...

Bios255, Comprehensive Exam This examination covers content learned in BIOS251, BIOS252, and BIOS255. This exam is worth 100 total points, consisting of 50 multiple-choice questions. You have 75 minutes to complete the Exam. Bios251 Describe a positive feedback system A positive feedback system is mechanism in which the system responds to the perturbation in the same direction as the perturbation. Positive feedback is essentially a feedback mechanism that results in the amplification or growth o...

Anatomy Unit 4 Question and answers 2023/2024 verified to passLymph is called__________ fluid before it enters lymphatic vessels from the surrounding tissues. - correct answer tissue How are lymphatic collecting vessels different from veins? -Lymphatic collecting ducts carry lymph under higher pressure than similarly sized veins carry blood. -Lymph in lymphatic collecting vessels is propelled by contraction of skeletal muscles. -Lymphatic collecting vessels are composed of tunica externa...

A&P 2 University Of Memphis -A&P 2 Blood Vessels with complete solutions arteries - correct answer have thicker walls, more smooth muscle and elastic fibres, and more resilient veins - correct answer thinner walls, larger lumens, lower pressure Blood vessels - correct answer delivery system that begins and ends at the heart Tunica interna (intima) - correct answer endothelial layer that lines the lumen of all vessels Tunica media - correct answer smooth muscle and elastic fibre layer...

ANP 1105 Final Exam () || Questions & 100% Accurate Answers ANP 1105 Final Exam () || Questions & 100% Accurate Answers What are the 3 layers of blood vessels? - ANSWER-Tunica intima, tunica media and tunica externa Varicose veins - ANSWER-Homeostatic imbalance - dilated veins caused by incompetent valves. The blood pools in lower limbs and causes valves to weaken Stages of atherosclerosis - ANSWER-Endothelium is injured, lipids accumulate and oxidize in the tunica intima, smooth muscl...

artery structure Ans: tunica eterna, tunica media, tunica intima tunica externa Ans: collagen and elastic fibers tunica media Ans: smooth muscle (contraction and dilation controls blood pressure) tunica intima Ans: endothelium (goals: no clotting or sticking to wall) vascular endothelium Ans: nutrients and O2 pass from blood into tissue wastes and CO2 pass from tissue into blood creates compounds that stimulate -vasodilation or vasoconstriction (NO2 and kinins) -->smooth muscle...

Pulmonary Circulation  oxygenated blood to left atrium via pulmonary veins oxygenate blood and remove carbon dioxide pulmonary circulation origination  right ventricle via pulmonary artery Systemic Circulation  starts with aorta receiving output from LV Systemic circulation output with exercise  varies greatly to skin and skeletal muscles Systemic vs pulmonary pressure  systemic 5-10x higher than pulmonary Blood flow with heavy exercise  Significantly increase blood...

A&P 2 Blood Vesselsarteries - correct answer have thicker walls, more smooth muscle and elastic fibres, and more resilient veins - correct answer thinner walls, larger lumens, lower pressure Blood vessels - correct answer delivery system that begins and ends at the heart Tunica interna (intima) - correct answer endothelial layer that lines the lumen of all vessels Tunica media - correct answer smooth muscle and elastic fibre layer; regulated by sympathetic nervous system; controls va...