Tunica media - Study guides, Class notes & Summaries

Exam 2: BIOS 255 / BIOS255 (2024/ 2025 Update) Anatomy and Physiology III Review with Questions and Verified Answers| 100% Correct| Grade A -Chamberlain Q: why is the tunica media thicker in arteries than veins? Answer: they supply more pressure to blood Q: what are the only blood vessels that contain valves? Answer: veins and venules Q: what do valves do? Answer: prevent back flow of blood Q: what is an artery Answer: blood vessels that transports...

WGU D313 ANATOMY AND PHYSIOLOGY ACTUAL EXAM GUIDE |BRAND NEW EXAM QUESTIONS AND CORRECT ANSWERS ALL GRADED A+|GUARANTEED SUCCESS Myocardium - ANSWER-muscular, middle layer of the heart. Contains cardiac muscle fibers Where is the base of the heart located? - ANSWER-At the third costal cartilage Where is the apex of the heart located? - ANSWER-5th intercostal space, midclavicular line Layers of the heart from outer to inner (Heart only) - ANSWER-Epicardium My...

Exam 2: BIOS 255 / BIOS255 (New 2024/ 2025 Update) Anatomy and Physiology III Review | Questions and Verified Answers| 100% Correct| A Grade -Chamberlain QUESTION what are venules smallest veins in diameter that are attached to capillary bed QUESTION what are large veins? Answer: size of garden hose ex: inferior vena cava QUESTION veins rely on the following to create pressure to assist in returning blood to the heart Answer: vasoconstriction, valves...

Rio BIO 202: EXAM 2 REAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS Blood vessels are dynamic structures that... - ANSWER Pulsate. Constrict. Relax. Proliferate. Blood vessels - ANSWER of the body form a closed delivery system that begins and ends at the heart. The inner most tunic of the blood vessel - ANSWER tunica intima. contains endothelium. The middle tunic of the blood vessel - ANSWER tunica media. Smooth muscle and sheets of elastin. Bulkiest layer. Regulation of vaso...

VA-BC Test Practice Questions & Correct Answers What vessel is the easiest to access for emergency, short term access? - ANSWER EJ Vessels for short PIV - ANSWER Metacarpal, cephalic, basilic, accessory veins in forearm Site selection for port - ANSWER Peripheral: basilic, cephalic Central: subclavian, jugular, femoral What is the name for the non-coring needle for a port? - ANSWER Huber needle How many hours does it take for the site of a central line to be healed? - ANSWER 2 hours ...

ARDMS Abdomen Board question and answers graded A+ already passed 20233 layers of Aorta - correct answer Tunica Intima, Tunica Media, Tunica Adventitia What is the tunica intima made of - correct answer endothelial cells (inner layer) What is the tunica media made of - correct answer muscle, thicker and more organized layer in arteries (middle layer) What is the tunica adventitia made of - correct answer epithelial cells (outer layer) Where does the aorta arise from - correct answer ...

WEST COAST EMT BLOCK 2 EXAM STUDY GUIDE WITH COMPLETE QUESTIONS AND CORRECT ANSWERS RATED A+ what is respiration? Correct Answer The process of transferring energy from glucose which goes on in every cell. Oxygen/CO2 moving in and out of the cells/lungs What is negative pressure breathing? Correct Answer Muscle contractions expand lungs, lowering air pressure inside and allow air to be pulled into lungs. What are the different layers of blood vessels and what are the functions? ...

GCU BIO-202 EXAM 2 100% PASS VERIFIED Questions and Answers what are the functions of an artery - ANSWER maintain blood pressure even when the heart relaxes ; carries out blood what are the functions of a vein - ANSWER returns deoxygenated blood back into heart what the functions of the arteriole - ANSWER transports blood from arteries to capillaries what are the functions of the venue - ANSWER a very small blood vessel, always allows blood to return from capillary beds to drain...

Question 1 2 / 2 pts Which body system supplies cells with oxygen and nutrients and carries away waste? Nervous system Respiratory system Urinary System Correct! Circulatory System (Other system do one of the above, but only the circulatory system carries out all functions listed above) Question 2 2 / 2 pts The heart is contained in the cavity. Correct! Pericardial Pleural Septal Rectoperineal Question 3 2 / 2 pts Which layer of heart anchors it to the diaphragm? Endocardiu...

BIOL 235 Human Anatomy and Physiology Assignment 3 Questions and correct Answers (Correctly Explained). 1. Some patients who suffer from hypertension (high blood pressure) are prescribed medications that are in the category of angiotensin-converting enzyme (ACE) inhibitors. Explain why these drugs are used to combat hypertension. When blood volume falls or blood flow to the kidneys decreases, juxtaglomerular cells in the kidneys secrete renin into the bloodstream. In sequence, renin and ang...