ANATOMY+PHYSIOLOGY
4th Edition
ISBN: 9781260265217
Author: McKinley
Publisher: RENT MCG
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 20, Problem 2DYKB
_____ 2. Which statement is accurate about veins?
- a. Veins always carry deoxygenated blood.
- b. Veins drain into smaller vessels called venules.
- c. The largest tunic in a vein is the tunica externa.
- d. The lumen of a vein tends to be smaller than that of a comparably sized artery.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following can be included in the description of a vein?
A. Creamy white color
B. Solid structure
C. Generally empty of blood
D. Collapses when incised
A pathologist is looking at a histological section of aorta stained to demonstrate the many wavy
fibers that provide the aorta with the flexibility to stretch and then return to its original shape. These
fibers are also found in substantial numbers in the
A. biceps muscle
B. liver
C. mesentery
D. spleen
E. vocal cords
Which of the following statement/s is/are true about veins?
A. Inner layer is composed of simple squamous epithelial tissue.
B. Middle layer are composed of smooth muscle and elastic connective tissue which contributes to maintenance of diastolic blood pressure.
C. Outer layer is composed of fibrous connective tissue to prevent rupture.
D. All statements are not true.
E. All statements are true.
2. Which of the following statement/s is/are not true about regulation of heart rate?
A. The brainstem contains the cardiac centers which are the accelerator center and the inhibitory center. (medulla)
B. Sympathetic impulses to the heart increase rate and force of contraction.
C. Parasympathetic impulses from cranial nerve X to the heart causes reduction in the heart rate.
D. The cranial nerve IX is motor for the carotid receptors. (sensory)
3. Which of the following statement/s is/are true regarding the pericardial membranes?
A. The outer layer is made of fibrous connective tissue which is a…
Chapter 20 Solutions
ANATOMY+PHYSIOLOGY
Ch. 20.1 - What are three differences in anatomic structure...Ch. 20.1 - Prob. 2WDYLCh. 20.1 - What type of capillary is the most permeable, and...Ch. 20.1 - Prob. 4WDYLCh. 20.1 - Prob. 5WDYLCh. 20.2 - In which type of vessel is blood flow the slowest?...Ch. 20.3 - What substances are transported by diffusion...Ch. 20.3 - Prob. 8WDYLCh. 20.3 - How does the hydrostatic pressure change from the...Ch. 20.3 - Which two pressures have the largest values?...
Ch. 20.3 - If these lymph vessels were nonfunctional, what...Ch. 20.4 - In what ways is angiogenesis stimulated in...Ch. 20.4 - Prob. 13WDYLCh. 20.4 - What relationship exists between metabolic...Ch. 20.4 - Prob. 15WDYLCh. 20.5 - Prob. 16WDYLCh. 20.5 - Prob. 17WDYLCh. 20.5 - How is the small pressure gradient in veins...Ch. 20.5 - How is the pressure gradient to move blood through...Ch. 20.5 - How is resistance defined?Ch. 20.5 - What are the three factors that alter resistance?...Ch. 20.5 - Prob. 22WDYLCh. 20.6 - Prob. 23WDYLCh. 20.6 - What is the initial change to blood pressure when...Ch. 20.6 - Prob. 25WDYLCh. 20.6 - Prob. 26WDYLCh. 20.7 - Which organs have an increased proportion of...Ch. 20.8 - Prob. 28WDYLCh. 20.8 - Prob. 29WDYLCh. 20.9 - Prob. 30WDYLCh. 20.9 - Prob. 31WDYLCh. 20.10 - Prob. 32WDYLCh. 20.10 - Prob. 33WDYLCh. 20.10 - Prob. 34WDYLCh. 20.10 - What are the systemic arteries that supply...Ch. 20.10 - Prob. 36WDYLCh. 20.10 - Prob. 37WDYLCh. 20.10 - Prob. 38WDYLCh. 20.11 - Prob. 39WDYLCh. 20.11 - Prob. 40WDYLCh. 20.11 - Prob. 41WDYLCh. 20.11 - Prob. 42WDYLCh. 20.12 - List the five structures of fetal circulation, and...Ch. 20.12 - Prob. 44WDYLCh. 20 - _____ 1. Which of the following is not a...Ch. 20 - _____ 2. Which statement is accurate about veins?...Ch. 20 - _____ 3. Vasa vasorum are found in the tunica...Ch. 20 - _____ 4. Which of the following decreases...Ch. 20 - _____ 5. The __________ is a type of vessel with...Ch. 20 - _____ 6. An increase in _____ will result in an...Ch. 20 - Prob. 7DYKBCh. 20 - _____ 8. Velocity of blood flow is the slowest in...Ch. 20 - _____ 9. Blood pressure is regulated by the a....Ch. 20 - _____ 10. Name the correct pathway that blood...Ch. 20 - Prob. 11DYKBCh. 20 - Prob. 12DYKBCh. 20 - Explain the difference between hydrostatic and...Ch. 20 - Write the formula for determining net filtration...Ch. 20 - Prob. 15DYKBCh. 20 - Prob. 16DYKBCh. 20 - Briefly explain how changes in cardiac output,...Ch. 20 - Compare how the cardiac center and vasomotor...Ch. 20 - Prob. 19DYKBCh. 20 - What postnatal changes occur in the heart and...Ch. 20 - If a patient has cirrhosis of the liver and is...Ch. 20 - Prob. 2CALCh. 20 - Prob. 3CALCh. 20 - Prob. 4CALCh. 20 - Prob. 5CALCh. 20 - Prob. 1CSLCh. 20 - Arteries tend to have a lot of vascular...Ch. 20 - Explain why an overweight individual with high...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Veins always contain unoxygenated blood and arteries always carry oxygenated blood. a. True b. Falsearrow_forwardWhich of the choices below best describes the systemic circulation of blood?a. The flow of blood into the right atrium and eventually out of the left ventricle.b. The movement of blood from the pulmonary trunk, through capillaries into the pulmonary veins.c. The movement of blood into the coronary arteries, through capillaries into the coronary sinus.d. The movement of blood from the aorta, through arteries and capillaries and then eventually to the vena cavae.arrow_forwardThe Right Subclavian artery is a: A. Visceral branch of the aorta B. Parietal branch of the aorta C. Not a branch of the aorta D. Terminal branch of the aortaarrow_forward
- Doctors strongly recommend that travelers on long airline flights stretch their legs or stand up and walk down the aisle periodically in order to prevent development of a clot in their lower legs. This is a condition known as Deep Vein Thrombosis (DVT). Explain why this condition is more likely to occur in someone who is sitting still for long periods of time such as on an airplane.arrow_forwardwhich of the following indicates severe blood loss has occurred? A. normal , bounding pulse B. slow, strong pulse C. Rapid, thready pulse D. slow, bounding pulsearrow_forwardSelect the letter of the choice that best completes the statement. An inflammation of the lining of the vein is calleda. hemorrhoid.b. thrombus.c. embolism.d. phlebitis.arrow_forward
- Mark the following statements as true or false. If a statement is false, correct it to make a true statement a. Arteries are the exchange vessels of the cardiovascular system. b. The tunica intima is composed of a sheet of endothelium, connective tissue, and the internal elastic lamina. c. The tunica media consists of smooth muscle cells innervated by vasomotor nerves. d. Muscular arteries control blood flow at the tissue level. e. Veins have smaller lumens, more elastic fibers, and more smooth muscle than arteries.arrow_forwardWhich of the following can be included in the description of an artery? A. Remains open when incised B. Solid structure C. Generally some blood present D. Silvery white colorarrow_forwardThe __________ arises directly from the arch of the aorta; a.k.a.,Innominate artery. A. Brachiocephalic artery B. Brachial artery C. Right common carotid artery D. Right subclavian arteryarrow_forward
- Consider a blood clot that formed in a pulmonary venule. If the clot detached, in which of the following vessel types would it be most likely to become stuck? Select one: a. pulmonary vein b. systemic artery c. systemic vein d. pulmonary artery Please don't copy from the internetarrow_forwardtrue or false ____7. Veins have a thick and large luminal space.____8. Vasa Vasorum is both present in veins and arteries of the Tunica Media.____9. Arteries generally appear rounded while veins are of flattened appearance.____10. Oxygen centration is lower in pulmonary veins as compared to pulmonary arteries.____11. Valves are present in arteries, veins and lymphatic vessels except capillaries.arrow_forwardA. Muscles around the arterioles dictates where blood flows in the body…why is this useful? B. All hearts have at least one thinner walled chamber where blood collects called the ____________ and at least one thicker-muscled chamber that squeezes blood out of the heart: v________________. C. The blood that flows from the heart into the gills or lungs is in the _______________ circuit; the blood that flows from the heart to the rest of the body is in the ________________ circuit.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Comprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning
Medical Terminology for Health Professions, Spira...Health & NutritionISBN:9781305634350Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. SchroederPublisher:Cengage Learning
Comprehensive Medical Assisting: Administrative a...
Nursing
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Cengage Learning
Medical Terminology for Health Professions, Spira...
Health & Nutrition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Cengage Learning
The Cardiovascular System: An Overview; Author: Strong Medicine;https://www.youtube.com/watch?v=Wu18mpI_62s;License: Standard youtube license