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BIO 235 Human Anatomy and PhysiologyBIO 235 Human Anatomy and Physiology - Final Exam Bank
Typology: Exams
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Which of the following blood vessels carries blood away from the heart to other organs? a) arteries b) capillaries c) venules d) arterioles e) veins
a) arteries
Which of the following blood vessels carries blood from the tissues back to the heart? a) arteries b) arterioles c) aorta d) veins e) capillaries
d) veins
Which layer of the arterial wall is responsible for vasoconstriction? a) tunica interna b) tunica media c) tunica externa d) tunica albuginea e) tunica fascia
Which layer of the arterial wall is primarily composed of elastic and collagen fibers? a) tunica interna b) tunica media c) tunica externa d) tunica albuginea e) tunica fascia
When an artery or arteriole is damaged, its smooth muscle layer contracts producing a) tear in the vessel. b) new vessel branching off the artery or arteriole. c) a vascular spasm. d) tetanus. e) increased blood flow to the damaged vessel
b) tunica media
c) tunica externa
c) a vascular spasm.
Which of the following structures are found in veins but NOT in arteries? a) tunica externa b) tunica media c) tunica interna d) valve e) lumen
Capillaries are also referred to as a) exchange vessels. b) vasoconstrictors. c) vasodilators. d) pressure reservoirs. e) distributing vessels.
Which of the following is the most important method of capillary exchange? a) diffusion b) transcytosis c) bulk flow d) primary active transport e) secondary active transport
d) valve
a) exchange vessels.
a) diffusion
Which of the following structures is used to control the flow of blood through a capillary bed? a) thoroughfare channels b) precapillary sphincters c) postcapillary sphincters d) venules e) valves in veins
Which of the following types of tissues contains continuous capillaries? a) skeletal muscle b) smooth muscle c) connective tissue d) lungs e) all of these choices
The alternate route of blood flow to a body part through an anastomosis is called a) a thoroughfare channel. b) a blood reservoir. c) a detour route. d) collateral circulation. e) microcirculation
b) precapillary sphincters
e) all of these choices
d) collateral circulation.
The volume of blood c) cardiac output. that circulates through the systemic (or pulmonary) blood vessels per minute is called a) stroke volume. b) tidal volume. c) cardiac output. d) cardiac reserve. e) total peripheral resistance
Cardiac output is a) heart rate and stroke volume. dependent on both a) heart rate and stroke volume. b) stroke volume and systemic vascular resistance. c) heart rate and systemic vascular resistance. d) blood type and stroke volume. e) blood pressure and heart rate
Which of the e) Increased arteriolar vasodilation following would NOT result in an increase in arterial blood pressure? a) Increased blood volume b) Increased sympathetic stimulation c) Increased heart rate d) Increased stroke volume e) Increased arteriolar vasodilation
Which of the c) Decreased length of the systemic following would NOT circulatory route result in an increase in systemic vascular resistance? a) Decreased diameter of systemic arterioles b) Increased blood viscosity c) Decreased length of the systemic circulatory route d) Increased vasoconstriction of systemic arterioles e) Increased red blood cell count
Which of the c) Blood carries carbon dioxide to body following is NOT a tissues and removes oxygen for use by other contribution of the organs. cardiovascular system to other body systems? a) Blood delivers clotting factors and WBCs that aid in hemostasis when skin is damaged. b) Blood delivers calcium and phosphate ions that are needed for building bone extracellular matrix. c) Blood carries carbon dioxide to body tissues and removes oxygen for use by other organs. d) Blood carries newly absorbed nutrients and water to the liver. e) Blood circulates cells and chemicals that carry out immune functions.
The cardiovascular d) in the medulla oblongata. center is located a) in the thoracic cavity. b) in the cerebral cortex. c) in the cerebellum. d) in the medulla oblongata. e) in the hypothalamus.
All of the following c) blood viscosity. aid in venous return of blood to heart EXCEPT a) the skeletal muscle pump. b) the respiratory pump. c) blood viscosity. d) venoconstriction e) venous valves.
When c) decreased respiratory rate. chemoreceptors in blood vessels detect high levels of carbon dioxide in the blood, they stimulate all of the following changes EXCEPT a) increased vasoconstriction of arterioles. b) increased blood pressure. c) decreased respiratory rate. d) increased sympathetic stimulation of arterioles and veins. e) increased vasoconstriction of veins.
The myogenic a) more forceful contractions when stretched. response of smooth muscle results in a) more forceful contractions when stretched. b) more forceful contractions when relaxed c) tetany. d) relaxation of smooth muscle when stretched. e) formation of new desmosomes.
In which of the e) Both 2 and 4 following types of blood vessels is blood pressure NOT pulsing?
Which of the labeled b) B layers in the diagram of the arterial wall consists mainly of elastic fibers and smooth muscle fibers? a) A b) B c) C d) A and B e) A, B and C
Which of the labeled a) A layers in the diagram of the arterial wall is composed of a simple squamous epithelium, a basement membrane and a layer of elastic tissue? a) A b) B c) C d) A and B e) A, B, and C
Which labeled b) B structure in the figure is a metarteriole? a) A b) B c) D d) F e) E
Which labeled d) D structure in the figure is a capillary? a) A b) B c) C d) D e) E
Which labeled c) C structure in the figure is precapillary sphincter? a) A b) B c) C d) D e) E
Which of the c) C capillaries shown in the figure has an incomplete or absent basement membrane? a) A b) B c) C d) A and B e) A, B, and C
What do following c) They are all common pulse points. arteries have in common: superficial temporal artery, brachial artery and common carotid artery? a) They are all areas where Korotkoff sounds cannot be heard. b) They are all only found on the left side of the body. c) They are all common pulse points. d) They all contain baroreceptors. e) They all deliver blood to structures in the head.
Which of the d) Release of atrial natriuretic peptide (ANP). following would NOT occur in response to hypovolemic shock? a) Activation of the renin-angiotensin- aldosterone (RAA) system. b) Secretion of antidiuretic hormone (ADH) c) Activation of the sympathetic division of the ANS. d) Release of atrial natriuretic peptide (ANP). e) Release of local vasodilators.
All the veins of the e) superior and inferior vena cava and systemic circulation coronary sinus. eventually drain into the a) superior vena cava. b) inferior vena cava. c) coronary sinus. d) superior and inferior vena cava. e) superior and inferior vena cava and coronary sinus.
