Enter the correct term in the blanks: TE-+1er1 2 31. Enter the correct term in the blanks.a. The circulatory system is made up of the heart plus all of theandb. When we breathe, a large muscle called the13 = EE Xc. The 2 kidneys filter our blood.d. The right side of the heart pumps blood only to thee. The human heart hasf. The top chambers of the heart are each called thei. Theg. The bottom chambers of the heart are each called theh. The liquid part of the blood is calledj. Digestion begins in the1. Thehelps us draw oxygen into our lungs.k. The liver producesm. Theachambers5 ELECT 6system breaks down food for the body's cells.with the teeth andwhich acts on fat.system is the body's garbage service.are the main excretory organs.O2671

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Description: Enter the correct term in the blanks: TE-+1er1 2 31. Enter the correct term in the blanks.a. The circulatory system is made up of the heart plus all of theandb. When we breathe, a large muscle called the13 = EE Xc. The 2 kidneys filter our blood.d. T

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1. Enter the correct term in the blanks. a. The circulatory system is made up of the heart plus all of the and b. When we breathe, a large muscle called the helps us draw oxygen into our lungs. c. The 2 kidneys filter our blood. d. The right side of the heart pumps blood only to the

1. Enter the correct term in the blanks. a. The circulatory system is made up of the heart plus all of the and b. When we breathe, a large muscle called the helps us draw oxygen into our lungs. c. The 2 kidneys filter our blood. d. The right side of the heart pumps blood only to the

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter44: The Circulatory System

Section: Chapter Questions

Problem 4TYK: A characteristic of blood circulation through or to the heart is that: a. the superior vena cava...

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A characteristic of blood circulation through or to the heart is that: a. the superior vena cava conveys blood to the head. b. the inferior vena cava conveys blood to the right atrium. c. the pulmonary arteries convey blood from the lungs to theleft atrium. d. the pulmonary veins convey blood into the left ventricle. e. the aorta branches into two coronary arteries that conveyblood from heart muscle.
Match the terms with their definition. _____ bone marrow a. largest artery _____ spleen b. cardiac pacemaker _____ vitamin K c. source of all blood cells _____ HDL d. inside red blood cells _____ SA node e. carries cholesterol to liver _____ erythropoietin f. hormone made by kidney _____ aorta g. lymphoid organ _____ haemoglobin h. brings blood to left atrium _____ vena cava i. cofactor for clotting factor
Characteristics of veins and venules are: a. thick walls. b. large muscle mass in the walls. c. a large quantity of elastin in the walls. d. low blood volume compared with arteries. e. one-way valves to prevent backflow of blood.
An electrical difference across the fibers of the heart is called the A. Absolute refractory period B. Resting membrane potential C. Action potential D. Depolarization
Contraction of __________ drives the flow of blood through the aorta and pulmonary arteries. a. atria b. ventricles
1. Pülimonary velns m. Left atrium 4. Fill in the blanks (4 points each) a. The valve is also known as the mitral valve. b. One-way flow of blood from the right ventricle is ensured by the presence of the valve. c. Mitral valve prolapse, which is,abnormal, may allow blood to enter the d. The is a muscular wall between the left and right ventricles. e. The is the name of the sac that surrounds the heart f. The bulk of the heart rests on the side of the body. g. The following chambers of the heart function to receive blood from the veins: and h. The is the largest artery of the human body. 5. What function does the adipose tissue surrounding the heart serve? (8 points)
v. Test your knowledge of the flow of blood through the heart by placing the following cardiac events in the proper order. The first step has been provided to get you started. Arrange the subsequent events by inserting the numbers 2 through 18 in the spaces provided. 1. Deoxygenated blood flows through the superior and inferior vena cava and into the right atrium. _A. Blood fills the left atrium. _B. The right atrium contracts. _C. The pulmonary valve closes. D. Blood leaves the lungs via the pulmonary veins. E. The left atrium contracts. _F. The pulmonary valve opens. _G. Blood flows into the aorta for distribution throughout the body. _H. The mitral valve closes. 1. The left ventricle contracts. J. The aortic valve opens. _K. The right ventricle contracts. _L. The tricuspid valve opens. M. Rlood is pumped into the right and left pulmonary arteries and into the lungs. _N. Blood fills the left ventricle. _0. The mitral valve opens. _P. Blood flows into the right ventricle. _Q. The…
1. Match the heart structure with the description. Mediastinum A. The thinner, more delicate membrane that forms a double layer around the heart. Арех. B. Middle layer of the heart responsible for the pumping action of the heart and is composed of cardiac muscle tissue C. Valve located between the right atrium and right ventricle - closes to prevent blood from going back into right atrium Fibrous pericardium Serous pericardium D. Anatomical region that extends from the stemum to the vertebral column, from the first rib to the diaphragm, and between the lungs. Location of the heart. Epicardium E. Chamber that receives deoxygenated blood from the right atrium and pumps it out to the pulmonary trunk through the pulmonary semilunar valve. F. Smooth, innermost layer of the heart wall in direct contact with the blood being pumped. Myocardium Endocardium G. Wrinkled pouch like structure on the anterior surface of each atrium - increase the capacity of the atria Auricle H. The pointed tip of…
• Myocardium O C. Endocardium O d. All the above O e None of the above QUESTION 4 In the presence of ventricular septal defects, a left-to-right cardiac shunt indicates that: O a. Blood from the right ventricle enters the left ventricle b. Blood from the left ventricle enters the right ventricle Oc. Blood from the left ventricle enters the left atrium O d. Blood continues to flow normally O e. Blood stops flowing QUESTION 5 Click Save and Submit to save and submit. Click Save All Answers to save all answers.
O Question 55 In the heart, lub - dub refer to, in order, the O closing of all valves simultaneously O closing of the AV valves and closing of the semilunar valves opening of the semilunar valves and opening of the AV valves O closing of the AV valves and opening of the semilunar valves um #3 Lecture S..pdf Den file
6T Sinuatrial node (SA) is the pacemaker of the heart because: O a. It has the largest rate of activity out of O b. It has the largest resting membrane potential O c. Is has autonomic innervations o d. It is affected by hormones O e. It is protected by surrounding tissues Next page us page
sluis 1. Arteries that supply blood to cardiac muscle 2. Layer of heart wall containing cardiac muscle 3. Extensions of the atria alsoq ard 4. Heart is located here (area between the lungs)