EBK HUMAN ANATOMY
8th Edition
ISBN: 9780100799554
Author: Martini
Publisher: YUZU
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Chapter 21, Problem 11RFT
Summary Introduction
Introduction:
Human heart refers to one of the vital organs which comprises four chambers having two each, ventricles and atrium. The heart receives the blood which lacks in oxygen and sends the blood to the lungs in order to get oxygenated and then the heart sends out blood rich in oxygen to other parts of the body.
Correct answer:
The heart is situated in the pericardial cavity.
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Blood flowing from the pectoral appendages to the heart would flow through which of the following vessels?
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Chapter 21 Solutions
EBK HUMAN ANATOMY
Ch. 21 - Prob. 1RFTCh. 21 - Prob. 2RFTCh. 21 - Prob. 3RFTCh. 21 - Prob. 4RFTCh. 21 - Prob. 5RFTCh. 21 - Match each numbered item with the most closely...Ch. 21 - Prob. 7RFTCh. 21 - Prob. 8RFTCh. 21 - Prob. 9RFTCh. 21 - Match each numbered item with the most closely...
Ch. 21 - Prob. 11RFTCh. 21 - Prob. 12RFTCh. 21 - Which of the following is not true of intercalated...Ch. 21 - Prob. 14RFTCh. 21 - The pacemaker cells of the heart are located in...Ch. 21 - Prob. 16RFTCh. 21 - Prob. 1RCCh. 21 - If the papillary muscles fail to contract, (a)...Ch. 21 - Prob. 3RCCh. 21 - Prob. 4RCCh. 21 - Prob. 5RCCh. 21 - Define a pacemaker cell, and list the group of...Ch. 21 - Prob. 7RCCh. 21 - Prob. 8RCCh. 21 - Why are nodal cells unique? What is their...Ch. 21 - What is the effect of NE release on cardiac...Ch. 21 - Prob. 1CTCh. 21 - 2. Lee is brought to the emergency room suffering...Ch. 21 - Prob. 3CT
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- The upper chambers of the heart are the: A) capillariesB) atriumsC) aortasD) ventriclesarrow_forwardWhich of the following is NOT a region of the aorta? A) ascending B) arch C) thoracic D) pelvicarrow_forwardThe artery marked by the [?] (A) supplies blood to the eyeballs (B) supplies blood to the brain (C) supplies blood to the meninges (D) supplies blood to the salivary glandsarrow_forward
- The simple squamous epithelium covering the valves of the heart is called(a) epicardium. (b) endocardium. (c) myocardium. (d) endothelium.arrow_forwardBlood flowing from the pectoral appendages to the heart would flow through which of the following vessels? **Can someone please answer my question within 15 minutes :)** Question 5 options: A) Posterior cardinal veins B) Subclavian veins C) Posterior vena cava D) Lateral abdominal veins E) Renal portal veins F) Hepatic portal veins G) Subclavian arteriesarrow_forwardThe lower chambers of the heart are the: A) aortasB) capillariesC) ventriclesD) atriumsarrow_forward
- The structure marked by the white arrow (A) is found between the right and left ventricles (B) is found between the right and left atria (C) closes before birth (D) A and C (E) B and Carrow_forwardThe sac that provides a fluid-filled cushion for the heart is composed of (z) an inner visceral pleur and (y) an outer parietal pleura. (w) an outer parietal pericardium and (x) an inner visceral pericardium. (w) an endothelium and (x) a mesothelium. the diaphragm and (w) the pleuracardium. (x) a parietal pericardium and (z) parietal peritoneum.arrow_forwardWhere is the sinoatrial node located? (A) Between the left atrium and the left ventricle(B) Between the right atrium and the right ventricle(C) In the interventricular septum(D) In the upper wall of the left ventricle(E) In the upper wall of the right atriumarrow_forward
- The blood vessels that collect blood from all tissues and organs and return it to the heart are the, (a) veins. (b) arteries. (c) capillaries. (d) arterioles.arrow_forward7) which of the following has the thickest wall? A) left ventricle B) right ventricle C) left atrium D) right atrium 10) which blood vessels does blood enter during ventricle systole? A) pulmonary trunk and the pulmonary vein B) the pulmonary trunk and the aorta C) aorta and pulmonary veins D) aorta and vena cava 25- which heart chamber first receives blood directly from the superior and inferior vena cava? Left ventricle Right ventricle Left atrium Right atriumarrow_forward(a) Name the type of blood vessel labelled (i) C. (ii) D. (b) In which direction does blood in vessel A travel? (c) Which of the four blood vessels contains the most oxygen? (d) What happens to the amount of oxygen in the blood as it passes through the body organs? (e) What is the chamber of the heart labelled X? ·arrow_forward
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