Systole - Study guides, Study notes & Summaries

The cardiac cycle consists of? the systole (contraction) and diastole (relaxation) of both atria, rapidly followed by the systole and diastole of both ventricles Blood pressure the force that blood exerts on the walls of the arteries Cardiac Output heart rate x stroke volume Heart rate Number of contractions per minute Stroke volume The amount of blood ejected from the heart in one contraction. Pre-load Master01 | October, 2024/2025 | Latest update 1 | P a g e | © copyright 2...

NUR 245 Exam 3 Test Bank Questions and Answers Already Passed The sac that surrounds and protects the heart is called the: a. Pericardium. b. Myocardium. c. Endocardium. d. Pleural space. ANS: A The pericardium is a tough, fibrous double-walled sac that surrounds and protects the heart. It has two layers that contain a few milliliters of serous pericardial fluid. The direction of blood flow through the heart is best described by which of these? a. Vena cava right atrium right ven...

Anatomy and Physiology HESI A2 Admission Assessment 4th edition 154 Questions with Verified Answers Medial -CORRECT ANSWER toward the midline Lateral -CORRECT ANSWER away from the midline Proximal -CORRECT ANSWER closer to point of attachment Distal -CORRECT ANSWER farther away from point of attachment What plane divides the body into superior and inferior portions? -CORRECT ANSWER transverse plane What plane divides the body into left and right halves? -CORRECT ANSWER Sagitt...

NU 650 Final Exam SG 2023 Questions And Answers All Correct Order of Assessment - correct answers Inspection, Palpation, Percussion and Auscultation. EXCEPT with abdomen Comprehensive Health History - correct answers chief complaint, reason for visit, ROS, past medical and surgical history, social history and family history Pediatric Body measurements - correct answers length, height, weight, head circumference fro birth to 36 months Normal/Hypertension cut off...

Exam: AAACM: Ventricular Arryhthmias, Asystole, Pulseless Electrical Activity And Paced Rhythms Questions With Complete Solutions

CDH Paramedic Entrance Exam Questions and Answers 100% Pass What are the normal respirations of adults? Infants? 12-20 and 20-40 What is the purpose of surfactant? Reduces surface tension in alveoli (lubricant) What is the normal stimulus to breathe in a healthy patient? Carbonic drive What is a pink puffer? Blue Bloater? A COPD Patient with Emphysema. A COPD Patient with Chronic Bronchitis What causes inhalation? Diaphragm and Intercostal muscles contract Where are the different lung sound...

How does blood flow through the heart? – ANS: Deoxygenated venous blood → Sup. Vena Cava → Right Atrium →Tricuspid (AV) →Empties into R. Ventricle (& it contracts) → Blood ejected through Pulmonary Valve → Pulmonary Artery → Lungs to be Oxygenated → Pulmonary Veins → L. Atrium → Mitral (AV) → L. Ventricle (pumps with each contraction) → Aortic Valve → Aorta → Body What is systole? - ANS: Contraction of the heart which pumps blood Diastole - ANS: Relaxation o...

Hondros Bio 117 Final Exam Latest Update Graded A+ foramen ovale allows blood to flow directly from the right atrium into the left atrium to bypass pulmonary circulation ductus venosus carries blood from the umbilical vein to inferior vena cava; allows some blood to bypass the liver atrial depolarization atrial contraction; systole; p wave vital capacity max volume of air that can be exhaled following maximal inhalation ductus arteriosus allows blood in pulmonary artery to fl...

What is systole? correct answers Contraction of the myocardium resulting in the ejection of blood from the ventricles What is diastole? correct answers Relaxation of the myocardium allowing for filling of the ventricles What is stroke volume? correct answers Volume ejected from the ventricle with each heart beat (Approximately 70mL) What is cardiac output? correct answers Volume of blood pumped by each ventricle in 1 minute What is the equation to calculate cardiac output? correct a...

Diastole and systole Correct Answer Which are the two phases of the cardiac cycle? Diastole and systole Depolarization and repolarization Automaticity and conductivity Impulse transmission and resting potential Myocardium Correct Answer Which cardiac layer is the thick muscular layer? Epicardium Myocardium Endocardium Pericardium Cardiac cells at rest are considered polarized, meaning that no electrical activity takes place. Correct Answer Which stat...