'Cardiac conduction system' diaporamas de présentation

Chapter 19 The Heart

Chapter 19 The Heart. Circulatory system heart, blood vessels and blood Cardiovascular system heart, arteries, veins and capillaries; 2 major divisions Pulmonary circuit - right side of heart carries blood to lungs for gas exchange Systemic circuit - left side of heart

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Management of Stable Angina Pectoris

Management of Stable Angina Pectoris. Bushra Abdul Hadi. Angina Pectoris. Classic angina is characterized by substernal squeezing chest pain, occurring with stress and relieved with rest or nitroglycerin. May radiate down the left arm

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AICD and Pacemaker Update

AICD and Pacemaker Update. Kathryn Gray CRNA. Terminology:. Excitability: The ability of a cell to respond to a stimulus by depolarizing and propagating an action potential Depolarization : Occurs when there is a decrease in the polarity across a cell membrane.

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Blood and Circulation Ch 7 and 8

Blood and Circulation Ch 7 and 8. Circulatory System Mechanism for moving blood Blood the medium of transfer. Blood Transports. Components of blood . Plasma 55% albumin, osmotic balance globulins, immune and transport fibrinogens, blood clotting other dissolved substances

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Blood and Circulation Ch 7 and 8

Blood and Circulation Ch 7 and 8. Circulatory System Mechanism for moving blood Blood the medium of transfer. Blood Transports. Components of blood . Plasma 55% albumin, osmotic balance globulins, immune and transport fibrinogens, blood clotting other dissolved substances

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Unit 1 - Anatomy and Physiology

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Do Now

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Introduction to the 12-lead ECG

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Heart Physiology: Electrical Events

Heart Physiology: Electrical Events. Intrinsic cardiac conduction system (not dependent on the nervous system) A network of non-contractile (autorhythmic) cells that initiate and distribute impulses to coordinate the depolarization and contraction of the heart.

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Anatomy and Physiology

Anatomy and Physiology. The Cardiovascular System. The cardiovascular system contains the heart, blood vessels (BVs), and blood . Its function is to transport oxygen and nutrients throughout the body. It does this by circulating blood .

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Heart, Blood Vessels, Circulation and Diseases

Heart, Blood Vessels, Circulation and Diseases. Anatomical Location of the Heart. Thoracic Xray. Layers of the Heart. Blood Flow through the Heart. Pulmonary and Systemic Circulation. Cardiac Circulation. Cardiac Circulation. Structure of the Aorta. Heart and related Blood Vessels.

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Cardiovascular system

Cardiovascular system. The circulatory system. The function is to transport O 2 and nutrients to the cells of the body and to carry away CO 2 and other wastes. To do this, the system must keep blood constantly circulating. The circulatory system.

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Circulation

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Cardiovascular System:

Cardiovascular System:. Blood and Blood Vessels. Formed Elements of Blood. Whole Blood and the Hematocrit. What is the likely cause of a WBC count of 34K, in which most of the WBCs are lymphocytes? Describe the source of each of the plasma proteins listed. (1 mm 3 = 1 ? L). Hematopoiesis.

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Lab Ex. 42 & 43 The Cardiac Cycle

Lab Ex. 42 & 43 The Cardiac Cycle. Cardiac Conduction System. Sinoatrial (SA) node. Atrioventricular (AV) node. Antrioventricular (AV) Bundle (Bundle of His). Left bundle branch. Right bundle branch. Purkinje Fiber. EKG = ECG = electrocardiogram. P wave (atrial depolarization).

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The Cardiovascular System

The Cardiovascular System. Heart Actions. Heart sounds Cardiac Muscle Cardiac Conduction system ECG. Normal for humans 60-100 bpm. Heartbeat. Systole = contraction Diastole = filling/relaxation Brady cardia (slow) vs. tachy cardia (fast). Atrial S ystole /ventricular Diastole

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