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פרק 22
מערכת הנשימה
The respiratory system is comprised of the organs that enable breathing. Air enters the nostrils and mouth, followed by the pharynx (throat) and…
נשימה
The process of breathing, inhaling and exhaling, involves the coordinated movement of the chest wall, the lungs, and the muscles that move them. Two…
קיבולת ריאה
The air in the lungs is measured in volumes and capacities. Lung volume measures reflect the amount of air taken in, released, or left over after a…
חילוף ותובלת גזים
Gas exchange, the intake of molecular oxygen (O2) from the environment and the outflow of carbon dioxide (CO2) into the environment, is necessary for…
האנטומיה של מערכת ה
The human circulatory system consists of blood, blood vessels that carry blood away from the heart, around the body, and back to the heart, and the…
האנטומיה של הלב
The human heart is made up of three layers of tissue that are surrounded by the pericardium, a membrane that protects and confines the heart. The…
המחזור הלבבי
The heart beats rhythmically in a sequence called the cardiac cycle—a rapid coordination of contraction (systole) and relaxation…
זרימת דם
Blood is pumped by the heart into the aorta, the largest artery in the body, and then into increasingly smaller arteries, arterioles, and…
עורק ריאת הגדלת pulsatile תזרים משפר חוסר חמצן יתר לחץ דם ריאה בחזירונים
Pulmonary arterial hypertension (PAH) is a disease affecting distal pulmonary arteries (PA). These arteries are deformed, leading to right…
הדמיה באמצעות מערכת סאונד בתדירות גבוהה (30 / 45MHZ) וכלי דם עוברי העכבר
Congenital heart defects (CHDs) are the most common cause of childhood morbidity and early mortality. Prenatal detection of the underlying…
מדידות נכונות חדרית סיסטולי לחץ בשילוב עם קציר של ריאה ודגימות רקמה חיסוניות בעכברים
The function of the right heart is to pump blood through the lungs, thus linking right heart physiology and pulmonary vascular physiology.…

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