aorta

Which of the following apertures lies in the central tendon of diaphragm? A: Oesophagus B: Inferior vena cava C: Thoracic duct D: Abdominal aorta

Which is the major factor affecting the resistance of blood flow?() A: Velocity of blood flow B: The length of blood vessel C: Viscosity of blood D: The diameter of arteriole E: The compliance of aorta

What can cause pulse pressure to increase? A: increased peripheral resistance B: increased heart rate C: hardening of the walls of the arterie D: Increased function of the elastic reservoir of the aorta

The mechanism of bluish violet in faroux's tetralogy is related to many factors A: Increased right ventricular pressure B: Decreased pulmonary circulation C: Right ventricular blood enters the left ventricle through the ventricular defect D: Right ventricular blood enters the aorta directly E: Heart failure

Therightrenalartery A: Arises from the abdominal aorta near the level of the inferior mesenteric artery B: Passes posterior to the inferior vena cava C: Supplies the only arterial branches to the right suprarenal gland D: Is shorter than the left renal artery E: Is the usual source of the right testicular (or ovarian. artery

What is the basis of the researchers' new theory A: They performed mathematical calculations and determined that dinosaurs must have had four chambered hearts. B: They found a fossil of an entire dinosaur end reviewed the arteries and veins flowing from and to the heart. C: They found a fossil of a dinosaur's heart and discovered it had four chambers and one aorta. D: They viewed a fossil of a dinosaur's heart and discovered that it had two aortas.

A 41-year-old man is admitted to the emergency department with complaints of shortness of breath, dizziness, and sharp chest pain. As shown in the following figure, the abnormal area in his chest radiograph indicates the region of pathology. What is this structure?[img=779x879]1803481875206fd.png[/img] A: Superior vena cava B: Right ventricle C: Left ventricle D: Arch of the aorta

A 41-year-old man is admitted to the emergency department with complaints of shortness of breath, dizziness, and sharp chest pain. As shown in the following figure, the abnormal area in his chest radiograph indicates the region of pathology. What is this structure?[img=779x879]18030c08034d883.png[/img] A: Superior vena cava B: Right ventricle C: Left ventricle D: Arch of the aorta E: Pulmonary artery

Which of the following is True about the heart?____( ). A: The blood is pumped into the right ventricle and to the pulmonary artery to be sent to the lungs where carbon dioxide is removed and oxygen is added. B: The heart is roughly the size of the your fist. C: During the systole, oxygenated is pumped out of the right ventricle into the aorta and from there through the veins to all organs of the body. D: There are four chambers which are made up of several layers of smooth muscles.