Chapter 21 (Circulation) Flashcards
T/F: the aorta is an elastic artery.
true
Cardiac output depends on 2 factors:
blood pressure + vascular resistance
The cardiovascular centre is found in the…
medulla oblongata + adrenal medulla
Baroreceptors are found in the ___ and ____,
carotid sinus and arch of the aorta
The posterior interventricular branch and marginal branch both stem from the…
right coronary artery
The anterior interventricular branch and the circumflex branch both stem from the…
left coronary artery
What branches off from the brachiocephalic trunk, from medial to lateral?
right common carotid, right subclavian arteries
The thoracic aorta has parietal and visceral branches. What are the visceral branches?
Pericardial
Bronchial
Esophageal
Mediastinal
The thoracic aorta has parietal and visceral branches. What are the parietal branches?
Posterior intercostal
Subcostal
Superior phrenic
What are the trunks of the abdominal aorta?
Celiac Superior mesenteric Suprarenal Renal Gonadal Inferior mesenteric
T/F: the volume of blood that circulates through the systemic (or pulmonary) vessels per minute is called the cardiac output.
TRUE
What is the largest driving force for pulling fluid from the interstitial spaces back into the capillaries?
colloid osmotic pressure of the blood
T/F: the common iliac artery is not a palpable pulse point, but the femoral artery is.
TRUE
The splenic and superior mesenteric veins drain into the…
hepatic portal vein
The hepatic portal vein drains into the _____ which then drains into the ____
liver, hepatic veins
