Blood
What is plasma primarily composed of?
Water
Arteries
What are the two ventricles separated by? (Full name)
Interventricular septum
What circulation composes of blood vessels that carry blood to and from lungs?
Pulmonary circuit
Which side of the heart receives oxygenated blood from the lungs?
Left side
What are erythrocytes composed of that carry oxygen and carbon dioxide throughout the body?
Hemoglobin
Which type of vessels has the most elasticity due to the largest differences in pressures?
Arteries
Which heart portion has the thickest surrounding of myocardium? *DOUBLE POINTS IF YOU CAN EXPLAIN WHY*
Left ventricle; Because it pumps to every part of body so it needs a higher force when contracting
Name 1 out of 3 vessels that give oxygen-poor blood to the right atrium?
Possible answers: Superior Vena Cava, inferior vena cava, coronary sinus
Which vessels transport oxygen-rich blood to the heart muscle?
Coronary arteries
What is a monocyte a type of? (Fancy name)
Leukocyte
Which type of arteries are closest to the heart?
Elastic (conducting) arteries
What is the name of the location where a fetus receives oxygenated blood from the mother?
Fossa Ovalis
What is located between the tricuspid valve and papillary muscles?
Chordae tendinae
What is the pacemaker cell in the heart?
SA Node
What are thrombocytes and what do they do? (Need both)
Platelets; Clotting
Which type of capillaries allow for exchange of large molecules due to the largest amount of openings?
Sinusoid capillaries
What layer of the pericardium is DIRECTLY superficial to the myocardium?
Visceral layer of pericardium (Epicardium)
What sound is heard the semilunar valves close?
Dup
Which portion of the conduction system of the heart innervates the myocardium located on the outside of the heart?
Purkinje fibers
How much of the blood is composed of buffy coat?
~1%
Rouleaux line
Which valves are closed when the ventricles are pushing blood into the pulmonary trunk and aorta?
Atrioventricular (AV) Valves; Tricuspid & bicuspid
What type of epithelium is endocardium composed of? (THINK: cell type and shape)
Simple squamous epithelium
Which autonomic innervation uses the Vagus nerve to affect the heart rate?
Parasympathetic