Pulmonary/Systemic Circulation
What is the top chamber of the heart? What is the bottom chamber of the heart?
atria
ventricles
What is the name of the period of ventricular contraction and blood ejection?
systole
What is the name of the recording of the heart's electrical activity?
What is the name of the vessel that brings blood back to the heart?
Veins
What is the name of the gland that supplies hormones for the anterior and posterior pituitary gland?
hypothalamus
What are the names (2) of the blood vessels that pump blood towards the lungs and body tissues?
pulmonary trunk (or arteries)
aorta
diastole
What is the pacemaker of the heart also called?
sinoatrial (SA) node
What is the name of the smallest blood vessel?
capillaries
The two hormones released by the adrenal gland in stressful times/
cortisol
epinephrine
Blood that enters the vena cava will have which specific quality? (hint: think about oxygen)
What is the name of the blood that is ejected out of the ventricles during systole?
stroke volume
QRS wave/complex
vasoconstriction
The 2 hormones made during thyroid hormone synthesis
T4 (thyroxine)
For blood to pass from the right ventricle into the pulmonary trunk, which valve must it pass through?
Pulmonary valve
End-diastolic volume
The first heard sound ("lub") appears after which wave in the ECG?
QRS wave
What is the name of the blood vessel that controls blood flow into capillary beds?
arterioles
What does tropic/trophic mean?
when a hormone stimulates the secretion of another hormone
Once blood arrives in the left atrium, which valve does it need to pass through to reach the left ventricle?
bicuspid/mitral valve
Once the ventricles fill during diastole, what final contraction must happen before systole can restart?
Atrial contraction to deliver a final amount of blood
The second heart sound ("dub") is heard after which wave in the ECG?
T wave
"A mechanism that helps venous flow when muscle contracts, helping the veins move blood"
skeletal muscle pump
What is the hormone that stimulates smooth muscle in the mammary gland and uterus?
oxytocin