QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS GRADED A++
Pericardium
Pericardial space lies between fibrous pericardium and serous pericardium and contains
pericardial fluid to reduce friction as myocardium contracts and relaxes.
-serous pericardium -epicardium
Myocardium
thick muscular tissue that contracts to eject blood from ventricles.
Epicardium
lines inner chambers and valves.
Atrioventricular valves
Separate the atria from the ventricles. Tricuspid and bicuspid valves.
Semilunar valves
pulmonary valve and aortic valve
Diastole
the ventricles relax and fill with blood
Systole
Ventricles contract creating pressure that closes AV valves, preventingbackflow of blood
into atria
, Electric conduction of the heart
The SA node initiates the electrical impulse in the right atrium and then travels to the AV
node.
Lymph fluid
removes fluid from interstitial spaces. it is clear, composed mainly of water and a small
amount of protein, mostly albumin.
Lymph nodes
tiny oval clumps of lymphatic tissue, usually located in groups along blood vessels.
Present health status
remember to ask about chronic illnesses and if they take aspirin daily because it is a
blood thinner.
Personal/Psychosocial Hx
remember to ask about recreational/illicit drug use because they can either stimulate or
depress. also caffiene, alcohol, smoking, and eating habits.
Past Medical Hx
in children or past childhood years, "growing pains" or joint pains can indicate blood flow
issues. ask about cholesterol levels.
Chest pain
where specifically in the chest? does the pain radiate?
Shortness of breath
when do you get short of breath? are other symptoms present? what makes it better or
worse?
Cough