Cardio system
What are the two circuits of the cardiovascular system?
The pulmonary and systemic circuit.
What is leukemia?
Cancer of the WBCs
What is a tropic hormone?
It controls the release of other hormones
What are the chambers of the heart?
2 atria and 2 ventricles
A protein in plasma that helps to maintain osmotic pressure
What is the difference between upregulation and downregulation?
upregulation: an increase in the number of target cell
downregulation: a decrease in the number of target cells
What does an ECG measure?
It records the electrical changes in the myocardium during the cardiac cycle.
What is thrombocytopenia and some common causes?
It is when the platelet count drops too low. Some common causes are pregnancy, disease, or anemia.
What do the sympathetic and parasympathetic systems do to the heart rate?
Sympathetic: increases HR due to an influence on SA and AV nodes
Parasympathetic: decreases in HR due to influence on SA and AV nodes
What are plasma electrolytes?
Ions that can ionize and conduct electricity. The common ones are sodium and chloride.
What hormones does the pancreas produce?
insulin, glucagon, and somatostatin
What is the difference between a thrombus and an embolus?
thrombus: an abnormal clot
embolus: moving clot
What is the difference between myeloid cells and lymphoid cells?
Myeloid cells: responsible for producing RBCs and granulocytes
Lymphoid cells: responsible for producing agranulocytes
What is the function of the adrenal glands?
They are responsible for maintaining homeostasis.