Nurse Test Questions With 100% Correct Answers
NURSE TEST QUESTIONS WITH 100% CORRECT ANSWERS Type A Blood A antigens, B antibodies Type B Blood B antigens, A antibodies Type AB Blood A and B antigens, no antibodies Type O Blood no antigens, A and B antibodies Universal Donor Type O blood universal recipient type AB blood Haemoglobin a protein containing iron, found in red blood cells, which carries oxygen heme the iron-based component of hemoglobin that carries oxygen Globin protein that surrounds and protects the heme Haemoglobin degradation Bilirubin an orange-yellow pigment formed in the liver by the breakdown of hemoglobin and excreted in bile. Conduction system of the heart Phase 0 rapid depolarization; propagation of the cardiac impulse Phase 1 partial repolarization, decrease in sodium permeability Phase 2 plateau phase - membrane permeability to calcium increases. Phase 3 repolarization; increase in potassium permeability Phase 4 resting potential; normal working myocardial cells artery carry oxygen-rich blood away from the heart to the body Layers: Externa, Medica, Intima vein Carry oxygen-poor blood back to the heart. Layers: Externa, Media, Intima Capillaries Microscopic vessel; exchanges take place between the blood and cells of the body. Layers: Inner - endothelial Outer - epithelial Blood vessel layers tunica intima, tunica media, tunica externa
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