The physiological mechanism that dissolves clots is known as
hemostasis.
fibrinolysis.
erythroblastosis.
diapedesis.
The Correct Answer is B
A. hemostasis: This is the general term for the process of stopping bleeding, which includes clot formation, not dissolution.
B. fibrinolysis: Fibrinolysis is the enzymatic breakdown of the fibrin mesh in blood clots, primarily performed by the enzyme plasmin.
C. erythroblastosis: This refers to the abnormal presence of erythroblasts (immature red blood cells) in the blood, usually related to hemolytic disease.
D. diapedesis: This is the process of white blood cells "squeezing" through capillary walls to enter tissues.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. sodium: While some sodium leaks in, the resting membrane is significantly less permeable to sodium than to potassium.
B. potassium: The resting neuronal membrane has "leaky" channels that are specifically permeable to K + , allowing it to diffuse out down its concentration gradient.
C. proteins: Intracellular proteins are large, negatively charged molecules that cannot cross the membrane.
D. phosphate: Like proteins, phosphate ions are trapped inside the cell and cannot diffuse across the resting membrane.
Correct Answer is C
Explanation
A. Absorption: This is a major function of epithelial tissue, particularly in the digestive tract.
B. Secretion: Glandular epithelium is specialized to secrete substances like sweat, enzymes, and hormones.
C. Assimilation: This is the correct choice because it is a metabolic process of the whole body/cell to incorporate nutrients, not a specific primary function of epithelial tissue.
D. Protection: The skin (epidermis) is epithelial tissue that serves as the body's primary protective barrier.
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