Blood consists of a fluid fraction consisting of _______ and a solid fraction consisting of _______.
A) plasma; water, erythrocytes, and platelets
B) erythrocytes; leukocytes, macrophages, and platelets
C) plasma; erythrocytes, platelets, and leukocytes
D) leukocytes; erythrocytes and platelets
E) interstitial fluid; stem cells

Question

Quizplus · Accepted Answer

Blood consists of a fluid fraction called plasma, which consists of water and various proteins, ions, and hormones. The solid fraction of blood consists of erythrocytes (red blood cells), platelets, and leukocytes (white blood cells). Therefore, option C is the correct answer. Option A is incorrect because plasma is the fluid fraction, not water, erythrocytes, and platelets. Option B is incorrect because the solid fraction of blood also includes platelets, which are not leukocytes. Option D is incorrect because leukocytes are part of the solid fraction, not the other way around. Option E is incorrect because interstitial fluid is not the same as blood.

Blood Consists of a Fluid Fraction Consisting of _______ and a Solid