CCBC BIO 109 LECTURE 2 2026
COMPREHENSIVE STUDY GUIDE Q&A
REVIEW GRADED A+
⩥ Plasma.
Answer: The liquid extracellular matrix of blood (about 55%) consisting
mostly of water, proteins, electrolytes, nutrients, wastes, and hormones
⩥ Formed elements.
Answer: The cellular components of blood including erythrocytes,
leukocytes, and platelets
⩥ Erythrocytes (RBCs).
Answer: Biconcave, anucleate cells specialized for oxygen transport
using hemoglobin
⩥ Hemoglobin.
Answer: An iron-containing protein in red blood cells that binds oxygen
and gives blood its red color
⩥ Leukocytes (WBCs).
Answer: Nucleated blood cells involved in defending the body against
infection and foreign substances
, ⩥ Agranulocytes.
Answer: White blood cells lacking visible granules including
lymphocytes and monocytes
⩥ Granulocytes.
Answer: White blood cells containing cytoplasmic granules including
neutrophils, eosinophils, and basophils
⩥ Platelets (thrombocytes).
Answer: Small cell fragments derived from megakaryocytes that
function in blood clotting
⩥ Megakaryocytes.
Answer: Large bone marrow cells that fragment to produce platelets
⩥ Erythropoiesis.
Answer: The process of red blood cell production in red bone marrow
⩥ Erythropoietin (EPO).
Answer: A hormone released primarily by the kidneys that stimulates
RBC production in response to low oxygen levels
COMPREHENSIVE STUDY GUIDE Q&A
REVIEW GRADED A+
⩥ Plasma.
Answer: The liquid extracellular matrix of blood (about 55%) consisting
mostly of water, proteins, electrolytes, nutrients, wastes, and hormones
⩥ Formed elements.
Answer: The cellular components of blood including erythrocytes,
leukocytes, and platelets
⩥ Erythrocytes (RBCs).
Answer: Biconcave, anucleate cells specialized for oxygen transport
using hemoglobin
⩥ Hemoglobin.
Answer: An iron-containing protein in red blood cells that binds oxygen
and gives blood its red color
⩥ Leukocytes (WBCs).
Answer: Nucleated blood cells involved in defending the body against
infection and foreign substances
, ⩥ Agranulocytes.
Answer: White blood cells lacking visible granules including
lymphocytes and monocytes
⩥ Granulocytes.
Answer: White blood cells containing cytoplasmic granules including
neutrophils, eosinophils, and basophils
⩥ Platelets (thrombocytes).
Answer: Small cell fragments derived from megakaryocytes that
function in blood clotting
⩥ Megakaryocytes.
Answer: Large bone marrow cells that fragment to produce platelets
⩥ Erythropoiesis.
Answer: The process of red blood cell production in red bone marrow
⩥ Erythropoietin (EPO).
Answer: A hormone released primarily by the kidneys that stimulates
RBC production in response to low oxygen levels
