BSCI 202 Exam 1 - Lombardi Questions With
Complete Answers
What type of tissue is blood? - ANSWER Connective Tissue (mesenchyme)
What is the pH range for blood? - ANSWER 7.35 - 7.45
What are the functions of blood? - ANSWER 1. Distribution: Gas transport, waste transport,
nutrient movement
2. Regulation: Keeps blood pH constant, regulates heat, and fluid amount.
3. Protection: Blood clots (prevents excess blood loss), immune system
What are the 2 major components of blood? - ANSWER 1. Plasma - nonliving fluid matrix
2. Formed elements - cells
-Erythrocytes (RBC)
-Leukocytes (WBC)
-Platelets
,Blood achieves function by what it is made of is known as _____________________ of blood. -
ANSWER Complementarinism
Name the 3 plasma proteins and their function. - ANSWER 1. Albumin (60%) - Regulation
2. Globulin (36%) - Regulation and Distribution
3. Fibrinogen (4%) - Protection
True or False: A Leukocyte is an incomplete cell. - ANSWER False, A leukocyte is a complete
cell as it has all organelles.
The ability of the leukocyte to leave the bloodstream and squeeze between cells in the blood
vessels is referred to as what? - ANSWER Diapedesis
What are the two categories of leukocytes? - ANSWER 1. Granulocytes - Neutrophil,
Eosinophile, and Basophil
2. Agranulocyte - Lymphocyte and Monocytes
Which leukocyte is most abundant, and which is least abundant? - ANSWER Most - Neutrophil
, Least - Basophil
Function of Granulocytes? - ANSWER Phagocytic - engulf other cells
Function of Eosinophils? - ANSWER Allergies, Asthma, and general immune response
Function of Basophils? - ANSWER Release Histamines (vasodilator) in response to foreign
bodies.
Histamines change diameter of blood vessels, dilate to get bigger, faster flow of blood to
infected site.
Which leukocyte releases a histamine. What type of leukocyte is it? - ANSWER Basophil -
Granulocyte
Name the two types of lymphocytes and their function. - ANSWER 1. T lymphocytes (T cells) -
fight against virus infected cells and tumor cells
2. B - lymphocytes (B cells) - antibody producing cells
Function of Monocytes? - ANSWER - Leave circulation and enter tissue
- Macrophages (big eaters)
- Phagocytic
Complete Answers
What type of tissue is blood? - ANSWER Connective Tissue (mesenchyme)
What is the pH range for blood? - ANSWER 7.35 - 7.45
What are the functions of blood? - ANSWER 1. Distribution: Gas transport, waste transport,
nutrient movement
2. Regulation: Keeps blood pH constant, regulates heat, and fluid amount.
3. Protection: Blood clots (prevents excess blood loss), immune system
What are the 2 major components of blood? - ANSWER 1. Plasma - nonliving fluid matrix
2. Formed elements - cells
-Erythrocytes (RBC)
-Leukocytes (WBC)
-Platelets
,Blood achieves function by what it is made of is known as _____________________ of blood. -
ANSWER Complementarinism
Name the 3 plasma proteins and their function. - ANSWER 1. Albumin (60%) - Regulation
2. Globulin (36%) - Regulation and Distribution
3. Fibrinogen (4%) - Protection
True or False: A Leukocyte is an incomplete cell. - ANSWER False, A leukocyte is a complete
cell as it has all organelles.
The ability of the leukocyte to leave the bloodstream and squeeze between cells in the blood
vessels is referred to as what? - ANSWER Diapedesis
What are the two categories of leukocytes? - ANSWER 1. Granulocytes - Neutrophil,
Eosinophile, and Basophil
2. Agranulocyte - Lymphocyte and Monocytes
Which leukocyte is most abundant, and which is least abundant? - ANSWER Most - Neutrophil
, Least - Basophil
Function of Granulocytes? - ANSWER Phagocytic - engulf other cells
Function of Eosinophils? - ANSWER Allergies, Asthma, and general immune response
Function of Basophils? - ANSWER Release Histamines (vasodilator) in response to foreign
bodies.
Histamines change diameter of blood vessels, dilate to get bigger, faster flow of blood to
infected site.
Which leukocyte releases a histamine. What type of leukocyte is it? - ANSWER Basophil -
Granulocyte
Name the two types of lymphocytes and their function. - ANSWER 1. T lymphocytes (T cells) -
fight against virus infected cells and tumor cells
2. B - lymphocytes (B cells) - antibody producing cells
Function of Monocytes? - ANSWER - Leave circulation and enter tissue
- Macrophages (big eaters)
- Phagocytic
