BIOL 235
BIOL 235 Final Review Questions with
Correct Verified Answers 2025
Which of the following blood cell types normally compromises the highest
percentage of the blood component labeled 2 in the figure?
A) eosinophils
B) monocytes
C) lymphocytes
D) neutrophils
E) basophils -Correct Answers ✔-D
The process by which the formed elements of the blood develop is called
A) hematospermia
B) hemopoiesis
C) thrombocytosis
D) hemostasis
E) polycythemia -Correct Answers ✔-B
The major functions of a red blood cell is
A) nutrient transport
B) cytokine stimulation
C) blood cell proliferation
D) gas transport
E) disease resistance -Correct Answers ✔-D
Which of the following blood cells is a phagocyte?
A) neutrophil
B) platelet
C) lymphocyte
D) basophil
E) erythrocyte -Correct Answers ✔-A
Which of the following hormones stimulates the development of megakaryoblasts?
BIOL 235
,BIOL 235
A) erythropoietin
B) thrombopoietin
C) nitric oxide
D) human growth hormone
E) heparin -Correct Answers ✔-B
The intrinsic and extrinsic pathways of blood clotting are identical after formation
of
A) thromboplastin
B) prothrombinase
C) clotting factor XII
D) fibrin
E) tissue factor -Correct Answers ✔-B
Clotting of an unbroken blood vessel is called?
A) embolism
B) hemolysis
C) fibrinolysis
D) agglutination
E) thrombosis -Correct Answers ✔-E
What blood type is a person if their plasma contains only anti-A agglutinin?
A) A
B) B
C) O
D) AB
E) not enough information is provided to answer the question -Correct Answers ✔-
B
The anatomical region found between the lungs that extends from the sternum to
the vertebral column and from the first rib to the diaphragm?
A) epicardium
B) abdominal cavity
C) pericardium
BIOL 235
, BIOL 235
D) mediastinum
E) thoracic cavity -Correct Answers ✔-D
Through which structure does blood pass from the right atrium to the right
ventricle?
A) bicuspid valve
B) interventricular septum
C) tricuspid valve
D) mitral valve
E) ascending aorta -Correct Answers ✔-C
Which valve below prevents blood from flowing back into the right ventricle?
A) tricuspid valve
B) bicuspid valve
C) pulmonary semilunar valve
D) aortic semilunar valve
E) mitral valve -Correct Answers ✔-C
Which structure in the figure is labeled C? -Correct Answers ✔-arch of aorta
Why does not a significant amount of blood flow back into the vena cava and
coronary sinus during atrial contraction?
A) the tricuspid valve blocks the venous openings
B) the bicuspid valve blocks the venous openings
C) the contraction of the atria compresses and closes the venous openings
D) the semilunar valves block the venous openings
E) the venous valves block the venous openings -Correct Answers ✔-D
Cardiac muscle fibers are electrically connected to neighboring fibers by...
A) desmosomes
B) tight junctions
C) gap junctions
D) interneurons
E) chordae tendinae -Correct Answers ✔-C
BIOL 235
BIOL 235 Final Review Questions with
Correct Verified Answers 2025
Which of the following blood cell types normally compromises the highest
percentage of the blood component labeled 2 in the figure?
A) eosinophils
B) monocytes
C) lymphocytes
D) neutrophils
E) basophils -Correct Answers ✔-D
The process by which the formed elements of the blood develop is called
A) hematospermia
B) hemopoiesis
C) thrombocytosis
D) hemostasis
E) polycythemia -Correct Answers ✔-B
The major functions of a red blood cell is
A) nutrient transport
B) cytokine stimulation
C) blood cell proliferation
D) gas transport
E) disease resistance -Correct Answers ✔-D
Which of the following blood cells is a phagocyte?
A) neutrophil
B) platelet
C) lymphocyte
D) basophil
E) erythrocyte -Correct Answers ✔-A
Which of the following hormones stimulates the development of megakaryoblasts?
BIOL 235
,BIOL 235
A) erythropoietin
B) thrombopoietin
C) nitric oxide
D) human growth hormone
E) heparin -Correct Answers ✔-B
The intrinsic and extrinsic pathways of blood clotting are identical after formation
of
A) thromboplastin
B) prothrombinase
C) clotting factor XII
D) fibrin
E) tissue factor -Correct Answers ✔-B
Clotting of an unbroken blood vessel is called?
A) embolism
B) hemolysis
C) fibrinolysis
D) agglutination
E) thrombosis -Correct Answers ✔-E
What blood type is a person if their plasma contains only anti-A agglutinin?
A) A
B) B
C) O
D) AB
E) not enough information is provided to answer the question -Correct Answers ✔-
B
The anatomical region found between the lungs that extends from the sternum to
the vertebral column and from the first rib to the diaphragm?
A) epicardium
B) abdominal cavity
C) pericardium
BIOL 235
, BIOL 235
D) mediastinum
E) thoracic cavity -Correct Answers ✔-D
Through which structure does blood pass from the right atrium to the right
ventricle?
A) bicuspid valve
B) interventricular septum
C) tricuspid valve
D) mitral valve
E) ascending aorta -Correct Answers ✔-C
Which valve below prevents blood from flowing back into the right ventricle?
A) tricuspid valve
B) bicuspid valve
C) pulmonary semilunar valve
D) aortic semilunar valve
E) mitral valve -Correct Answers ✔-C
Which structure in the figure is labeled C? -Correct Answers ✔-arch of aorta
Why does not a significant amount of blood flow back into the vena cava and
coronary sinus during atrial contraction?
A) the tricuspid valve blocks the venous openings
B) the bicuspid valve blocks the venous openings
C) the contraction of the atria compresses and closes the venous openings
D) the semilunar valves block the venous openings
E) the venous valves block the venous openings -Correct Answers ✔-D
Cardiac muscle fibers are electrically connected to neighboring fibers by...
A) desmosomes
B) tight junctions
C) gap junctions
D) interneurons
E) chordae tendinae -Correct Answers ✔-C
BIOL 235
