BIO 255 lab practicum Questions and
Answers
Plasma - answerLiquid part of blood
Buffy coat - answerwhite blood cells and platelets
erythrocytes ( red blood cell) - answer
leukocytes - answerwhite blood cells, fight infection
platelets - answerblood clotting
Blood typing - answer
roles of antigen - answermarkers that tell your body that something is foreign
Roles of antibodies - answer1. Agglutinate Pathogens
2. Neutralizing Toxins
3. Prevent the pathogen from binding to human cells
neutrophils - answerA type of white blood cell that engulfs invading microbes and
contributes to the nonspecific defenses of the body against disease.
basophils - answerrelease histamine
eosinophils - answera white blood cell containing granules that are readily stained by
eosin.
monocytes - answerAn agranular leukocyte that is able to migrate into tissues and
transform into a macrophage.
lymphocytes - answerA type of white blood cell that make antibodies to fight off
infections
myeloid - answerderived from bone marrow
lymphoid - answerderived from lymph tissue
myeloid vs lymphoid - answerMyeloid:
-From the bone marrow
-Includes precursors of granulocytes (neutrophils, basophils, eosinophils), monocytes,
RBCs and platelets
, Lymphoid:
-From the lymph nodes, thymus and spleen
-Includes lymphocytes from the peripheral blood, lymph nodes and extra nodal tissue
What type transfusion can a person with type A- blood receive? - answerA or O
mediastinum - answerspace between the lungs
pericardial membranes - answersurrounds the heart
pericardial fluid - answersmall amount of lubricating fluid in heart.
epicardium - answerouter layer of the heart
myocardium - answermuscular, middle layer of the heart
endocardium - answerinner lining of the heart
epithelial - answerA body tissue that covers the surfaces of the body, inside and out
cardiac muscle - answerInvoluntary muscle tissue found only in the heart.
right atrium - answerReceives deoxygenated blood from the body
left atrium - answerreceives oxygenated blood from the lungs
right ventricle - answerpumps deoxygenated blood to the lungs
left ventricle - answerpumps oxygenated blood to the body
intra-atrial septum - answerdivides the heart
intra-ventricular septum - answerseparates the right and left ventricles
aorta - answerThe large arterial trunk that carries blood from the heart to be distributed
by branch arteries through the body.
superior vena cava - answerA vein that is the second largest vein in the human body
and returns blood to the right atrium of the heart from the upper half of the body.
inferior vena cava - answerA vein that is the largest vein in the human body and returns
blood to the right atrium of the heart from bodily parts below the diaphragm.
pulmonary arteries - answercarry deoxygenated blood out of the right ventricle and into
the lungs
Answers
Plasma - answerLiquid part of blood
Buffy coat - answerwhite blood cells and platelets
erythrocytes ( red blood cell) - answer
leukocytes - answerwhite blood cells, fight infection
platelets - answerblood clotting
Blood typing - answer
roles of antigen - answermarkers that tell your body that something is foreign
Roles of antibodies - answer1. Agglutinate Pathogens
2. Neutralizing Toxins
3. Prevent the pathogen from binding to human cells
neutrophils - answerA type of white blood cell that engulfs invading microbes and
contributes to the nonspecific defenses of the body against disease.
basophils - answerrelease histamine
eosinophils - answera white blood cell containing granules that are readily stained by
eosin.
monocytes - answerAn agranular leukocyte that is able to migrate into tissues and
transform into a macrophage.
lymphocytes - answerA type of white blood cell that make antibodies to fight off
infections
myeloid - answerderived from bone marrow
lymphoid - answerderived from lymph tissue
myeloid vs lymphoid - answerMyeloid:
-From the bone marrow
-Includes precursors of granulocytes (neutrophils, basophils, eosinophils), monocytes,
RBCs and platelets
, Lymphoid:
-From the lymph nodes, thymus and spleen
-Includes lymphocytes from the peripheral blood, lymph nodes and extra nodal tissue
What type transfusion can a person with type A- blood receive? - answerA or O
mediastinum - answerspace between the lungs
pericardial membranes - answersurrounds the heart
pericardial fluid - answersmall amount of lubricating fluid in heart.
epicardium - answerouter layer of the heart
myocardium - answermuscular, middle layer of the heart
endocardium - answerinner lining of the heart
epithelial - answerA body tissue that covers the surfaces of the body, inside and out
cardiac muscle - answerInvoluntary muscle tissue found only in the heart.
right atrium - answerReceives deoxygenated blood from the body
left atrium - answerreceives oxygenated blood from the lungs
right ventricle - answerpumps deoxygenated blood to the lungs
left ventricle - answerpumps oxygenated blood to the body
intra-atrial septum - answerdivides the heart
intra-ventricular septum - answerseparates the right and left ventricles
aorta - answerThe large arterial trunk that carries blood from the heart to be distributed
by branch arteries through the body.
superior vena cava - answerA vein that is the second largest vein in the human body
and returns blood to the right atrium of the heart from the upper half of the body.
inferior vena cava - answerA vein that is the largest vein in the human body and returns
blood to the right atrium of the heart from bodily parts below the diaphragm.
pulmonary arteries - answercarry deoxygenated blood out of the right ventricle and into
the lungs
