BIO 142 EXAM 4 QUESTIONS WITH ACCURATE SOLUTIONS
Lymphatic capillaries are ______ vessels
1. closed-ended
2. open-ended
3. fenestrated -- Answer ✔✔ 1. closed-ended
Inflammation decreases and tissue healing begins within ____ hours after injury --
Answer ✔✔ 72
When you get a flu shot, you are receiving a(n) _______, an injection of weakened flu
virus or virus particles -- Answer ✔✔ vaccine
Antigens are usually:
1. a protein or large polysaccharide
2. a nucleic acid or protein
3. a small polysaccharide or lipid
4. a lipid -- Answer ✔✔ 1. a protein or large polysaccharide
Identify the cells that produce histamine and heparin. -- Answer ✔✔ 1. basophils
2. mast cells
,Antibody concentration in the blood is also known as antibody __________ -- Answer
✔✔ titer
Vaccines are administered to increase the number of memory _____ cells you have for
a specific antigen -- Answer ✔✔ B
Vaccines provide a type of adaptive immunity called artificially acquired ______
immunity -- Answer ✔✔ active
Immunity obtained from another individual is called ______ immunity -- Answer ✔✔
acquired
Immunoglobulin E (IgE) is involved in:
1. delayed hypersensitivities
2. acute hypersensitivities
3. subacute hypersensitivities -- Answer ✔✔ 2. acute hypersensitivities
Identify the type of hypersensitivity that occurs within 1 to 3 hours of exposure --
Answer ✔✔ subacute hypersensitivities
Plasma cells typically produce antibodies:
1. while circulating in the blood
2. from the lymph nodes
3. directly onto an infected cell
4. while circulating in the lymph -- Answer ✔✔ 2. from the lymph nodes
Antibodies are produced by activated B cells called _________ cells -- Answer ✔✔
plasma
, Which categories of infectious agents are eukaryotic cells?
1. Fungi
2. Protozoans
3. Viruses
4. Multicellular parasites
5. Bacteria -- Answer ✔✔ 1. Fungi
2. Protozoans
3. Multicellular parasites
Identify the phagocytes
1. Macrophages
2. Neutrophils
3. Basophils
4,. Erythrocytes -- Answer ✔✔ 1. Macrophages
2, Neutrophils
Identify the class of immunoglobulin tat is found in mucus, saliva, tears and breast milk --
Answer ✔✔ IgA
Lymphocytes are tested to see if they are immunocompetent in the bone marrow and
___________ gland -- Answer ✔✔ thymus
Identify the three events of a fever -- Answer ✔✔ 1. Onset
2. Stadium
3, Defervescence
List the three types of granulocytes -- Answer ✔✔ 1. Eosinophils
2. Basophils
3. Neutrophils
Lymphatic capillaries are ______ vessels
1. closed-ended
2. open-ended
3. fenestrated -- Answer ✔✔ 1. closed-ended
Inflammation decreases and tissue healing begins within ____ hours after injury --
Answer ✔✔ 72
When you get a flu shot, you are receiving a(n) _______, an injection of weakened flu
virus or virus particles -- Answer ✔✔ vaccine
Antigens are usually:
1. a protein or large polysaccharide
2. a nucleic acid or protein
3. a small polysaccharide or lipid
4. a lipid -- Answer ✔✔ 1. a protein or large polysaccharide
Identify the cells that produce histamine and heparin. -- Answer ✔✔ 1. basophils
2. mast cells
,Antibody concentration in the blood is also known as antibody __________ -- Answer
✔✔ titer
Vaccines are administered to increase the number of memory _____ cells you have for
a specific antigen -- Answer ✔✔ B
Vaccines provide a type of adaptive immunity called artificially acquired ______
immunity -- Answer ✔✔ active
Immunity obtained from another individual is called ______ immunity -- Answer ✔✔
acquired
Immunoglobulin E (IgE) is involved in:
1. delayed hypersensitivities
2. acute hypersensitivities
3. subacute hypersensitivities -- Answer ✔✔ 2. acute hypersensitivities
Identify the type of hypersensitivity that occurs within 1 to 3 hours of exposure --
Answer ✔✔ subacute hypersensitivities
Plasma cells typically produce antibodies:
1. while circulating in the blood
2. from the lymph nodes
3. directly onto an infected cell
4. while circulating in the lymph -- Answer ✔✔ 2. from the lymph nodes
Antibodies are produced by activated B cells called _________ cells -- Answer ✔✔
plasma
, Which categories of infectious agents are eukaryotic cells?
1. Fungi
2. Protozoans
3. Viruses
4. Multicellular parasites
5. Bacteria -- Answer ✔✔ 1. Fungi
2. Protozoans
3. Multicellular parasites
Identify the phagocytes
1. Macrophages
2. Neutrophils
3. Basophils
4,. Erythrocytes -- Answer ✔✔ 1. Macrophages
2, Neutrophils
Identify the class of immunoglobulin tat is found in mucus, saliva, tears and breast milk --
Answer ✔✔ IgA
Lymphocytes are tested to see if they are immunocompetent in the bone marrow and
___________ gland -- Answer ✔✔ thymus
Identify the three events of a fever -- Answer ✔✔ 1. Onset
2. Stadium
3, Defervescence
List the three types of granulocytes -- Answer ✔✔ 1. Eosinophils
2. Basophils
3. Neutrophils
