🔵Thursday
⚪Investigation
Files 👇
1⃣Slides 2024
2⃣Pyrexia of undetermined
origin theoreticalslides
Sources 👇
Pyrexia of undetermined origin
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
⚪Pathology
Today's Task: Last GIT
Sources 👇
1️⃣ Dr.Elnemr
- GIT 7
- GIT 8
ــــــــــــــــــــــــــــــــــــــــــــــــــــ
2️⃣ Dr. Eman
- IBD
3️⃣Dr.Bassant
- intestine 3
- intestine 4
4️⃣Dr.Tarek
- GIT 6
⚪Investigation
Files 👇
1⃣Slides 2024
2⃣Pyrexia of undetermined
origin theoreticalslides
Sources 👇
Pyrexia of undetermined origin
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
⚪Pathology
Today's Task: Last GIT
Sources 👇
1️⃣ Dr.Elnemr
- GIT 7
- GIT 8
ــــــــــــــــــــــــــــــــــــــــــــــــــــ
2️⃣ Dr. Eman
- IBD
3️⃣Dr.Bassant
- intestine 3
- intestine 4
4️⃣Dr.Tarek
- GIT 6
👍1
Adaptive acquired immunity
Anonymous Quiz
3%
Includes intact skin as one of its mechanisms
0%
Occurs immediately following exposure to an antigen
93%
Has a memory
3%
it less efficient than innate immunity
All of the following is true regarding neutrophils EXCEPT:
Anonymous Quiz
3%
They are phagocytic cells
10%
They constitute the majority of peripheral blood leucocytes
7%
They act mainly as part of the innate immune mechamism
79%
They are capable of killing abnormal cells by induction of apoptosis
❤1
Which of the following has an important role in parasitic infections?
Anonymous Quiz
18%
Neutrophils
0%
Mast cells
82%
Eosinophils
0%
Lymphocytes
0%
NK calls
The following cells contain granules that play role in the innate immunity EXCEPT:
Anonymous Quiz
14%
Neutrophils
14%
Natural killer cells
66%
Plasma cells
7%
Macrophages
Macrophages perform the following functions EXCEPT:
Anonymous Quiz
3%
Antigen presentation
0%
Phagocytosis
72%
Production of antibodies
10%
Direct cytotoxicity
14%
Secration of cytokines
Which of the following is a primary lymphoid organ:
Anonymous Quiz
97%
Bone marrow
0%
Lymph nodes
3%
Tonsils
0%
Peyer's patches
0%
Spleen
Secondary lymphoid organs include
Anonymous Quiz
0%
Bone marrow
17%
Thymus
69%
Spleen
14%
All of the above
The site of T cell maturation in man is:
Anonymous Quiz
3%
Bone marrow
0%
Lymph nodes
0%
Spleen
97%
Thymus gland
0%
Tonsils
The site of ß cell development in mammals is
Anonymous Quiz
96%
The bone marrow
0%
The bursa of Fabricius
0%
The thymus
0%
The spleen
4%
Lymph nodes
Lymphocytes are activated by antigens in:
Anonymous Quiz
16%
Blood stream
9%
Bone marrow
66%
Lymph nodes
9%
Thymus
Regarding innate immunity, all of the following is true EXCEPT:
Anonymous Quiz
0%
is present in all individuals since birth
0%
Cannot tell the difference between pathogens
96%
Always eliminates infectious organisms successfully
4%
Involves mainly granulocytes
Which of the following statements about B cells is correct:
Anonymous Quiz
0%
They are produced in the spleen
4%
They comprise around 75% of peripheral blood lymphocytes
80%
They are progenitors of plasma cells
16%
They are involved in cell mediated immunity
Which of the following statements about T cells is true:
Anonymous Quiz
24%
They mature in bursa of Fabricius or bursal equivalent
0%
They are found in the red pulp of the spleen
0%
They are progenitors of plasma cells
76%
They are involved in cell mediated and humoral immunity
The correct sequence of events in activation of T cells is:
Anonymous Quiz
24%
Activation, differentiation, proliferation
0%
Differentiation, proliferation, activation
24%
Maturation, Differentiation, activation
52%
Activation, proliferation, differentiation
A lymphocyte which has undergone activation, proliferation and differentiation:
Anonymous Quiz
0%
is now called a naive lymphocyte
0%
Can deal with many dangerous pathogens
5%
Stays in the lymph node to deal with pathogans that enter it
95%
is now an effector cell
Comparing BCR and TCR, which statement is TRUE?
Anonymous Quiz
5%
The B and T cell receptors become released into the surroundings
11%
bIn contrast to BCR, TCR has 2 antigens binding sites
84%
Both are cell surface molecules
0%
They bind to antigens non-specifically