WBC

Q.

How can normal flora become pathogenic?

Q.

Which one of the following is the major cation present in the plasma of blood?

1. Potassium

2. Calcium

3. Magnesium

4. Sodium

Q. What is diapedesis?

1. Immune response of T-cells
2. Synthesis of WBC
3. Squeezing out of WBC from the capillaries at the site of infection
4. Synthesis of RBC

Q. What is the properties of protein and lipid in the membrane of human erythrocytes

Q.

This section contains 1 Assertion-Reason type question, which has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.

इस खण्ड में 1 कथन-कारण प्रकार का प्रश्न है, जिसमें 4 विकल्प (a), (b), (c) तथा (d) दिये गये हैं, जिनमें से केवल एक सही है।

A : ANF is released by the myocytes of the atrial wall in response to increase in blood volume and hypotension.

A : ANF का मोचन, रक्त आयतन में वृद्धि और अल्प तनाव के प्रति अनुक्रिया में अलिंद भित्ति की मायोसाइट्स द्वारा होता है।

R : ANF can cause vasodilation, ANF along with ADH and RAAS provide an elaborate system of checks and balance that regulate the kidney functioning, to control body fluid osmolarity, salt concentrations, blood pressure and blood volume.

R : ANF के कारण वाहिकाविस्फारण हो सकता है, ADH और RAAS के साथ ANF, नियंत्रण एवं संतुलन का एक विस्तृत तंत्र प्रदान करता है जो शरीर के तरल की परासरणता, लवण सांद्रता, रक्त दाब तथा रक्त आयतन को नियंत्रित करने के लिए वृक्क कार्य का नियमन करता है।

1. Both (A) and (R) are true and (R) is the correct explanation of (A)
   
   (A) तथा (R) दोनों सही हैं तथा (R), (A) का सही स्पष्टीकरण है
2. Both (A) and (R) are true but (R) is not the correct explanation of (A)
   
   (A) तथा (R) दोनों सही हैं लेकिन (R), (A) का सही स्पष्टीकरण नहीं है
3. (A) is true but (R) is false
   
   (A) सही है लेकिन (R) गलत है
4. (A) is false but (R) is true
   
   (A) गलत है लेकिन (R) सही है

Q.

Match the given cells with their characteristics.
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \left(i\right)\text{Monocyte}& \left(a\right)\text{secretes serotonin, histamine, heparin}\\ \left(ii\right)\text{Neutrophil}& \left(b\right)\text{forms about 20\% of WBC is involved in immune response}\\ \left(iii\right)\text{B-Lymphocytes}& \left(c\right)\text{most abundant white blood cells, phagocytic}\\ \left(iv\right)\text{Basophil}& \left(d\right)\text{life span of 3 days, produces antibodies}\end{array}$

1. (i) $\to$ a, (ii) $\to$ b, (iii) $\to$ c, (iv) $\to$ d

2. (i) $\to$ d, (ii) $\to$ c, (iii) $\to$ b, (iv) $\to$ a

3. (i) $\to$ c, (ii) $\to$ d, (iii) $\to$ a, (iv) $\to$ b

4. (i) $\to$ b, (ii) $\to$ a, (iii) $\to$ d, (iv) $\to$ a

Q. The post-surgery complications of a kidney transplant like infection and sepsis is caused due to the use of

1. Psychoactive drugs.
2. Immunosuppressant.
3. Analgesics.
4. None of the above.

Q.

Eosinophils produce enzymes which reduce inflammatory response and are associated with parasitic infections, while ______ are responsible for triggering an allergic reaction.

1. Basophils

2. Monocytes

3. T-lymphocytes

4. Neutrophils

Q. Dialysis fluid contain all the constituents as in plasma except

Q.

How does blood form in our body and where ?

Q.

Ravi was rushed to a nearly hospital after an accident which caused a lot of blood loss. The hospital failed to supply O-ve blood for transfusion. Rahman who was attending a patient learned about the situation agreed to donate blood being of the same blood group.

(a) What values do you find in Rahman?

(b) Why cant O+ve blood be transfused in to Ravis body?

Q. In sponges the food is stored in

1. Desmocytes
2. Archaeocytes
3. Thesocytes
4. Trophocytes

Q. which cell secretes soluble protein immunoglobulin in blood plasma ?

Q. How RBC and platelets form in bone marrow?

Q. How many of the following from the box given below do not have identifiable functions in normal physiological processes of body?
$\begin{array}{c}\text{Cellulose, Carotenoids, Fructose, Ricin, Codeine, Morphine, Mannose}\end{array}$

1. Five
2. Six
3. Two
4. Four