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Human Physiology- Biochemistry-BSC-Nagpur-Summer-2019

Bachelor of Science (B.Sc.) Semester-2 Examination
BIO-CHEMISTRY (Human Physiology)

Optional Paper—1
Time : 3 Hours
Maximum Marks : 50

N.B. :— (1) All questions are compulsory and carry equal marks.
(2) Draw well labelled diagram wherever necessary.

1. Describe in detail the different phases of menstrual cycle. [10M]


Describe the tubular-reabsorption process of urine formation. [10M]

2. (a) Write a note on T & B lymphocytes. [5M]

(b) Describe the fate of RBC. [5M]


Describe the intrinsic mechanism of blood coagulation. [10M]

3. Give a detailed account of generation of action potential in neurons. [10M]


Write notes on :

(a) Structure of synapse. [5M]

(b) Cholinergic transmission. [5M]

4. Describe the mechanism of action of peptide hormones using cAMP as second messenger. [10M]


Give a detailed account of pituitary hormones. [10M]

5. Answer any ten of the following :

(i) Mention one difference between efferent arteriole and afferent arteriole.[1M]

(ii) Define Oogenesis.[1M]

(iii) Name the tissue producing progesterone.[1M]

(iv) Name the Vitamin having important role in blood coagulation.[1M]

(v) What is the metal ion present in heme ?[1M]

(vi) What is the function of plateless ?[1M]

(vii) What is meant by a unipolar neuron ?[1M]

(viii) What is “All or None” law ?[1M]

(ix) Name any one neurotransmitter.[1M]

(x) What is meant by T3 ?[1M]

(xi) What is the main function of calcitonin ?[1M]

(xii) Name any two hormones produced by the pancreas. [1M]

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