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]
OR
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]
OR
Describe the intrinsic mechanism of blood coagulation. [10M]
3. Give a detailed account of generation of action potential in neurons. [10M]
OR
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]
OR
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]