IGNOU MFN 1 SOLVED ASSIGNMENT

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MFN 001 (July 2025) - ENGLISH

ASSIGNMENT-1

TMA-1

Applied Physiology

Course Code:MFN-001

Assignment Code: MFN-001/AST-1/TMA-1/25-26

Last Date of Submission: 15th November, 2025

Maximum Marks:100

This assignment is based on Units 1-12 of the MFN-001 Course.

Section A -Descriptive Questions

There are ten questions in this part. Answer all questions.

1. a) What do you understand by the term 'ageing'? Explain various theories of ageing.

b) Describe the composition of blood

2. a) Discuss the unique properties of cardiac muscles.

b) What is Innate immunity? Briefly describe innate immune responses in our body.

3. a) Explain the structure and functions of the heart with diagram.

b) What are the different blood group systems in our body?

4.a) Briefly describe the organs involved in the process of respiration.

b) Briefly describe transportation of oxygen and carbon dioxide by the blood.

5. a) Explain the structure and functions of stomach with diagram. Write the composition and functions of the gastric juice.

b) Give composition of bile and factors controlling movements of Gall Bladder.

6.a) Describe the phases of urine formation in kidney.

b) Explain how does the kidneys maintain pH balance?

c) Write in brief about Renal function Tests.

7. a) How active transport system is different from passive transport system across a cell membrane? Explain.

b) Draw a labelled diagram of a nerve cell. Explain the process of synaptic transmission.

8.a) Describe the structure and functions of the Autonomic Nervous System.

b) How do we perceive colour? Explain.

c) What are the functions of inner ear?

9. a) What are the different hormones secreted by the pituitary gland? State the functions of theses hormones.

b) Explain the physiology of lactation.

10.a) Describe the common disorders of Female Reproductive System.

b) Describe various contraception methods used for family planning.

MFN 001 (July 2026) - ENGLISH

ASSIGNMENT-1
 TMA-1
Applied Physiology
Course Code:MFN-001
Assignment Code:MFN-001/AST-1/TMA-1/25-26
Last Date of Submission: 15th November, 2026
Maximum Marks:100
This assignment is based on Units 1 -12 of the MFN-001 Course.
Section A -Descriptive Questions
There are ten questions in this part. Answer all questions.
(80marks)
1. a) Differentiate between eukaryotic cells and prokaryotic cells. Draw and label
their structure.
b) What do you understand by the term ‘cardiac cycle’?
(6)
(2)
2. a) What do you understand by ‘intracellular fluid and extracellular fluid’? Give
example of both.
 b) What is Cell Mediated Immune System (CMIS)? Briefly describe the mode of
action of CMIS.
(4)
(4)
3. a) What do you understand by the term endocrine gland? Enlist the major
hormones secreted by these glands.
b) Briefly discuss the parts of the brain referred to as the emotional brain.
(4)
(4)
4. a) Briefly discussed the types of artificial kidney dialysis.
b) What do you understand by the term GFR? What are the factors affecting GFR?
(4)
(4)
5. a) Give the composition and functions of:
(i) Gastric juice (ii) Pancreatic juice
b) Briefly discuss the role of placenta and list the hormones produce by it.
(2+2)
(4)
6. a) List the different organs involved in taste perception and explain the
mechanism of taste perception.
b) Briefly explain how the neurons communicate with each other.
(4)
(4)
7. a) List the two major hormones secreted by each of the following glands and
explain their physiological effect:
(i)Anterior Pituitary (ii)Adrenal Gland
b) What are the important functions of liver? Illustrate the structure of liver.
(4)
(4)
8. a) What is the difference between active and passive transport? Name the types of
both the transport.
b) Graphically illustrate the organs involved in respiration and describe the
mechanism of respiration 

9. a) Briefly explain the mechanisms of circulation of blood in our body.
b) Differentiate between mitosis and meiosis.
(5)
(3)
10. a) What do you understand by the terms ‘Rh incompatibility’ and
‘Erythroblastosis foetalis’. Discuss why the risk of Rh incompatibility increases
with more number of pregnancies.
b) Name three pairs of salivary glands.
c) What do you understand by the term blood pressure? How is it measured?
(4)
(2)
(2)
Section B – OTQ (Objective Type Questions) (20 marks)
1. Define the following: (5)
i) Megaloblastic Anemia
ii) TNF
iii) Diabetes Insipidus
iv) Respiratory Acidosis
v) Lymphocytes
2. Give the functions/role of the following structure/organs in our body: (10)
i) Pineal gland
ii) Cochlea
iii) Urethra
iv) Large intestine
v) Cholecystokinin-pancreozymin (CCK-PZ)
vi) Pyloric orfice
vii) Lungs
viii) Bundle of His
ix) Major Histocompatability complex (MHC)
x) Platelets
 3. Match the Following (5)
i) George Whipple a) Serous cells
ii) Parotid Gland b) Relationship between diet and hemoglobin
iii) Submandibular Gland c) Mired Cells
iv) Tongue d) Circumvallate papillae
v) Dwarfism e) Deficiency of GH

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