General physiology for medical student MCQ test

1. Medical Physiology
1- The parts or structure of the cell are:
A) Cell membrane.
B) Cytoplasm.
C) Nucleus.
D) All of them.
2- Which of the following are true about cell membrane:
A) Is a protective sheath, enveloping the
B) Separates the fluid outside the cell and the fluid inside the
C) Is a semipermeable membrane.
D) All of them.
3- Cell membrane is composed of three types of substances which of these are the most
abundant:
A) Carbohydrate.
B) Lipid.
C) Fat.
D) Mineral.
4- The portion of cell membrane that
A) Hydrophobic.
B) Hydrophilic.
C) Cholesterol.
D) None of them.
5- The proteins that pass through entire thickness of cell membrane from one
other side is called:
A) Peripheral proteins.
B) Integral or transmembrane proteins.
C) Glycoprotein.
D) Glycolipid.
6- What the structure that all
A) Nucleus.
B) Cell membrane.
C) Cytoplasm.
D) All of them.
7- Which of the following organells responsible for
such as cholesterol and steroid.
A) Rough endoplasmic reticulum.
B) Mitochondria.
C) Smooth endoplasmic reticulum.
D) Golgi apparatus.
Dr: Ayub Abdul
Medical Physiology
1
The parts or structure of the cell are:
Which of the following are true about cell membrane:
Is a protective sheath, enveloping the cell body.
Separates the fluid outside the cell and the fluid inside the cell.
Is a semipermeable membrane.
Cell membrane is composed of three types of substances which of these are the most
The portion of cell membrane that repel or not love water is:
The proteins that pass through entire thickness of cell membrane from one
Integral or transmembrane proteins.
What the structure that all organelles are suspended or placed:
Which of the following organells responsible for synthesis of non-protein substances
and steroid.
Rough endoplasmic reticulum.
plasmic reticulum.
Dr: Ayub Abdulcadir Scek
Cell membrane is composed of three types of substances which of these are the most
The proteins that pass through entire thickness of cell membrane from one side to the
protein substances

2. Medical Physiology
8- Rough endoplasmic reticulm are responsible for
A) Cell inclusion.
B) Lysosome.
C) Centrioloes.
D) Ribosome.
9- Cytoskeleton consists of protein
A) Microtubule.
B) Intermediate filaments.
C) Microfilament.
D) All of them.
10- Which of the following is true in nucleus:
A) Have cell membrane.
B) Inside the nucleus contain both chromosome and nucleoplasm.
C) Control all the activity of the cell.
D) All of them.
11- DNA and RNA they have:
A) Phosphate.
B) Sugar.
C) Nitrogen base.
D) All of them.
12- Both DNA and RNA differ in one nitrogen base:
A) Guanine.
B) Cytosine.
C) Adenine.
D) Thiamine.
13- The entire process from transcription to translation are called:
A) Gene expression.
B) Genetic code.
C) Anticodon.
D) All of them.
14- Is the process by which protein
A) Translation.
B) Transcription.
C) Genetic disorder.
D) Genetic mutation.
15- Which of the following RNA is responsible for transport of amino acids:
A) mRNA.
B) tRNA.
C) rRNA.
D) Intron and Extron.
Dr: Ayub Abdul
Medical Physiology
2
Rough endoplasmic reticulm are responsible for protein synthesis with the help of:
Cytoskeleton consists of protein and is:
Which of the following is true in nucleus:
Inside the nucleus contain both chromosome and nucleoplasm.
Control all the activity of the cell.
Both DNA and RNA differ in one nitrogen base:
The entire process from transcription to translation are called:
Is the process by which protein synthesis occurs and is called?
Which of the following RNA is responsible for transport of amino acids:
Dr: Ayub Abdulcadir Scek
protein synthesis with the help of:
Which of the following RNA is responsible for transport of amino acids:

3. Medical Physiology
16- Which of the following is not true about Cell
A) They are formed from the same protein.
B) They connection between the neighboring
C) They are different types.
D) All of them.
17- Which of these does need energy for transportation:
A) Active transport.
B) Passive transport.
C) Symport.
D) None of them.
18- Which of this incorrect according to simple diffusion:
A) Lipid-soluble substances
B) Not need energy.
C) Water soluble substances also pass across lipid layer.
D) Its type of passive transport.
19- The characteristic of protein channels
A) They transport water and water soluble substance.
B) Both active and passive transport use these channels.
C) Is part of integral proteins found on cell membrane.
D) They always open (ungated).
20- Are the type of channels which open in the presence
A) Ligand-gated channels.
B) Mechanically gated channels.
C) Voltage-gated channels.
D) Leakage channel.
21- The movement of water or any other solvent from an area of lower concentration to an
area of higher concentration of a solute.
A) Bulk flow.
B) Filtration.
C) Osmosis.
D) None of them.
22- Transports two different substances in the same direction:
A) Symport pump.
B) Uniport pump.
C) Antiport pump.
D) None of them.
23- Na+-K+ pump have:
A) 3Na outside the cell.
B) 2K inside the cell.
C) Use ATP.
Dr: Ayub Abdul
Medical Physiology
3
Which of the following is not true about Cell junction:
They are formed from the same protein.
They connection between the neighboring cells.
Which of these does need energy for transportation:
this incorrect according to simple diffusion:
can easily permeable on the lipid layer.
Water soluble substances also pass across lipid layer.
Its type of passive transport.
The characteristic of protein channels are these except:
They transport water and water soluble substance.
Both active and passive transport use these channels.
Is part of integral proteins found on cell membrane.
They always open (ungated).
re the type of channels which open in the presence of some hormonal substances:
Mechanically gated channels.
The movement of water or any other solvent from an area of lower concentration to an
of higher concentration of a solute.
Transports two different substances in the same direction:
Dr: Ayub Abdulcadir Scek
of some hormonal substances:
The movement of water or any other solvent from an area of lower concentration to an

4. Medical Physiology
D) All of them.
24- Is the process by which the substances are expelled from the cell.
A) Exocytosis.
B) Transcytosis.
C) Endocytosis.
D) None of them.
25- This of the following is not a poasitive feedback.
A) Generation of action potential.
B) Blood clotting.
C) Child birth.
D) Temperature regulation.
26- Which of these are incorrect in negative feedback:
A) Type of homeostasis.
B) All activity of the body are influenced by this mechanism.
C) Regulation of temperature, endocrine, respiratory, blood pressure.
D) Does not arrest or reverse the change (stimuli).
27- Acid-base balance is:
A) Important for the homeostasis of the body.
B) Alkaline are constantly produced in the body.
C) Never causes a medical emergency.
D) Only the kidneys perform this acid base balance.
28- Which of the statement is true about Compensatory Mechanism:
A) Respiratory mechanism = Adjust the pH within minutes.
B) Renal mechanism = Adjust the pH within hours to few days and is faster than the other.
C) Acid-base buffer system = Adjust the pH within seconds.
D) None of them.
29- Which of the following is the main function
A) Transport medium.
B) Site for metabolic reactions.
C) Form and texture of various tissues.
D) All of them.
30- Fluid which has the same osmolality (tonicity) as body fluids is called isotonic fluid:
A) Hypotonic fluid.
B) Isotonic fluid.
C) Hypertonic fluid.
D) None of them.
31- If we put RBC in isotonic fluid the shape will be:
A) The shape of RBC does not change.
B) The shape of RBC becomes
C) The shape of RBC becomes swelling.
Dr: Ayub Abdul
Medical Physiology
4
Is the process by which the substances are expelled from the cell.
This of the following is not a poasitive feedback.
Generation of action potential.
Which of these are incorrect in negative feedback:
All activity of the body are influenced by this mechanism.
Regulation of temperature, endocrine, respiratory, blood pressure.
Does not arrest or reverse the change (stimuli).
Important for the homeostasis of the body.
are constantly produced in the body.
Never causes a medical emergency.
Only the kidneys perform this acid base balance.
Which of the statement is true about Compensatory Mechanism:
Respiratory mechanism = Adjust the pH within minutes.
Renal mechanism = Adjust the pH within hours to few days and is faster than the other.
base buffer system = Adjust the pH within seconds.
Which of the following is the main function of body fluid:
Site for metabolic reactions.
and texture of various tissues.
Fluid which has the same osmolality (tonicity) as body fluids is called isotonic fluid:
If we put RBC in isotonic fluid the shape will be:
The shape of RBC does not change.
shape of RBC becomes shrinking.
shape of RBC becomes swelling.
Dr: Ayub Abdulcadir Scek
Renal mechanism = Adjust the pH within hours to few days and is faster than the other.
Fluid which has the same osmolality (tonicity) as body fluids is called isotonic fluid:

5. Medical Physiology
D) None of them.
32- If total body fluid is 40L, about 22L of these fluid will contain:
A) Intracellular fluid.
B) Extracellular fluid.
C) Transcellular fluid.
D) None of them.
33- The most abundant electrolyte in the intracellular fluid is:
A) Na.
B) Ca.
C) Cl.
D) K.
34- When moving water inside or outside the cell the most electrolyte responsible for
movement is Na ion with the help of:
A) K.
B) Ca.
C) Cl.
D) None of them.
35- Which part of tissue that blood is belong to:
A) Epithelial tissue.
B) Muscle tissue.
C) Nervous tissue.
D) Connective tissue.
36- Which of the following properties of the blood is not true:
A) Red in color.
B) The volume is different in
C) It’s slightly alkaline.
D) It’s less viscosity when compared to water.
37- Which of the following type of blood cells are responsible for blood clotting:
A) Red blood cells or erythrocytes.
B) White blood cells or leukocytes
C) Platelets or thrombocytes.
D) None of them.
38- Which of the following type of plasma protein is responsible for prevention of infection
and mostly formed from antibodies:
A) Albumin.
B) Fibrin.
C) Globulin.
D) All of them.
39- Which of the following is not true in RBC:
A) Disk shaped and biconcave.
Dr: Ayub Abdul
Medical Physiology
5
If total body fluid is 40L, about 22L of these fluid will contain:
The most abundant electrolyte in the intracellular fluid is:
When moving water inside or outside the cell the most electrolyte responsible for
the help of:
Which part of tissue that blood is belong to:
Which of the following properties of the blood is not true:
The volume is different in both male and female.
It’s less viscosity when compared to water.
Which of the following type of blood cells are responsible for blood clotting:
Red blood cells or erythrocytes.
White blood cells or leukocytes
cytes.
Which of the following type of plasma protein is responsible for prevention of infection
and mostly formed from antibodies:
Which of the following is not true in RBC:
Disk shaped and biconcave.
Dr: Ayub Abdulcadir Scek
When moving water inside or outside the cell the most electrolyte responsible for
Which of the following type of blood cells are responsible for blood clotting:
Which of the following type of plasma protein is responsible for prevention of infection

6. Medical Physiology
B) Are non-nucleated.
C) Ranges between 4.5 and 5.5 million.
D) Average lifespan is about
40- Development and maturation of erythrocytes require variety of factors but the main
factor is:
A) Vitamin B12.
B) Folic acid.
C) Erythropoietin.
D) Amino acids.
41- Which of the following is not true in
A) Iron containing coloring matter of
B) Transport both oxygen and carbon dioxide.
C) Adult Hb consist (α and γ
D) Its consentration are differing in both gender.
42- Whih of the following White Blood Cell is not granulocyte:
A) Neutrophils.
B) Basophils.
C) Monocyte.
D) Eosinophils.
43- The process by which the leukocytes
A) Chemotaxis.
B) Amebic movement.
C) Diapedesis.
D) Phagocytosis.
44- Which of WBC has a characteristic
parasites:
A) Eosinophils.
B) Lymphocyte.
C) Monocyte.
D) Basophils.
45- Which of the following type of WBC that produce antibodies:
A) Monocyte.
B) Plasma cells.
C) Basophils.
D) T lymphocyte.
46- Which of the following is a characteristic of natural killer cells:
A) Large granular cell that plays
B) Non-T, non-B cell.
C) Destroys the viruses.
D) All of them.
Dr: Ayub Abdul
Medical Physiology
6
Ranges between 4.5 and 5.5 million.
Average lifespan is about 3 month.
Development and maturation of erythrocytes require variety of factors but the main
llowing is not true in Hemoglobin:
Iron containing coloring matter of red blood cell.
Transport both oxygen and carbon dioxide.
α and γ).
consentration are differing in both gender.
of the following White Blood Cell is not granulocyte:
The process by which the leukocytes squeeze through the narrow blood vessels
characteristic defense mechanism of the body against the
Which of the following type of WBC that produce antibodies:
following is a characteristic of natural killer cells:
Large granular cell that plays an important role in defense mechanism of the body
Dr: Ayub Abdulcadir Scek
Development and maturation of erythrocytes require variety of factors but the main
squeeze through the narrow blood vessels called:
mechanism of the body against the
an important role in defense mechanism of the body.

7. Medical Physiology
47- Arrest or stoppage of bleeding
A) Hemostasis.
B) Homeostasis.
C) Negetaive feedback.
D) None of them.
48- Which of the electrolyte is responsible in blood clotting:
A) Na.
B) Ca.
C) Cl.
D) K.
49- Which of the following is correct w
A) Vasoconstriction.
B) Platelets plug formation.
C) Coagulation of blood.
D) All of them.
50- During blood clotting some of the
synthesized in:
A) Spleen.
B) Liver.
C) Kidney.
D) Brain.
Dr: Ayub Abdul
Medical Physiology
7
or stoppage of bleeding is called:
Which of the electrolyte is responsible in blood clotting:
Which of the following is correct when a blood vessel is injured:
.
some of the 12 factors are needed and these factors are
Dr: Ayub Abdulcadir Scek
12 factors are needed and these factors are