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(Model Test Paper) PG Medical Entrance Examination Model Paper For (Physiology)

Posted January 27th, 2009 by guru

Test Paper :  PG Medical Entrance Examination Model Paper For (Physiology)

Question 1: Inability to understand, speak or read is


    1. Dyslexia
    2. Aphasia
    3. Disconnection syndrome
    4. Ataxia
    5.
Correct Answer: 1.


Question 2: Synaptic conduction is mostly orthodromic because

    1. Dendrities cannot be depolarized
    2. Once repolarised, an area cannot be depolarized
    3. The strength of antidromic impulse is less in presynaptic ter minal
    4. Chemical mediator is located only in the presynpatic terminal
    5.
Correct Answer: 4.


Question 3: Nitrogen Narcosis is caused due to?

    1. Increased susceptibility of Neurons for Nitrogens
    2. Nitrogen Inhibits Dismutase Enzyme
    3. Decrease in Oxygen free Radicals
    4. Increased production of Nitrous Oxide
    5.
Correct Answer: 1.


Question 4: Measurement of intravascular pressure by a pulmonary catheter should be done

    1. At end expiration
    2. At peak of inspiration
    3. During mid expiration
    4. During mid inspiration
    5.
Correct Answer: 2.


Question 5: The system internationale (SI) unit for blood pressure is

    1. Torr
    2. mm Hg
    3. K Pa
    4. cm H2O
    5.
Correct Answer: 3.


Question 6: Sertoli cells in the testis have receptors for:

    1. FSH
    2. LH
    3. Inhibin
    4. None of these
    5.
Correct Answer: 1.


Question 7: Kernicterus is due to

    1. Albumin bound bilirubin
    2. Bilirubin diglucuroinde
    3. Bilirubin monoglucuronide
    4. Free bilirubin
    5.
Correct Answer: 4.


Question 8: The temperature at which the MgO reacts with carbon powder in the presence of chlorine gas is ______.

    1. 100ºC
    2. 500ºC
    3. 600ºC
    4. 1000ºC
    5.
Correct Answer: 4.


Question 9: Bicarbonate is maximally absorbed from

    1. PCT
    2. DCT
    3. Collecting duct
    4. Thick ascending loop of Henle
    5.
Correct Answer: 1.


Question 10: Normal testicular development requires

    1. XY
    2. XX
    3. Y chromosome
    4. X chromosome
    5.
Correct Answer: 1.


Question 11: Positive feedback action of estrogen for inducing lulteinizing hormone surge is associated with one of the follwing steroid hormone ratios in peripheral circulation

    1. High estrogen: low progesterone
    2. Low estrogen: high progesterone
    3. Low estrogen: low progesterone
    4. High estrogen: high progesterone
    5.
Correct Answer: 1.


Question 12: As we go down in the period table from beryllium to radium, the principal quantum number of valence electrons increases from __________ to _____

    1. 2º, 8
    2. 3º, 7
    3. 2º, 7
    4. 4º, 7
    5.
Correct Answer: 3.


Question 13: Increased cerebral blood flow:

    1. A) increases the amount of intracranial blood
    2. B) decreases the amount of intracranial blood
    3. C) increases ICP under all conditions
    4. D) decreases ICP under all conditions
    5.
Correct Answer: 1.


Question 14: The correct sequence of cell cycle is

    1. G0-G1-S-G2-M
    2. G0-G1-G2-S-M
    3. G0-M-G2-S-G1
    4. G0-G1-S-M-G2
    5.
Correct Answer: 1.


Question 15: who is the father of blood groups?

    1. Landsteiner
    2. Paul berg
    3. Leibig
    4. Bateson
    5.
Correct Answer: 1.


Question 16: Cerebellar Ataxia is characterized by all except

    1. Resting tremor
    2. Dysdiadokokinesis
    3. Ataxia
    4. Hypotonia
    5.
Correct Answer: 1.


Question 17: Avoiding response is due to

    1. Ispilateral frontal lobe lesions
    2. Contra lateral frontal lobe lesions
    3. Ipsilateral parietal lobe lesions
    4. Contralateral parietal lobe lesions
    5.
Correct Answer: 2.


Question 18: Early stage of trauma is characterized by

    1. Catabolism
    2. Anabolism
    3. Glycogenesis
    4. Gluconeogenesis.
    5.
Correct Answer: 4.


Question 19: The formula used to calculate the diameter of a wire (When there is no zero error)

    1. P.S.R + H.S.R
    2. P.S.R. + H.S.R. X L.C
    3. P.S.R. +(H.S.R. X L.C.) X error
    4. P.S.R +(H.S.R X L.C *correction
    5.
Correct Answer: 2.


Question 20: Which of the following is the correct order for Pathway a sperm

    1. Straight tubules - Rete testis - Efferent tubules
    2. Rete Tubules - Efferent Tubules - Straight Tubule
    3. Efferent Tubule - Rete Testis - Straight Tubules
    4. Straight Tubule - Efferent Tubules - Rete Tubules
    5.
Correct Answer: 1.


Question 21: Polydipsia, polyuria, increased dilution of urine is due to deficiency of

    1. Vasopressin
    2. Insulin
    3. Glucagon
    4. All of the above
    5.
Correct Answer: 1.


Question 22: The weight of 400 gram stone is

    1. 0.041N
    2. 0.4
    3. 3920N
    4. 3.9N
    5.
Correct Answer: 4.


Question 23: The electromagnetic radiations used in RADAR

    1. Radio Waves
    2. Micro Waves
    3. X rays
    4. Y rays
    5.
Correct Answer: 2.


Question 24: PR interaval is

    1. 0.12- 0.16 seconds
    2. 0.3 – 0.4 sec
    3. 0.6 – 0.8 sec
    4. 0.12 – 4 sec
    5.
Correct Answer: 1.


Question 25: Which of the following is true regarding a system which favors oscillatory responses

    1. Proportional component
    2. Has a greater gain
    3. Has a lesser gain
    4. Positive feedback system
    5.
Correct Answer: 2.


Question 26: In the presence of vasopressin the greatest fraction of filtered water is re-absorbed which part of the nephron

    1. Proximal tubule
    2. Distal tubule
    3. Loop of Henle
    4. Collecting duct
    5.
Correct Answer: 1.


Question 27: In a intrinsic semi-conductor, the Fermi level is __________

    1. Near the conduction bond
    2. Near valence bond
    3. in the middle of conduction bond and valence bond
    4. within the conduction bond
    5.
Correct Answer: 3.


Question 28: Anabolic hormones are all except

    1. Cortisol
    2. Testosterone
    3. Growth Hormone
    4. ) Insulin
    5.
Correct Answer: 1.


Question 29: If a screw gauge moves 1.mm distance in two rotations then the pitch of the screw gauge is _______

    1. 1.mm
    2. 2.mm
    3. 0.5mm
    4. 3.mm
    5.
Correct Answer: 3.


Question 30: Decreased O2 carrying capacity & Normal PO2 is seen is

    1. Hypoxic hypoxia
    2. Anemic hypoxia
    3. Histotoxic hypoxia
    4. Stagnant hypoxia
    5.
Correct Answer: 2.


Question 31: Posterior pituitary hormones are

    1. ADH and Oxytocin
    2. TRH and FSH
    3. Vasopressin and CRH
    4. Oxyticin and ACTH
    5.
Correct Answer: 1.


Question 32: Capnography basically monitors

    1. Central venous pressure
    2. Blood pressure during anesthesia
    3. Concentration of exhaled CO2
    4. Concentration of inhaled O2
    5.
Correct Answer: 3.


Question 33: Starling's Law and related matters:

    1. As blood volume returning to the hard increases,ventricular dilation is reduced
    2. Generally, increase preloaded an increase contractility lead to decreased stroke volume
    3. According to Starling's Law, increased ventricular stretch usually leads to increased myocardial contractility
    4. all of the above are true
    5.
Correct Answer: 3.


Question 34: Double barr body are seen in

    1. XX
    2. XXY
    3. XY
    4. XXX
    5.
Correct Answer: 4.


Question 35: All of the following transport processes follow'saturation kinetics' except

    1. Facilitated diffusion
    2. Na+-Ca2+ exchanger
    3. Simple diffusion
    4. Na+ coupled active transport
    5.
Correct Answer: 3.


Question 36: Non shivering thermogenesis in adults is due to

    1. Thyroid hormone
    2. Brown fat between the shoulders
    3. Noradrenaline
    4. Muscle metabolism
    5.
Correct Answer: 1.


Question 37: True about Action potential is

    1. Decremental phenomenon
    2. Doesn’t obey all or none phenomenon
    3. K+ goes from ECF to ICF
    4. Threshold stimulus is required
    5.
Correct Answer: 4.


Question 38: All of the following statements regarding bio availability of a drug are true except

    1. It is the proportion (fraction) of unchanged drug that reaches the systemic circulation
    2. Bioavailability of an orally administered drug can be calculated by comparing the Area Under Curve (0- ) after oral and intravenous (iv) administration
    3. Low oral bioavailability always and necessarily mean poor absorption
    4. Bioavailability can be determined from plasma concentration or urinary excretion data
    5.
Correct Answer: 3.


Question 39: Following are the reatures of corticospinal involvement except

    1. Cog-wheel rigidity
    2. Spasicity
    3. Planter extensor response
    4. Exaggerated deep tenedon reflexes
    5.
Correct Answer: 1.


Question 40: Which of the following is true regarding renal clearance

    1. Renal blood flow is 400 ml/minute
    2. Inulin is very useful for determination of renal blood flow
    3. Para amino hippuric acid is used for measuring renal plasma flow
    4. Normal value of inulin clearance is 1.25 litres/minute
    5.
Correct Answer: 3.


Question 41: Mechanism of Action (MOA) of Nitric Oxide is

    1. cox 1 inhibition
    2. cox 2 inhibition
    3. lipo-oxygenase inhibition
    4. phospholipase inhibition
    5.
Correct Answer: 2.


Question 42: Regarding nitric oxide, false is

    1. Seen in the lung of smokers
    2. Increases cAMP levels
    3. Used to treat hypertension
    4. None of these
    5.
Correct Answer: 2.


Question 43: Absorption of H2O in PCT is characteristic by all except

    1. Vasopressin dependent
    2. 60% of water is absorbed
    3. Depends on solutes
    4. Vasopressin independent
    5.
Correct Answer: 1.


Question 44: Which of the following cell type , can undergo both hypertrophy and hyperplasia

    1. Endometrial gland cell
    2. Neuron
    3. Smooth muscle
    4. Hepatocytes
    5.
Correct Answer: 1.


Question 45: A lesion of ventrolateral part of spinal cord will lead to loss (below the level of lesion) of

    1. Pain sensation on the ipsilateral side
    2. Proprioception on the contralateral side
    3. Pain sensation on the contralateral side
    4. Propriception on the ispilateral side
    5.
Correct Answer: 3.


Question 46: One unit of fresh blood raises the HB% concentration by

    1. 0.1gm%
    2. 1 gm%
    3. 2 gm%
    4. 2.2 gm%
    5.
Correct Answer: 2.


Question 47: The time taken by the freely falling body to touch the ground is called

    1. time of ascent
    2. time of flight
    3. time of descent
    4. none
    5.
Correct Answer: 3.


Question 48: Parasympathetic stimulation of tissues in walls of bronchioles causes

    1. Bronchoconstriction
    2. Bronchodilation
    3. Increased blood flow
    4. Dilatation of alveoli
    5.
Correct Answer: 1.


Question 49: As a part of space-research program, a physiologist was asked to investigate the effect of flight-induced stress on blood pressure. Accordingly, the blood pressure of the cosmonauts were to be measured twice: once before the take-off, and once after the spacecraft entered the designated orbit around the earth. For a proper comparison, the pre-flight blood pressure should be recorded in

    1. The lying down position
    2. The sitting position
    3. The standing position
    4. Any position, as long as the post-flight recording is made in the same position
    5.
Correct Answer: 1.


Question 50: Vitamin B12 and folic acid supplementation in megaloblastic anemia leads to the improvement of anemia due to

    1. Increased DNA synthesis in bone marrow
    2. Increased Hemoglobin production
    3. Erythroid hyperplasia
    4. Increased iron absorption
    5.
Correct Answer: 1.


Question 51: Which of the following statements is true for excitatory postsynaptic potentials [EPSP];

    1. Are self propagating
    2. Show all or none response
    3. Are proportional to the amount of transmitter released by the presynaptic neuron
    4. Are inhibitory at presynaptic terminal
    5.
Correct Answer: 3.


Question 52: Frequency of Alpha waves is

    1. 4-6 Hz
    2. > 13 Hz
    3. 8-13 Hz
    4. 2-4 Hz
    5.
Correct Answer: 3.


Question 53: All of the following statements are correct about potassium balance, except

    1. Most of potassium is intracellular
    2. Three quarter of the total body potassium is found in skeletal muscle
    3. Intracellular potassium is released into extra-cellular space in response to severe injury
    4. Acidosis leads to movement of potassium from extracellular to intracellular fluid compartment
    5.
Correct Answer: 4.


Question 54: Minority charge carries in n-type semiconductor _________

    1. electrons
    2. holes
    3. positive ions
    4. do not exist
    5.
Correct Answer: 2.


Question 55: Function of cochlea is

    1. Auditory function
    2. Nerve deafness
    3. Basilar membrane is tuned
    4. Equilibrium is maintained
    5.
Correct Answer: 1.


Question 56: In metabolic acidosis, which of the following changes are seen

    1. Increased K+ excretion
    2. Increased K+ reabsorption from tubules
    3. Increased Na+ excretion
    4. Increased Na+ reabsorption
    5.
Correct Answer: 2.


Question 57: Tropomyosin is involved in

    1. Helps in the fusion of actin and myosin
    2. Covers myosin and prevents attachment of actin and myosin
    3. Slides over myosin
    4. Causes Ca2+ release
    5.
Correct Answer: 2.


Question 58: Salivary secretion does all except

    1. Lubrication
    2. Taste sensation
    3. Digestion of carbohydrates
    4. Digestion of proteins
    5.
Correct Answer: 4.


Question 59: An increase in which of the following parameters will shift the O2 dissociation curve to the left

    1. Temperature.
    2. Partial pressure of CO2
    3. 2,3 DPG concentration
    4. Oxygen affinity of haemoglobin
    5.
Correct Answer: 4.


Question 60: Sudden decrease in serum calcium is associated with

    1. Increased thyroxin and PTH
    2. Increased phosphate
    3. Increased sensitivity of muscle and nerve
    4. Cardiac conduction abnormality
    5.
Correct Answer: 3.


Question 61: Neurotransmitter at the sympathic Ganglion is

    1. Adrenaline
    2. Noradrenaline
    3. Acetylcholine
    4. Dopamine
    5.
Correct Answer: 3.


Question 62: Absorption of vitamin D in intestine is helped by

    1. Calcium
    2. Potassium
    3. Magnesium
    4. Iron
    5.
Correct Answer: 1.


Question 63: A low lander goes to the mountains. When he reaches about 50,000 feet high, he develops dyspnea. Which of the following is the correct explanation for his symptom

    1. Carbon dioxide wash out
    2. O2 deficiency
    3. Increased blood flow to the pulmonary tissues
    4. CNS depression
    5.
Correct Answer: 1.


Question 64: According to myogenic hypothesis of renal autoregulation, the afferent arterioles contract in response to strech induced by

    1. No release
    2. Noradrenaline release
    3. Opening of Ca2+ channels
    4. Adenosine release
    5.
Correct Answer: 3.


Question 65: Ablation of the "somatosensory area 1" of the cerebral cortex leads to

    1. Total loss of pain sensation
    2. Total loss of touch sensation
    3. Loss of tactile localization but not two point discrimination
    4. Loss of tactile localization and two point discrimination
    5.
Correct Answer: 4.


Question 66: Glucose mediated release of insulin is mediated through

    1. ATP dependent K channels
    2. cAMP
    3. Carrier modulation
    4. Receptor phosphorylation
    5.
Correct Answer: 1.