Final Physiology... Medical 2

7/25/2019 Final Physiology... Medical 2

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In The Name of ALLAH

Final Medical Physiology 2 ..Dr. Abd Al-Salam Abd- Alghani

Done by: Ayman Salman

1-Sodium reabsorption of Na+ in the distal tubuli is shifted with

a) H+

b) Chloride

c) Potassium

d) Bicarbonate

e) A+c

f) A+b

2-Actie reabsorption of Na+ occurs in the followin! parts of the tubuli "e#cept $

Pro#imal tubuli

a) Collectin! duct

b) Thin ascending

c) %istal tubuli

d) &hic' assendin! loop of henli

(-Hpotonic urine do e#ists all the time in

a) Pro#imal tubuli

b) End of thick ascending loop of Henli

c) &hin ascendin! loop of Henli

d) *rine

-Parathroid hormone affect all of the followin! electroltes e#cept

a) Cu++

b) ,!++

c) P+++

d) Ca++

e) B+d

.-All the followin! could be diuretics e#cept $

a) Aldosterone agonistsb) Arbonic anhdrase inhibitors

c) smotic diuretics

d) Sodium channels bloc'ers in distal tubuli

e) A+b+d

/-0 could be stimulated b


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a) Bleedin!

b) Vasoconstriction of efferent arterioles

c) %ecreasin! cardiac output

d) 3asoconstriction of the afferent arterioles

e) %ecrease in nitric o#ide

4-&he number of spinal neres

a) (1 neres

b) 12 pair

c) (5 pair

d) 31 pair

e) (2 pair

6-&he somatic sensor centers are located in the

a) Parietal lobe

b) ccibital lobe

c) &emporal

d) rontal

e) All of the aboe

7-&he brain stem includes all of the followin! e#cept$

a) Hypothalaus

b) ,

c) Pons

d) ,id Brain

15-&he potential created in the receptor cell is called

a) Action potential

b) 8nd plate P

c) !enerator Potential

d) 8#citator post snaptic P

e) 9nhibitor post snaptic P

11-,uscle spindle are considerd as

a) Chemoreceptors

b) Proprioceptors

c) 8#teroceptor

d) smoreceptor

e) None

12-3isual pathwa is or!ani:ed in the followin! ;so2al sahel)


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1(-&he maadrenaline

d) %opamine

e) A+b

f) C+d

!) All

14-9n


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17-&he hpothalamus is essential in the re!ulation of all e#cept $

a) &emp

b) Hormonal release

c) eedin!

d) &eory

e) %rin'in!

25-Neurotransmitter release is associated with

a) Sodium upta'e

b) Ca++ release

c) Cl- upta'e

d) Ca++ uptake

e) Non

21-3isceral sensation includes all e#cept

a) Taste

b) Blood pressure

c) Sensation of hpo#ia

d) Sensation of lun! inflation

e) Sensation of osmolarit

22-&he spinal cord includes all e#cept

a) Sensor tracts

b) ,otor tracts

c) Cell bodies of afferent neurons

d) Cell bodies of efferent neurons

e) 9nterconnectin! neurons

2(- li!ht refle# include all e#cept

a) ptic nere

b) ptic tract

c) Ciliar !an!lia

d) 8din!er-?estphal nucleus

e) Visual cortes

f) etina

2-Cells associates with BBB @

a) Astroctes

b) ,icro!lia

c) li!odendrocte

d) Ependyal cells


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e) A"b"c"d

2.-Ach nicotinic receptors do e#ist in

a) Heart

b) Ciliar !an!lia

c) Submandibular !an!liad) Superior mesenteric !an!lia

e) Abdominal ,uscles

f) '$c$d$e

2/-&he pituitar hormone that stimulates the interstitial cells to secrete

testosterone is

a) SH

b) (H

c) AC&H

d) A%H

e) 0H

24-&he hu!e increase in H that occurs durin! the middles of the oarian ccle

tri!!ers

a) ollicle maturation

b) ,esnsturation

c) *ulation

d) ,enopause

e) Atresia

26-9f the oaries were remoed from an otherwise health 25 ears old female

"which of the followin! would ou not e#pect to see ;e.talafa (alihe al (olama2)

a) %ecreased blood 0nH

b) %ec SH

c) %ec H

d) Cessation of menstruation

e) '+c

27-Sperm cannt fertili:e an e!! until the

a) %ndergo capactitation

b) under!o actiation

c) lose their acrosome

d) are in the i!aina ( das

e) are actiated b nurse cells in the a!ina

(5-the process of cell diision that occurs after fertili:ation is called


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a) clea*age

b) implatation

c) placentation

d) embro!enesis

e) fertili:ation

(1-the penetration of the enometrium b the blastocst is referred to as $

b)iplantation

(2-e


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(4-receptor sensitie for s'eletal , stretchin!

a) Nere endin!s

b) 0ol!i tendon or!an

c) Hair cells

d) &uscle spindle

e) Carotid sinus

(6-eceptors sensitie for blood pressure

a) 0lomus cells

b) Aortic bod

c) Aortic sinus

d) Pacinian corpuscle

e) A+b

(7-cells depolari:e b potassium influ#

a) ods

b) Cones

c) Carotid bod

d) Hair cells

e) A+b

5-eceptors for linear motion do e#ist in ;maw!ood bel dosia naseeh)

a) Cotri or!an

b) Semicircular canal

c) *tricle

d) Supra-optic nucleus

e) A+b+c

1-slow pain pathwas are associated with

a) A-delta !roup of a#ons

b) C-.iber group of a/ons

c) %-fibers

d) A+b

e) A+b+d

2-the release of neurotransmitters from afferent pain fibers are stimulated b$

a) Codein

b) ,orphin

c) pium

d) 8ndorphin

e) Prostaglandin


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f) A+b+c

(-isceral pain sensation is associated with the followin! characteristic e#cept

a) ew receptor

b) &ild pain

c) Autonomic nerous sstemd) Smooth muscles

e) None

-stimulation of pre-!an!ilioic sm neurons to adrenal !land causes directl the release

of

a) Adrenaline

b) Ach

c) %opamine

d) Nor-adrenaline

e) A+c

f) None

.-ou discoer a new dru! that causes 0 to increase but the renal blood flow to

decrease this dru! does not affect arterial blood pressure the dru! causes

c)Constriction of the efferent

/-the macula densa is an important componenet for al e#cept

a) Autore!ulation of 0

b) Secretion of rennin

c) e!ulation of the afferent arteriole tone

d) Sensin! fluid delear to distal tubule

e) 0ensing plasa osolarity

4-posphate reabsorbtion b the 'idne

a) ccurs primaril alon! the distal tubule and collectin! duct

b) Has a !eneticall fi#ed transport ma#imum li'e that of !lucose

c) 9s controlled b secretion of an!iotensin 2 ;9 thin' hada el !awab mesh mt2'ed)

d) #s influenced by the le*el of parathairod horone

e) ccurs primarl alon! the thic' ascendin! limb of henle

6-an substance that is filtrated b !lomerulus and reabsorbed and not secreted b renal

tubules will hae a renal clearance that is @

c) less than the clearance of the inulin

7-a dru! that bloc's an!iotensin D conertin! 8n: ;AC8) is !ien to a patient all the


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followin! are li'el to decrease e#cept $

a) Peripheral arterial resistance

b) Plasma aldosterone concentration

c) Arterial blood pressure

d) Plasa rennin concentration

e) Plasma an!iotensin 2 concentration

.5-At the end of the pro#imal tubule "which of the followin! substances would normall

hae a

hi!her conc 9n tubular fluid than in the ori!inal 0lomerular filtrate E

a) 0lucose

b) aa

c) Phosphate

d) Creatinine

e) Sodium

.1-in females "estro!en directl produce all of the followin! e#cept $

8- puituitar hpertroph

.2-cowpers !lands secretions@

c)To clear urethra

.(-mensturation is tri!!ered b drop in the leel of @

d)estrogen and progesterone

.-the plasma concentration of human corionic !onadotropin@

a) #ncrease steadily throughout pregnancy

b) Start increasin! 2 mounthes after fertili:ation

c) Pea's durin! labour

d) Starts increasin! less than 2 wee's after fertili:ation

e) C+d

..-insulin do all e#cept

a) 9ncrease snthesis of lipoprotein lopase

b) 9ncrease snthesis of proteins

c) 9ncrease snthesis of !lco!en

d) 9nhibition of hormone sensitie lipase thus reducin! brea' down of tri!lcerides

e) 0tiulation of intestinal glucose absorbtion

./-cuttin! of pre!an!lionic sm neres to adrenal !lands will cause

a) Hponatraemia "dehdration and death


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b) 9ncrease an!iotensin 2

c) Hper'alaemia

d) All

e) one

;.4-in humans at menopause there isa) ailure of the hpothalamuse to secrete 0nH

b) ailure of anterior pituitar to secrete !onadotropins

c) .ailure of the o*aries to secrete estrogens and progesterone

d) ailure of perephiral tissue to respond to female se# hormones

e) None

.6-fertilit in hpophsectomi:ed adult males ma be restored b appropriate treatment

with

a) SH

b) H and testosterone

c) Prolactin

d) A+b

e) A+b+c

f) one

.7-the most important hormone re!ulatin! the rate of mil' production durin! lactation

a) o#tocin

b) oestradiols

c) SH

d) Pro!esterone

e) Prolactin

/5-all of the followin! hae an established transport &m e#cept

a) 0lu

b) 0odiu

c) Albumin

d) PAH

e) Alanine

/1-which of the followin! phsiolo!ical abnormailties would ou e#pect to cause dilutional

hponatremia

a) Hposecretion of aldosterone

b) 9nabilit to form an!iotensin 2

c) Hpersecretion of A%H

d) All

e) A+b only


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/2-compared to 2. ears woman "a 41 ear-old woman would be e#pected to hae

a) ower urinar e#cretion of estro!en pro!esterone and !onadotrophins

b) Hi!her plasma pro!esterone "but lower plasma estro!en conc

c) ower plasma pro!esterone "but hi!her plasma estro!en concd) ower palasma!onadotropins "estro!en "and pro!esterone conc

e) Higher plasa gonadotropins $but lo2er plasa estrogen and progesterone

/(-an absolute or relatie increase in which of the followin! hormones contributes to the

hper!lcemia of diabetes@

a) Cortisol

b) 0luca!on

c) 8pinephrine

d) All

e) A+c

/-&he hpothalamus release factors that directl do all e#cept $

a) 9ncrease mil' production

b) #ncrease parathyroid horone

c) acilitate oulation

d) 9ncrease cortisol secretion

e) acilitate the !rowth of lon! bone

/.-Substance that stimulate peripheral chemoreceptors that encode all of the

followin! e#cept

a) Serotonin

b) Histamine

c) F+

d) 8n'ephalin

e) Proteolytic En

//-Actiation of 0ol!i tendon or!ans ;chp 1()

a) Stimulate alpha-motor neurons

b) E/cites inhibitory interneurons

c) 8nhance the stren!th of stretch receptors

d) %ecrease muscle stretch

e) 9nduse refles muscle contraction

/4-&he decrease in the sensation resultin! from continuos presensation of a sensor


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stimulus is termed

a) Adaptation

/6-?hen muscle contract" the actiit of muscle spindle$

b) 9ncrease

c) 4ecrease

d) No chan!e

/7-?hen muscle contract" and !amma motor fibers contract the actiit of muscle spindle

a)9ncrease

b) %ecrease

c) o change

45-?hich of the followin! receptors are phasic not tonic

a) Vibration

b) Cold

c) Pain

d) Carotid sinus

e) Hot

f) A+b+c

Q2 A:Write the name of the receptor cell and the specic organKolhom el sheets bs fe wa7da a5adnaha 2abel o lazem netzakkarha:

Hypoxia . Glomus cells ,, arotid and aortic !odies

" Write the name of the neurotransmitters and #hether the e$ect is excitatory orinhi!itory:%& cere!ral motor cortex ga!a& inhi!ition ' glutamate & excitation2& a$erent pain sensory !ers AH nicotinic (excitation)& pre&ganglionic sympathetic neuron AH nicotinic*& postganglionic parasympatheric AH muscarinic+& neurotransmitter causing !ronchodialation adrenaline "2& neurotransmitter causing erection AH muscarinic-& inhi!itory neurotransmitter in !lood essels A/01A341 a2 '5& excitatory neurotransmitter in ciliary muscle AH muscarinic6& parasympathetic postganglionic to the adrenal gland there is no para supply toadrenal gland%7& sympathetic postganglionic to the adrenal gland adrenaline 8 1 '

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Final Physiology... Medical 2

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