Forwarded from MCQ 3rd stage 🦋
7. Actions and clinical uses of muscarinic cholinoceptor agonists include which one of the following?
Anonymous Quiz
11%
A) Bronchodilation (asthma)
36%
B) Improved aqueous humor drainage (glaucoma)
15%
C) Decreased gastrointestinal motility (diarrhea)
17%
(D)Decreased neuromuscular transmission and relaxation of skeletal muscle during surgical anesthesia
22%
(E) Increased sweating (fever)
Forwarded from زينب مضيلم
A 22-year-old male is brought to the emergency room with suspected cocaine overdose. Which of the following symptoms is most likely in this patient?
Anonymous Quiz
53%
A. Hypertension
16%
B. Bronchoconstriction
20%
C. Bradycardia
11%
D. Miosis (constriction of pupil)
Forwarded from زينب مضيلم
An elderly patient is brought to the emergency room with a blood pressure of 76/60 mm Hg, tachycardia, and low cardiac output. He is diagnosed with acute heart failure. Which of the following drugs is most appropriate to improve his cardiac function?
Anonymous Quiz
23%
A. Epinephrine
6%
B. Fenoldopam
69%
C. Dobutamine
2%
D. Isoproterenol
Forwarded from زينب مضيلم
Q4293.
All of the following drugs can cause mydriasis EXCEPT:
All of the following drugs can cause mydriasis EXCEPT:
Anonymous Quiz
10%
a. Atropine
10%
b. Phenylephrine
41%
c.tolamine
38%
d. Cocaine Phen
Forwarded from زينب مضيلم
Q3637
A 45 year male presents with delirium, increased body temperature, dryness, dilated pupils and HR 130/min. Possible diagnosis:
A 45 year male presents with delirium, increased body temperature, dryness, dilated pupils and HR 130/min. Possible diagnosis:
Anonymous Quiz
2%
a. Carbamate poisoning
16%
b. Organophosphate poisoning
65%
c. Atropine poisoning
18%
d. Cocaine poisoning
Forwarded from زينب مضيلم
Q3640
Action of M2 receptor is seen at?
(Recent Pattern Question 2017)
Action of M2 receptor is seen at?
(Recent Pattern Question 2017)
Anonymous Quiz
11%
a. Sphincter dilatation
7%
b. Sympathetic nerve
32%
c. Parasympathetic nerve
51%
d. Tachycardia
Forwarded from زينب مضيلم
Which one of the following antihypertensive drugs can precipitate a hypertensive crisis following abrupt cessation of therapy
Anonymous Quiz
7%
Hydrochlorothiazid
4%
Diltiazem
2%
. Enalapril
82%
Clonidine
5%
Losartan
Forwarded from زينب مضيلم
Which of the following mechanisms best explains the antihypertensive actions of clonidine:
Anonymous Quiz
12%
A. Blockadeofβ1adrenergicreceptors
16%
B. Blockade of α1 adrenergic receptors
18%
C. Blockade of central α2 receptors
47%
D. Stimulation of pre synaptic α2 receptors
6%
E. Stimulation of presynaptic β2 receptors
Forwarded from زينب مضيلم
Which drug when given systemically acts directly on adrenergic receptors within the central nervous system ( CNS ) ?
Anonymous Quiz
41%
a . Clonidine
6%
b . Midodrine
29%
c . Dopamine
24%
d . Phenylephrine
Forwarded from زينب مضيلم
Clonidine and alpha-methyldopa act as agonists at alpha2-adrenoceptors to cause:
Anonymous Quiz
10%
sustained increase in mean arterial pressure
4%
an increase in intestinal motility
73%
CNS-mediated decrease in blood pressure
10%
an increase in myocardial contractility
2%
bronchoconstriction
❤🔥3
Forwarded from زينب مضيلم
Q3524.
Drug of choice for diabetic diarrhea:
(Recent Pattern Question 2018)
Drug of choice for diabetic diarrhea:
(Recent Pattern Question 2018)
Anonymous Quiz
6%
a. Duloxetine
82%
b. Clonidine
10%
c. Domperidone
2%
d. Alosetron
Forwarded from زينب مضيلم
One of the following drugs is centralky acting alpha-2 adrenoceptor agonsit :
Anonymous Quiz
2%
Phentolamine
8%
Atenolol
84%
Clonidine
2%
Hyoscine
4%
Benzhexol
Forwarded from زينب مضيلم
a patient with prostatic hyperplasia come to hospital, the doctor will treat him with:
Anonymous Quiz
70%
alpha antagonist
11%
beta antagonist
15%
alpha agonist
3%
beta agonist
Forwarded from زينب مضيلم
Forwarded from زينب مضيلم
All of them (selective ALPHA1 blockers) except
Anonymous Quiz
8%
▪️ Prazesin
2%
▪️ Terazosin
83%
▪️ Phentolamine
7%
▪️ Tamsulosin
Forwarded from زينب مضيلم
What is the best medicine for an enlarged prostate?
Anonymous Quiz
2%
benzodiazepines
3%
amphetamine
5%
methoxamine
90%
tamsulosin
Forwarded from زينب مضيلم
A 70-year-old male needs to be treated with an α-blocker for overflow incontinence due to his enlarged prostate. Which of the following drugs would you suggest in this patent that will not affect his blood pressure significantly?
Anonymous Quiz
5%
Prazosin
5%
Doxazosin
2%
Phentolamine
85%
Tamsulosin
2%
Terazosin
Forwarded from زينب مضيلم
The most commonly used for treatment of BPH (Benign prostatic hyperplasia) is .........
Anonymous Quiz
8%
Prazosin
3%
Terazosin
87%
Tamsulosin
2%
Doxazosin
Forwarded from زينب مضيلم
60year-old female patient started on a new antihypertensive medication recently.Her blood pressure seems to be under control,but she complains of fatigue,drowsiness and orthostatic hypotension.Which of the following drugs is she most likely taking?
Anonymous Quiz
2%
Metoprolol
14%
Propranolol
59%
Prazosin
25%
Clonidine
Forwarded from سجاد حيدر