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Nama: ____________________ Tarikh: ____________
1.Mudah
How does tamsulosin improve urine flow in benign prostatic hyperplasia?
AIt contracts the bladder muscle
BIt blocks alpha-1 receptors and relaxes prostate smooth muscle
CIt shrinks the prostate gland over months by blocking testosterone
DIt increases urine production in the kidney
2.Mudah
Which adverse effect of ethambutol requires vision checks?
ABleeding in the back of the eye
BPermanent dilation of the pupils
CCataracts that form within a few days of starting
DOptic neuritis, with blurred vision and colour blindness
3.Mudah
Oseltamivir is used to treat or prevent which infection?
ATuberculosis
BHIV
CInfluenza
DHerpes simplex
4.Sederhana
Manakah kesan buruk yang terkenal bagi kortikosteroid oral jangka panjang?
ATekanan darah rendah
BHipoglisemia
CPenurunan berat badan
DOsteoporosis
5.Sederhana
Why is simvastatin traditionally taken in the evening?
AIt causes too much drowsiness to be taken in the morning
BIt is short-acting, and cholesterol synthesis peaks at night
CIt must be taken with the largest meal of the day
DIt is inactivated by sunlight during the day
6.Sederhana
A parent will give a liquid medicine to a child at home. Which advice is safest?
AUse the oral syringe or measuring cup supplied with it
BUse any kitchen teaspoon
CMix the dose into a full bottle of milk
DEstimate the dose by pouring the liquid into a small cup
7.Sukar
A patient taking long-term morphine for cancer pain becomes very sedated with slow breathing. Why is naloxone given in small, diluted doses?
ABecause naloxone is much more potent and toxic in patients with cancer
BBecause naloxone is toxic to the liver in large doses
CTo restore breathing without causing severe withdrawal and pain
DTo make the effect of naloxone last longer than morphine
8.Sukar
Ubat X memberi tindak balas maksimum 100% dengan EC50 1 mg. Ubat Y memberi tindak balas maksimum 100% dengan EC50 10 mg. Pernyataan manakah yang betul?
AY mempunyai keberkesanan lebih tinggi daripada X
BX mempunyai keberkesanan lebih tinggi daripada Y
CX lebih berpotensi daripada Y, dan kedua-duanya mempunyai keberkesanan yang sama
DY lebih berpotensi daripada X, dan kedua-duanya mempunyai keberkesanan yang sama
Kunci jawapan
1. B · It blocks alpha-1 receptors and relaxes prostate smooth muscle
2. D · Optic neuritis, with blurred vision and colour blindness
3. C · Influenza
4. D · Osteoporosis
5. B · It is short-acting, and cholesterol synthesis peaks at night
6. A · Use the oral syringe or measuring cup supplied with it
7. C · To restore breathing without causing severe withdrawal and pain
8. C · X lebih berpotensi daripada Y, dan kedua-duanya mempunyai keberkesanan yang sama
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