Lembar kerja Farmakologi dengan jawaban

Finasteride is used in benign prostatic hyperplasia because it:

1. AKills bacteria in the prostate
2. BIncreases testosterone production
3. CRelaxes smooth muscle in the prostate within hours of the first dose
4. DInhibits 5-alpha reductase and slowly shrinks the prostate

Which of these is a second-generation (atypical) antipsychotic?

1. AOlanzapine
2. BFluphenazine
3. CHaloperidol
4. DChlorpromazine

Clomifene is used mainly to:

1. ATreat menopausal hot flushes and night sweats
2. BStop postpartum bleeding
3. CPrevent pregnancy
4. DInduce ovulation in women with infertility

Mengapa kortikosteroid oral jangka panjang tidak boleh dihentikan mendadak?

1. ASistem imun akan langsung menyerang hati dan kelenjar adrenal
2. BObat membentuk metabolit toksik ketika dihentikan
3. CPenghentian menyebabkan kenaikan glukosa darah mendadak
4. DKelenjar adrenal tertekan dan mungkin tidak membuat cukup kortisol

Which rule applies to intravenous potassium chloride?

1. AIt must be diluted and given as an infusion, never as an IV push
2. BIt may be given intramuscularly if there is no IV access
3. CIt is mixed into blood products to save time
4. DIt is given as a rapid IV push to correct low levels quickly

How is adenosine given for supraventricular tachycardia?

1. AAs a slow infusion over one hour
2. BAs an intramuscular injection into the outer thigh muscle
3. CAs a tablet under the tongue
4. DAs a rapid IV push followed by a fast saline flush

Untuk obat dengan eliminasi orde pertama, menggandakan dosis (tanpa mengubah interval) akan:

1. AMenggandakan waktu paruh
2. BTidak mengubah kadar keadaan tunak tetapi menjadikan waktu untuk mencapainya separuhnya
3. CMemangkas setengah waktu untuk mencapai keadaan tunak
4. DMenggandakan kadar keadaan tunak tetapi tidak mengubah waktu untuk mencapainya

A patient with asthma starts timolol eye drops for glaucoma and soon becomes wheezy. What is the most likely explanation?

1. AThe wheeze is unrelated to the eye drops
2. BThe eye drops contain an allergen that causes hay fever and asthma
3. CTimolol is absorbed and blocks beta-2 receptors in the airways
4. DTimolol activates histamine receptors in the lungs