Nokea
Which is not a form of oral medications?
- A. Tablets
- B. Creams
- C. Capsules
- D. Liquids
Correct Answer: B
Rationale: Creams are topical medications applied to the skin or mucous membranes, not taken orally. Tablets, capsules, and liquids are all forms of oral medications.
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A patient has an order for silver sulfadiazine (Silvadene) cream to be applied liberally to a burn on the forearm. How will you administer this medication?
- A. Use a tongue depressor to apply a thick coat of medication to the arm.
- B. Use a cotton-tipped applicator to apply a thin covering of medication to the arm.
- C. Place the tip of the medication tube against the burn and squeeze the tube until the burn is covered with the medication.
- D. Apply a thin coat of medication onto a gauze 4x4 and place it over the burn.
Correct Answer: A
Rationale: Silver sulfadiazine is applied liberally in a thick layer using a sterile tool like a tongue depressor to promote healing and prevent infection.
Rectal suppositories are contraindicated in patients with
- A. High potassium levels.
- B. Swollen, inflamed hemorrhoids.
- C. Constipation.
- D. A recent heart attack.
Correct Answer: B
Rationale: Swollen, inflamed hemorrhoids contraindicate rectal suppositories due to pain and potential bleeding. Other conditions are not contraindications.
If an enteric-coated tablet was crushed and administered through a PEG tube, what would be the result?
- A. The patient would get too much medication at one time, causing an overdose.
- B. The patient would not get the desired effect from the medication because of contact with stomach acid.
- C. The patient would experience gastric irritation because the tablets are not designed to dissolve until they reach the intestines.
- D. The patient would still get the desired effects from the medication with no increase in ill effects.
Correct Answer: B,C
Rationale: Enteric-coated tablets are designed to dissolve in the intestines, not the stomach. Crushing them exposes the medication to stomach acid, which may inactivate it (B) and cause gastric irritation (C).
Which medication would be administered via the nasal route?
- A. Guaifenesin (Mucinex)
- B. Nicotine (Nicotrol)
- C. Timolol (Timoptic)
- D. Calcitonin (Miacalcin)
- E. Steroids (Rhinocort)
Correct Answer: B,D,E
Rationale: Nicotine (Nicotrol), calcitonin (Miacalcin), and steroids (Rhinocort) are nasal medications. Guaifenesin is oral, and timolol is ophthalmic.
How is a sublingual medication absorbed?
- A. Through numerous blood vessels in the inner cheek
- B. Slowly through the intestinal mucosa
- C. Through the mucous membranes of the nose
- D. Through the numerous blood vessels under the tongue
Correct Answer: D
Rationale: Sublingual medications are absorbed through the blood vessels under the tongue, allowing rapid absorption into the bloodstream.