Nokea
Which of the following are well-perfused tissues?
- A. Brain
- B. Skeletal
- C. Bone
- D. Adipose
Correct Answer: A
Rationale: The brain is a well-perfused tissue due to its high blood flow, unlike skeletal muscle (moderate), bone (low), and adipose (poorly perfused).
You may also like to solve these questions
The major factor in terminating the action of ethanol is
- A. Biotransformation
- B. Excretion through lungs
- C. Excretion unchanged in urine
- D. Excretion in feces
Correct Answer: A
Rationale: Ethanol is primarily metabolized by the liver (biotransformation) via alcohol dehydrogenase.
The nurse determines that a prescribed medication has not been administered as ordered on the previous shift. What action will the nurse take?
- A. Administer the medication immediately.
- B. Complete an incident report.
- C. Notify the nurse responsible for the error.
- D. Record the occurrence in the nurse's notes.
Correct Answer: B
Rationale: An incident report is completed when a medication error occurs. Depending on the medication and frequency of administration, the medication may not be given immediately. It is not the nurse's responsibility to notify another nurse of the error. Medication errors are not recorded in the nurse's notes.
The Combination of amoxycillin + clavulanic acid is used because
- A. It broadens the spectrum of amoxycillin
- B. It decreases the side effect of amoxycillin
- C. It decreases the toxicity of clavulanic acid
- D. It increases the oral bio availability of amoxycillin
Correct Answer: A
Rationale: Clavulanic acid inhibits beta-lactamases, broadening amoxicillin's spectrum.
Which of the following has a stimulative effect on adrenal glands:
- A. Gonadotropins
- B. Thyrotropic hormone
- C. Adrenocorticotropic hormone
- D. Melanocyt stimulating hormone
Correct Answer: C
Rationale: Adrenocorticotropic hormone (ACTH) stimulates the adrenal glands to produce cortisol and other steroids.
Which statement about clonidine is false
- A. Useful in the management of opiate withdrawal syndrome
- B. Claimed to have prophylactic value in migraine
- C. It is alpha-2 receptor stimulant
- D. It is safe on abrupt termination of treatment
Correct Answer: D
Rationale: Abrupt clonidine withdrawal can cause rebound hypertension.