The nurse recognizes that which statement correctly characterizes drug absorption?
Drugs given subcutaneously are absorbed more quickly than those given intramuscularly.
Most drugs must enter the systemic circulation to have a therapeutic effect.
Most oral medications are absorbed more quickly when administered with meals.
Mucous membranes are relatively impermeable to chemicals, making absorption slow.
The Correct Answer is B
B. Drug absorption refers to the process by which a drug moves from its site of administration into the bloodstream. Once absorbed into the bloodstream (systemic circulation), drugs can distribute to various tissues and exert their therapeutic effects.
A. Different routes of drug administration affect the rate and extent of absorption. Subcutaneous injections are generally absorbed more quickly than intramuscular injections due to differences in blood flow and tissue characteristics.
C. The effect of meals on drug absorption varies depending on the specific medication. Some drugs are absorbed faster on an empty stomach, while others may be absorbed better with food.
D. Mucous membranes, contrary to the statement, are relatively permeable to drugs, allowing for rapid absorption when medications are administered via buccal, sublingual, rectal, or vaginal routes.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
B. This question is also inclusive as it does not assume the client's sexual orientation or relationship status. It allows the client to disclose their current relationship status, whether they are in a relationship with a partner of the same or different gender, or if they are single.
A. This question uses assumes the client's gender and sexual orientation.
C. This question assumes a heterosexual relationship and also implies traditional gender roles. It may not be inclusive as it assumes that the client has a wife and further stereotypes the role of a wife as a cook.
D. This question assumes a heterosexual relationship and may not be inclusive of clients who do not have husbands or who are in same-sex relationships. It also reinforces traditional gender roles by assuming that a husband is the primary breadwinner or has a defined occupation.
Correct Answer is A
Explanation
A. Vitamin D is often referred to as the "sunshine vitamin" because the body produces it in response to sunlight exposure on the skin. Spending more time indoors reduces sunlight exposure, which can lead to insufficient production of vitamin D in the body. Vitamin D is important for bone health, immune function, and other physiological processes.
B. Vitamin E deficiency is rare in healthy individuals with a balanced diet. It is primarily found in foods such as nuts, seeds, and vegetable oils. Deficiency can occur in conditions where fat absorption is impaired or in certain genetic disorders.
C. There are several B vitamins (e.g., B1, B2, B6, B12) that are essential for various metabolic processes in the body. Deficiencies in specific B vitamins can occur due to inadequate dietary intake, malabsorption
disorders, or other medical conditions. However, preference for indoor activities does not directly correlate with increased risk of vitamin B deficiency.
D. Vitamin A deficiency is more commonly associated with inadequate intake of foods rich in vitamin A (e.g., liver, carrots, sweet potatoes) rather than sunlight exposure. Vitamin A is important for vision, immune function, and cellular growth.
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