Correct Answer: D

Rationale: Lubricating the catheter tip before insertion is crucial for female urinary catheterization. This step helps reduce discomfort for the patient and facilitates smooth catheter insertion into the urethra. Using sterile technique maintains asepsis during the procedure, inserting the catheter 2-3 inches ensures proper placement, and inflating the balloon after insertion secures the catheter in place without causing trauma. Proper technique is fundamental for patient comfort, preventing infection, and ensuring the success of the catheterization procedure.

Correct Answer: D

Rationale: Redness and warmth of the affected limb are classic signs of deep-vein thrombosis (DVT) due to inflammation and increased blood flow. These symptoms occur as a result of the blood clot obstructing normal blood flow and causing localized inflammation in the affected limb. Swelling of the affected limb, diminished peripheral pulses, and coolness are not typically associated with DVT. Swelling can be present but is often accompanied by the characteristic redness and warmth. Diminished pulses and coolness are more indicative of arterial insufficiency rather than venous thrombosis.

Correct Answer: B

Rationale: Pallor is a common finding in clients with anemia due to decreased hemoglobin levels. Anemia leads to reduced oxygen-carrying capacity in the blood, resulting in pale skin and mucous membranes, which is known as pallor. Bradycardia, hypertension, and jaundice are typically not associated with anemia.

Correct Answer: D

Rationale: Changing tracheostomy ties if they are wet is essential to prevent infection and maintain skin integrity. Wet ties can harbor bacteria, increasing the risk of skin breakdown and other complications. Regularly changing wet ties promotes cleanliness, reduces the likelihood of complications, and ensures optimal care for the client with a tracheostomy.

Correct Answer: C

Rationale: The correct instruction to include when educating a client prescribed enoxaparin is to inject the medication once daily. Enoxaparin is typically administered via subcutaneous injection once daily, usually in the abdomen, to prevent blood clots.