Answer to Question 1
D
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A The catheter should not be disconnected from the drainage tubing. The system should remain closed to prevent infection.
B A urinometer is a device used to determine the specific gravity of urine. It is not a sterile device and should not be used for obtaining urine for a sterile urine specimen.
C Urine should not be obtained from a drainage bag for a specimen, as the urine would not be fresh and would be contaminated from microorganisms in the drainage bag.
D A sterile specimen can be obtained through the special port found on the side of the in-dwelling catheter. The nurse clamps the tubing below the port, allowing fresh, uncontaminated urine to collect in the tube. After wiping the port with an antimicrobial swab, the nurse inserts a sterile syringe needle and withdraws at least 3 to 5 mL of urine. With sterile technique, the nurse transfers the urine to a sterile container.
Answer to Question 2
B
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A Use of a tongue depressor can aid in viewing the patient's molars.
B Ask the patient to clench the teeth and smile to observe teeth occlusion.
C Opening the mouth with the lips relaxed allows examination of the posterior surface of the teeth.
D Having the patient open and relax the mouth slightly and then retract the lower lip aids in examination of the inner oral mucosa.
Patient receiving ultrasound treatment to the left elbow.
The process of placing a stent in a blood vessel. (A) A catheter is used to place a collapsed stent
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event
Wild chimpanzees make and use simple tools to obtain food, learning tool making from one another.
Scheduling patient appointments by telephone.
Three metabolic pathways that muscles use to obtain the ATP that fuels their contraction.