An intrauterine device:
A) kills sperm while in the vagina. B) prevents sperm from entering the cervix.
C) prevents implantation of the fertilized egg. D) manages hormone levels to prevent ovulation.
C
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Epidermal cells are made up largely of:
A) melanin. B) collagen. C) keratin. D) none of the above.
The ________ root of spinal nerves contains axons of motor neurons only.
Fill in the blank(s) with the appropriate word(s).
A 58 year-old male patient is receiving mechanical ventilation in the ICU on the following settings: VC,SIMV, VT 650 mL, f 12/min, FIO2 0.65, PEEP 10 cmH2O. He has a large amount of thick, yellow secretions. How should the respiratory therapist suction this patient?
A. Limit suction time to 5 seconds or less. B. Use a closed-system suction catheter. C. Suction Q1H and PRN. D. Use a 10 Fr suction catheter.
Which layer of the skin is the middle layer?
A) Subcutaneous B) Visceral C) Dermis D) Epidermis