Parents report that they have been giving a multivitamin to their 1-year-old infant. The nurse counsels the parents that which vitamin can cause a toxic reaction at a low dose?

A) Niacin
B) B₆
C) D
D) C

A 2-year-old boy has been diagnosed with physiologic cryptorchidism. Considering this diagnosis, what will the nurse most likely observe during the assessment?

A) Testes that are hard and painful to palpation
B) Atrophic scrotum and a bilateral absence of the testis
C) Absence of the testis in the scrotum, but the testis can be milked down
D) Testes that migrate into the abdomen when the child squats or sits cross-legged

The nurse is assessing a patient for the adequacy of ventilation. What assessment findings would indicate the patient has good ventilation? (Select all that apply.)

A) Respiratory rate is 24 breaths/min.
B) Oxygen saturation level is 98%.
C) The right side of the thorax expands slightly more than the left.
D) Trachea is just to the left of the sternal notch.
E) Nail beds are pink with good capillary refill.
F) There is presence of quiet, effortless breath sounds at lung base bilaterally.

The nurse is instructing a patient about the need to replace fluid before,during,and after exercise to avoid dehydration.On what basis should she teach the patient to determine the amount of fluid to consume? Select all that apply.

A) Duration of exercise
B) Environmental temperature
C) Level of fitness
D) Degree of thirst