Question 1

During a sleep study,a delta rhythm has been recorded for a client experiencing sleep apnea.The nurse recognizes that which characteristic is associated with this rhythm,and what stage of sleep activity would be documented?
A) Delta rhythm is a period of dozing, occurring in stage 1 of sleep activity.
B) Delta rhythm is a period of deep and restful sleep, occurring in stage 3 of sleep activity.
C) Delta rhythm is a period of relaxed waking, occurring in stage 0 of sleep activity.
D) Delta rhythm is a period of dreaming, occurring in stage 2 of sleep activity.

Accepted Answer

Stage 3-delta rhythm is a period of deep and restful sleep.Muscles are relaxed,heart rate and blood pressure fall,and breathing slows.No eye movement occurs.

Question 2

Which of the following information should a nurse include when explaining causes of anorexia nervosa to a client? Select all that apply.
A)There is a possible correlation between abnormal secretion of growth hormone and anorexia nervosa.
B) There is a possible correlation between antidiuretic hormone levels and anorexia nervosa.
C) There is a possible correlation between low levels of gonadotropin and anorexia nervosa.
D) There is a possible correlation between increased levels of prolactin and anorexia nervosa.
E) There is a possible correlation between altered levels of oxytocin and anorexia nervosa.

Accepted Answer

The nurse should explain to the client that there is a possible correlation between anorexia nervosa and decreased levels of growth hormones and gonadotropin.Anorexia nervosa has also been correlated with increased cortisol levels.

Question 3

Which of the following symptoms should a nurse associate with increased levels of thyroid-stimulating hormone (TSH)in a newly admitted client? Select all that apply.
A) Depression
B) Fatigue
C) Increased libido
D) Mania
E) Hyperexcitability

Accepted Answer

The nurse should associate depression and fatigue with increased levels of TSH.TSH is only increased when thyroid levels are low,as in the diagnosis of hypothyroidism.In addition to depression and fatigue,other symptoms such as decreased libido,memory impairment,and suicidal ideation are also associated with chronic hypothyroidism.

Question 4

Which of the following symptoms should a nurse expect to assess in a client experiencing elevated levels of thyroid hormone? Select all that apply.
A) Emotional lability
B) Depression
C) Insomnia
D) Restlessness
E) Apathy

Accepted Answer

The nurse should assess the client with an elevated level of thyroid hormone for evidence of emotional lability,insomnia,and restlessness.Elevated levels of thyroid hormone indicate a diagnosis of hyperthyroidism or Grave's disease,which is also associated with the symptoms of irritability,anxiety,and weight loss.

Quiz 4: Concepts of Psychobiology

During a sleep study,a delta rhythm has been recorded for a client experiencing sleep apnea.The nurse recognizes that which characteristic is associated with this rhythm,and what stage of sleep activity would be documented?

Which of the following information should a nurse include when explaining causes of anorexia nervosa to a client? Select all that apply.

Which of the following symptoms should a nurse associate with increased levels of thyroid-stimulating hormone (TSH) in a newly admitted client? Select all that apply.

Which of the following symptoms should a nurse expect to assess in a client experiencing elevated levels of thyroid hormone? Select all that apply.