The etiology of infertility in males may be related to: (Select all that apply.)
a. hormonal balance d. sufficient sperm
b. varioceles e. use of hot tubs and saunas
c. impaired sperm f. cryptorchidism
B, C, E, F
The causes of infertility in males include varioceles, cryptorchidism, impaired sperm, insufficient number of sperm, and hormonal imbalance. Tight-fitting undershorts will increase scrotal temperature, resulting in a reduced sperm count. Also, the use of hot tubs, saunas and the heat given off from laptop computers resting in the lap may decrease the sperm count.
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A child who weighs 65 lb and is 29 inches tall has a BSA of ______________
a. 1.5 m2 b. 0.78 m2 c. 0.52 m2 d. 0.72 m2
The most important reason that the elderly are more prone to fluid volume deficits is that
a. it is difficult for people to drink fluid as they age b. the thirst mechanism in the hypothalamus becomes less responsive with aging c. aging persons are more likely to experience urinary incontinence d. fluid loss increases with age
Milliequivalent is a term used to describe the:
1. Weight of a substance in a solution 2. Volume occupied by a substance in a solution 3. Number of particles of a substance in a solution 4. Combined atomic numbers of all the substances in a solution
In the past, when doctors and nurses cared for a pregnant woman, they considered the patient as:
a. two distinctly separate people b. one patient c. mother and fetus d. a maternal partnership