A substance that works only on a specific class of nutrient is called a(n)
a. bolus.
b. chyme.
c. gastrin.
d. enzyme.
D
Enzymes work on specific classes of nutrients to change them from one form to a simpler form. A bolus is a ball-shaped mass of chewed food that is swallowed. Chyme is the semiliquid mix-ture of food mass and secretions in the stomach. Gastrin is a hormone secreted by the stomach mucosa.
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The most important aspect of care for the nurse to maintain when assisting an older patient with urinary incontinence is which of the following?
a. Availability of protective rubber garments b. Using indwelling urinary catheters c. Using smooth muscle relaxants d. Maintaining an attitude that is respectful and positive about resolving the problem
In the early twentieth century, a frontal lobotomy was a common treatment for violent behaviors. Which description of this procedure is accurate?
a. A procedure that delivers an electrical stimulus to the frontal lobes of the brain b. A surgical procedure that drills holes in the front of the skull to drain fluid c. A surgical procedure that severs the frontal lobes of the brain from the thalamus d. A surgical procedure that inserts implants into the frontal lobes of the brain
When only one child is abused in a family, the abuse is usually a result of what?
a. The child is the firstborn. b. The child is the same gender as the abusing parent. c. The parent abuses the child to avoid showing favoritism. d. The parent is unable to deal with the child's behavioral style.
A client is taking carbamazepine (Tegretol). What type of seizure activity does the nurse anticipate this client has experienced?
1. Tonic-clonic seizures 2. Petit mal seizures 3. Partial seizures 4. Grand mal seizures