Shining a light directly on one pupil should make the other pupil constrict. This is called the:
A. Accommodation response
B. Red reflex
C. Corneal light reflex
D. Consensual pupil response
ANS: D
The pupillary reflex is elicited by holding the light source in front of the patient so that it is directed toward one eye. At this point, observe both pupils, noting the direct response of the eye receiving the direct light and the consensual response in the opposite eye.
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Which study is an example of a study using a descriptive design?
a. Nursing students are tested before and after learning a skill. b. Individuals with depression are compared to individuals without depression. c. The effects of a new vaccine are tested on half the subjects, and the other half get saline injections. d. A group of siblings is studied to identify the effects of having a family member diagnosed with schizophrenia.
Which hormone that increases appetite and food consumption is secreted by the hypothalamus?
1. Follicle-stimulating hormone (FSH) 2. Antidiuretic hormone (ADH) 3. Insulin-like growth factors (ILGFs) 4. Neuropeptide Y (NPY)
The best time to teach behaviours such as proper diets, exercise, dental care and seat belt use is
a) prenatal period b) early childhood c) late childhood d) adolescence
When compared to the nervous system, hormones have:
A. a slower onset and a longer duration of stimulation. B. a faster onset and a longer duration of stimulation. C. a faster onset and a shorter duration of stimulation. D. a slower onset and a shorter duration of stimulation.