What are some common teratogenic drugs and their potential consequences?
What will be an ideal response?
A good answer will include the following key points:
+ Alcohol: Fetal alcohol syndrome (FAS), cognitive deficits, heart damage, and retarded growth.
+ Aspirin: Deficits in intelligence, attention, and motor skills.
+ Caffeine: Lower birth weight and decreased muscle tone.
+ Cocaine and heroin: Retarded growth and irritability in newborns.
+ Marijuana: Lower birth weight, less motor control.
+ Nicotine: Retarded growth and possible cognitive impairments.
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During which stage of the general adaptation syndrome is the body better able to cope with the original stressor with its resistance to other stresses being lowered, such as when animals placed in extreme cold are more resistant to the cold, but more susceptible to infection?
a. alarm reaction b. stage of resistance c. maintenance stage d. stage of resolution
Neurons that are specialized to receive information from the outside world are known as a. sensory neurons
b. motor neurons. c. multipolar neurons. d. interneurons.
Integration of inputs from many synapses on the postsynaptic neuron is known as a. saltatory conduction
b. the absolute refractory period. c. spatial summation. d. temporal summation.
What are the hammer, anvil, and stirrup?
a) tiny bones located in the middle ear b) types of cones on the retina c) types of sound that most people can detect d) words often used by audiologists in testing for hearing difficulties