How do vitamin A and C contribute to healthy skin?
A. Help with elastic fiber production
B. Help with melanin production
C. Help with collagen production
D. Allow for elasticity
Answer: C
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This muscle allows you to stand on tiptoe when the knee is extended, and it flexes the knee when the foot is dorsiflexed
A) fibularis longus and brevis acting together B) soleus C) fibularis longus D) gastrocnemius
Muscle that is trained for endurance would have all of the following adaptations EXCEPTÂ ________.
A. an increased ability to store oxygen inside of muscle cells B. better vascularization, with more capillaries in the muscle C. an increased number of myofibrils in muscle fibers D. an increased number of mitochondria
Parkinson's disease is the result of
A) excess production of GABA by neurons in the basal nuclei. B) decreased levels of acetylcholine from neurons in the substantia nigra. C) inadequate production of dopamine by substantia nigra neurons. D) hyperactivity of the limbic system. E) weak response of the red nuclei of the mesencephalon.
If sensitization is the opposite of habituation, and sensitization is adaptive, would habituation be considered maladaptive? Why or why not?
What will be an ideal response?