Autonomic reflexes
A. are impossible.
B. are integrated somewhere in the CNS.
C. have efferent input and afferent output.
D. are an example of positive feedback.
E. are harmful.
B
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The layer of epidermis that undergoes mitosis and forms new epidermal cells is the
A. stratum lucidum. B. stratum granulosum. C. stratum basale. D. stratum corneum. E. stratum dermum.
Which of the following is not a major nutrient the body needs?
a) Carbohydrates b) Glycogen c) Proteins d) Minerals e) Vitamins
Which of the following is part of the axial skeleton?
A. the skull B. the vertebrae C. the sternum D. all of the above
The spinal cord extends from the
A) medulla oblongata to the coccyx. B) level of the third cervical vertebra to the coccyx. C) level of the axis to the lowest lumbar vertebra. D) medulla oblongata to the level of the second lumbar vertebra. E) axis to the sacral hiatus.