Red blood cells (RBCs) have been placed in three different solutions: hypotonic, hypertonic, isotonic. What is solution "B" relative to the RBC?
A. Isotonic solution
B. Hypotonic solution
C. Hypertonic solution
Answer: C
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An ascending pathway carries
A. both motor and sensory information from the body to the brain. B. sensory information from the brain to the body. C. motor information from the brain to muscles and glands. D. motor information from the body to the brain. E. sensory information from the body to the brain.
The white matter of the spinal cord contains ________.
A) myelinated nerve fibers only B) unmyelinated nerve fibers only C) myelinated and unmyelinated nerve fibers D) soma that have both myelinated and unmyelinated nerve fibers
Dan has been lost in the desert for two days with very little water. As a result, you would expect to observe
A) normal urine production. B) decreased blood osmolarity. C) elevated ADH levels. D) cells enlarged with fluid. E) increased blood volume.
Identify the four components of the skeletal system
bones cartilage ligaments muscles tendons What will be an ideal response?