How does the process of sweating help the body regulate temperature?
A. Sweat helps trap cool air against the skin thereby reducing body temperature.
B. Sweat causes vasodilation which allows the core temperature of the body to drop.
C. Sweat is cold and the production of it decreases body temperature.
D. Sweat produced on the skin will evaporate and cool the body if body temperature is too high.
Answer: D
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A. bundle of macromolecules in nerve cells B. axon C. organelle in nerve cells D. nerve cell E. organ
What part of the ear picks up sound waves?
A. Tympanic membrane B. Middle ear: Ossicles C. Inner ear: Cochlea D. External or outer ear: Auricle
Which of the following is true of a muscle that is relaxing?
A) Oxygen is depleted. B) Released calcium ions are present. C) ATP levels are low. D) The tendons are taut. E) AChE is present in the synaptic cleft.
Emily, a 64-year-old formerly obese woman who successfully lost over 100 pounds, was brought to the hospital suffering pain in her legs, and an X- ray revealed that she had a simple fracture in her right femur and a crack in her left tibia
Other tests revealed that her bones were brittle and porous. What might have happened to Emily, and what advice would she have been given by the physician? What will be an ideal response