A recommended alternative form of jogging for injured people, those with chronic back problems, and overweight individuals is ____
a. stair climbing
b. deep-water jogging
c. elliptical training
d. cycling
e. cross-country skiing
ANSWER: b
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_____, a condition of elevated blood potassium, can cause cardiac arrest
Fill in the blank with the right word.
What term refers to vegetarians who eat grains, fruits, vegetables, and dairy products?
A) vegans B) semivegetarians C) lacto-vegetarians D) lacto-ovo-vegetarians
Hypothalamic neurons maintain homeostasis by responding to a sensory stimulus with humoral, visceromotor, and somatic motor responses. Which of the following describes the humoral response? Choose the correct option
A) Adjusting the balance of sympathetic and parasympathetic outputs of the ANS B) Inciting an appropriate somatic motor behavioral response C) Stimulating or inhibiting the release of pituitary hormones D) Regulating feedback to the central nervous system
Which statement best describes the function of the placenta?
A. It facilitates a two-way exchange of nutrients and waste materials. B. It is a barrier that protects the developing baby from all harmful substances. C. It functions as a one-way exchange of nutrients from the mother to the fetus. D. It connects the mother's and the baby's blood supplies.