De?ne a muscle spindle, and explain its importance in muscle function
What will be an ideal response?
Muscle spindles are special muscle sensors that respond to being suddenly stretched; they respond by producing a
muscle contraction called a stretch reflex. However, if the muscles and tendons are stretched slowly, the stretch
reflex can be avoided.
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The best amount of vegetables to buy is an amount that will be used within 2 weeks.
Answer the following statement true (T) or false (F)
High circulating levels of homocysteine (i.e., hyperhomocysteinemia) have been implicated in a number of pathologies including cardiovascular disease.?
Indicate whether the statement is true or false
If free radicals accumulate faster than the body can neutralize them, the damaging effects of oxidative stress may promote
A) metabolism. B) aging. C) ant-aging properties. D) youthfulness.
The Estimated Average Requirements (EARS), one type of DRI, does what?
A. Represents the maximum daily intake levels unlikely to pose a risk of adverse health effects to most individuals. B. Represents average amounts of nutrients to meet the needs of 50% of healthy individuals in a given gender and life-stage group. C. Represents the amounts of nutrients used as a goal when no RDS exists. D. Represents the amounts of nutrients sufficient enough to meet the needs of most healthy people in a specific gender and life-stage group.