wellness midterm

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Which nutrient is the body's most concentrated energy source?

fat

​Which factors contribute to exercise volume?

frequency, intensity and duration

​Which hormone, produced primarily in the stomach, stimulates appetite?

ghrelin

Studies have shown that vitamin C may offer benefits against heart disease, cancer, and cataracts.

true

Vitamins, minerals, and water are the fuel nutrients for the body.

true

​For most meals, the MyPlate guidelines suggest that ____ of the plate should be taken up by fruits, vegetables, and grains.

two-thirds

According to the CHD risk analysis, which factor appears to be the best predictor for developing coronary heart disease?​

unhealthy diet

​Most highly trained athletes have a resting heart rate around ____ beats per minute.

40

​Generally speaking, a vigorous exercise programs entails an intensity level above ____ percent of maximal capacity.

60

Each gram of fat provides ____ calories, which are more than twice the calories of a gram of carbohydrate or protein.

9

​Which total cholesterol level is associated with high risk for heart disease?

240 mg/dL

​One pound of fat is the equivalent of ____ calories.

3500

​During weight lifting, which system provides the necessary energy?

ATP-CP

​Which medical condition is most associated with an abnormal cholesterol profile?

artherosclerosis

​The single most important component of health-related physical fitness for the general population, except for older adults, is ____.

cardiorespiratory endurance

​Which measure applies to how effectively the pulmonary, cardiovascular, and muscular systems work together during aerobic activities?

cardiorespiratory endurance

The leading cause of cardiac arrest is ____.​

coronary heart disease

HDLs tend to release cholesterol, which may penetrate the lining of arteries and speed up the process of atherosclerosis.​

false

Narrowing of the coronary arteries accelerates the blood supply to the heart muscle, which can precipitate a heart attack.

false

​During prolonged exercise, glycogen is broken down into ____, which then is readily available to the muscles for energy production

glucose

​What component of red blood cells transports oxygen in the blood?

hemoglobin

With respect to aerobic exercise, the more you exercise the ____.​

higher your HDL cholesterol

​Hypertension, chronic low back pain, and obesity are examples of which type of disease?

hypokenetic

​Which hormone, produced by fat cells, lets the brain known when you are full?

leptin

Which blood component(s) tend(s) to release cholesterol that then penetrates the lining of arteries and speeds up the process of atherosclerosis?​

low-density lipoproteins

Which function does soluble fiber serve?

lowers blood cholesterol

The regulatory nutrients include ____.

minerals and water

As an example of cardiovascular disease, peripheral vascular disease is a(n) ____.​

narrowing of the peripheral blood vessels

​Complete proteins contain all the essential amino acids and are typically ____.

of animal origin

The most important determinant of coronary heart disease is ____.​

personal lifestyle

​Which term refers to an epidemic of physical inactivity in the United States?

sedentary death syndrome

​The amount of blood ejected with each beat of the heart is known as ____.

stroke volume

​Good nutrition means that a person's diet ____.

supplies all essential nutrients

What is a function of HDLs during reverse cholesterol transport?​

they prevent arterial plaque formation

Which function applies to lipoproteins?

transports fat in the blood

According to the Centers for Disease Control and Prevention, about 60 percent of deaths from heart disease are sudden and unexpected.​

true

Excess glucose in the blood is converted to fat and stored in adipose tissue.

true

For muscles to develop, they have to be overloaded to a given point.

true

Increased fiber intake decreases the risk for coronary heart disease.

true

Normal heart rate ranges from about 40 beats per minute during resting conditions in trained athletes to 200 beats per minute or higher during maximal exercise.

true


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