UNIT 3 EXAM (EXSC 225)

The measurement of oxygen concentration in the blood can be determined using:

• A pulse oximeter

• A whole-body plethysmograph

• A metabolic measurement cart

• An electrocardiograph (ECG) machine

The assessment and evaluation of physical, physiologic, and psychological attributes can provide insight into an individual’s health status, the risk for certain diseases and illnesses, and the responses to training and rehabilitation programs. 

• True

• False

If an individual performs walking as the primary activity for enhancing fitness, that individual’s cardiovascular fitness would be best measured: 

• On a cycle ergometer. 

• On an elliptical machine. 

• none of the above

• On a motorized treadmill. 

The use of skinfold thickness measurements for determining body composition is based on the principle that a certain percentage of total body fat lies directly beneath the surface of the skin. 

• True

• False

Sending a safe low-voltage level electric current through the body is an example of which body composition measurement technique.

• Body mass index

• Hydrostatic weighing

• Dual energy x-ray absoptionetry

• Bioelectrical impedance

Nutritional intake strongly influences the development and progression of chronic diseases and poor health conditions such as coronary heart disease, hypertension, osteoporosis, a variety of cancers, and obesity. 

• True

• False

Which of the following nutrients is predominately responsible for providing energy during moderate to high-intensity physical activity or exercise?

• Fats

• Carbohydrates

• Minerals

• Proteins

Fat-soluble vitamins are not stored in the body and therefore must be consumed in the diet on a regular basis. 

• True

• False

Dietary fat and cholesterol are critical to the normal functioning of body tissues and overall good health of the body. 

• True

• False

20-35% of total daily kcal (kilocalories) should come from the macronutrient ___________.

• vitamins

• carbohydrates

• fats

• proteins