23.6 - 23.7 : the metabolic rate and thermoregulation, nutrition and body mass
Vitamin B9 is also known as ______________.
folic acid
Vitamins are classified as:
micronutrients
What is the only complete plant protein?
soy
The total amount of energy expended by the body to power all of its processes is called __________.
the metabolic rate
Thermoregulation involves a steady core body temperature near ________.
37.5° C (99.5° F)
Which of the following body temperatures is recognized as the defining temperature for hyperthermia?
38.3 °C (101 °F) or higher
What percentage of the total caloric intake should be carbohydrates?
45-65%
Which of the following characteristics is not associated with a person functioning at basal metabolic rate (BMR)?
Has not eaten in the past 6 hours
Which of the following substances is considered good in higher levels?
High-density lipoproteins (HDLs)
Which type of lipoprotein transfers cholesterol from the cells in peripheral tissues to the liver for inclusion as part of bile?
High-density lipoproteins (HDLs)
What part of the brain is involved in thermoregulation?
Hypothalamus
Which of the following characteristics is associated with unsaturated fatty acids?
May have potential health benefits
What is the primary function of copper in the body?
Component of coenzymes of the electron transport chain
Which of the following micronutrients is considered a major mineral?
Sulfur
Water-soluble vitamins are absorbed from the gastrointestinal tract with water and polar solutes. What water-soluble vitamin is the exception?
Vitamin B12
Which of the following vitamins is water soluble?
Vitamin C
Which vitamin is required for calcium ion homeostasis and bone growth?
Vitamin D
Heat transferred from one object to another through direct contact is called _____________.
conduction
Molecules that can only be obtained from the diet are called __________.
essential nutrients
Select the two factors on which body mass index depends.
height and weight
Which of the following food sources is a poor source of minerals?
high-fat foods
Fruits, honey, candy, and juices are dietary sources of ________.
monosaccharides and disaccharides
A patient with a body mass index (BMI) of 28 will be classified as __________.
overweight
Heat is exchanged between the body and the environment by all of the following mechanisms except ________.
precipitation
Which of the following activities will increase your basal metabolic rate (BMR) the most?
weight training 3 times a week