# 3 Test Review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| 96.5 – 99.5 degrees F is the normal range of what? | Body temperature
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| Heat is one of the four products of what process? | Cell respiration
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| What is the primary pathway of losing body heat? | Through your skin
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| _______ is heat from the that body transfers to cooler objects not touching the skin. | Radiation
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| __________ is heat loss to cooler objects or air that touch skin. | Conduction
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| __________ is air currents over the skin moving warmer air away from the skin. | Convection
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| ___________ happens when blood vessels become LARGER & increase blood flow. | Vasodilatation
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| __________ happens when blood vessels become SMALLER & decrease blood flow near skin to conserve heat. | Vasoconstriction
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| ______________ is excessive body heat lost to sweat evaporation on skin. | Evaporation
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| What part of your brain is the body’s thermostat? | Hypothalmus
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| Respiratory tract, Urinary tract, and Digestive tract are 3 places where ________ occurs. | Heat loss
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| An abnormally high temperature defines what? | A fever
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| synthesis (formation) reactions. Smaller molecules bond together to form larger molecules. Usually requiring energy in the form of ATP | Anabolism
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| decomposition. Breaking molecular bonds of larger molecules into smaller molecules. Cell respiration is a primary example of this. | Catabolism
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| __________ encompasses all of the reactions that take place within the body. | Metabolism
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| Glycolysis, Krebs Citric Acid Cycle, and Cytochrome Transport are 3 examples of what? | Cell Respiration
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| ______ is the primary source of energy. | Glucose
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| Proteins and fats are examples of what? | Alternate energy sources
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| A ____________ is defined as "The amount of energy needed to raise the temperature of 1 gram of water by 10 C." | Calorie
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| _____________ are organic molecules needed in very small amounts. | Vitamins
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| __________ are simple inorganic molecules needed in small amounts. | Minerals
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| BMR is what? | a calculation of the amount of heat produced in the body to try and measure metabolism
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| BMR stands for what? | Basic Metabolic Rate
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| List 3 factors that affect BMR. | Exercise, Age, Body configurations, Sex hormones, Decreased food intake, Climate
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| The ______ the climate, the slower the BMR. | Colder
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| Pyrogens cause what? | Fever
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| What are believed to chemically alter the thermostat settings of the hypothalamus,by making it think it needs to raise the temperature? | Endogenous pyrogens
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| __________ produces HEAT as one of the products, and is constantly occurring within the body. | Cell respiration
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| _________ increases the rate of cell respiration. | Thyroxine hormone
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| ___________ causes epinephrine to increase the rate of cell respiration especially in the heart, muscles & liver. | Stress situations
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| ______ produce heat during normal activity by producing ATP. | Organs
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| ________ increases metabolic activity in the digestive tract thus increasing heat. | Food intake
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| _______ increases metabolic rate. | Fever
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| Basic metabolic rate is gauged at__________. | at rest
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| factors of cell respiration which affect your body’s ability to product HEAT. | Stress, Normal active organs, Food intake
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| ___________ makes up 2/3 of body water. | Intracellular fluid
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| Concentration of things dissolved in liquid is what? | Osmolarity
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| ______ osmolarity = dehydration | High
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| ______ osmolarity = over hydrated | Low
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| If __________ are found in urine, osmolarity is HIGH (too much circulating, body needs to get rid of what it can’t absorb) | Chemicals
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| Cation are considered to be Postive or Negative? | Positive
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| Anionare considered to be Postive or Negative? | Negative
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| H+ & K + are examples of what? | Cations
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| SO4-2 & Cl- are examples of what? | Anions
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| What is the normal range for pH of blood | 7.34 - 7.45
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| Primary element involved in electrolyte imbalances. | Na, K, Ca
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| pH 7 is considered what? | Neutral
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| pH -7 is considered what? | Acid
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| pH +7 is considered what? | Alkaline
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| _______ is the body’s ability to maintain homeostasis. | Buffer system
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| _____ effects the CNS and depresses impulses | Acidosis
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| Too many H+ ions and the body inability to exhale enough CO2 is what? | Respiratory Acidosis
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