Choose the One Most Appropriate Answer for Each.​

question 39

Multiple Choice

Choose the one most appropriate answer for each.​
-glomerular filtration

• A)do not maintain the same body temperature at all times; are capable of internal heat production​
• B)​​heat energy is released to the air when liquid water converts to gaseous form
• C)bulk flow of protein-free plasma from capillaries into Bowman's capsule
• D)​animals with more or less constant body temperature
• E)​emission of heat from body surface when environmental temperature is lower than the body temperature
• F)​movement of ions from peritubular capillaries into nephron tubules
• G)​loss of too much body heat
• H)​heat next to the body's surface undergoes mass transport by air or water currents
• I)active and passive transport of solutes from peritubular capillaries into the glomerular capillaries​
• J)​a long, slender, tubular unit in the vertebrate kidney that forms urine
• K)​body temperatures rise and fall with environmental changes
• L)​secreted by adrenal glands; influences sodium reabsorption
• M)​passive transport of water; active and passive transport of solutes out of the nephron into peritubular capillaries
• N)​heat energy is transferred from high to low temperature regions due to collisions between adjacent molecules
• O)​released from the posterior lobe of the pituitary in response to hypothalamic signals
• P)toxic substances are extracted from blood circulating in cellophane tubes suspended in a warm-water bath
• Q)​erection of hairs and feathers by smooth muscles in the skin

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Definitions:

Average Variable Cost

The cost per unit of output, excluding fixed costs, calculated by dividing total variable costs by the number of units produced.

Marginal Cost

The expenditure involved in creating one more unit of a product or service.

Average Variable Cost

The cost per unit of producing additional units, excluding fixed costs, and is calculated by dividing total variable costs by the quantity of output.

Total Costs

The complete sum of all expenses a business incurs to produce its goods or services, including both fixed and variable costs.