Essay on physioex 9.0 exercise 4 activity 1

2075 Words Sep 15th, 2013 9 Pages
Exercise 4: Endocrine System Physiology: Activity 1: Metabolism and Thyroid Hormone Lab Report
Pre-lab Quiz Results
You scored 100% by answering 6 out of 6 questions correctly.
1. Which of the following statements about metabolism is false?
You correctly answered: d. All of the energy from metabolism is ultimately stored in the chemical bonds of ATP.
2. Thyroxine is
You correctly answered: c. the most important hormone for maintaining the metabolic rate and body temperature.
3. Thyroid-stimulating hormone (TSH) is
You correctly answered: b. produced in the pituitary gland.
4. An injection of TSH to an otherwise normal animal will cause which of the following?
You correctly answered: d. goiter development
5. Thyrotropin-releasing
…show more content…
Metabolic rate = (ml O2/hr)/(weight in kg) = ml O2/kg/hr
Enter the metabolic rate in the field below and then click Submit to display your results in the grid.
You answered: 1549.180328 ml O2/kg/hr
Judging from their basal metabolic rates (an indicator of thyroid function), categorize the rats as hypothyroid (low thyroid levels; BMR below 1600), euthyroid ("good," or normal, thyroid levels; BMR = 1650-1750), or hyperthryoid (high thyroid levels; BMR above 1800).
The normal rat is
You correctly answered: b. euthyroid
Judging from their basal metabolic rates (an indicator of thyroid function), categorize the rats as hypothyroid (low thyroid levels; BMR below 1600), euthyroid ("good," or normal, thyroid levels; BMR = 1650-1750), or hyperthryoid (high thyroid levels; BMR above 1800).
The thyroidectomized (Tx) rat is
You correctly answered: a. hypothyroid
Judging from their basal metabolic rates (an indicator of thyroid function), categorize the rats as hypothyroid (low thyroid levels; BMR below 1600), euthyroid ("good," or normal, thyroid levels; BMR = 1650-1750), or hyperthryoid (high thyroid levels; BMR above 1800).
The hypophysectomized (Hypox) rat is
You correctly answered: a. hypothyroid
Judging from their basal metabolic rates (an indicator of thyroid function), categorize the rats as hypothyroid (low thyroid levels; BMR below

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