[BIO 169] Lab Practical 1; Questions & Answers
100% Correct
Homoeotherms Correct answer-elevate their body temperature and maintain it within a
defined range
Thyroid stimulating hormone is released directly into the blood and affects cells in the
Correct answer-Thyroid
Thyroid Releasing Ho...
[BIO 169] Lab Practical 1; Questions & Answers
100% Correct
Homoeotherms Correct answer-elevate their body temperature and maintain it within a
defined range
Thyroid stimulating hormone is released directly into the blood and affects cells in the
Correct answer-Thyroid
Thyroid Releasing Hormone is secreted by Correct answer-neurosecretory cells in the
hypothalamus
T3 and T4 are Correct answer-hydrophobic and stored in the extracellular thyroglobulin
The majority of thyroid hormone is secreted in the form of Correct answer-T4
Thyroid Releasing Hormone is released into the blood and directly affects cells Correct
answer-in the anterior pituitary gland
The body's thermostat is located in the Correct answer-hypothalamus
Why did the mouse exhibit a higher metabolic rate as the temperature was decreased below 18
degrees Celcius? Correct answer-the mouse shivered while being exposed to the extreme
cold temperature
, [BIO 169] Lab Practical 1; Questions & Answers
100% Correct
What is the effect of moderate cooling on the rate of oxygen consumption? Correct
answer-the rate of oxygen consumption increased
As the temperature was ______________ the metabolic rate __________ due to
___________________________ . Correct answer-decreased, increased, increased
activity of the thyroid gland
The amount of hemoglobin that binds to oxygen is dependent upon Correct answer-all of
the above.
The partial pressure of oxygen is Correct answer-the portion of the barometric pressure
produced by oxygen
As the partial pressure of oxygen is significantly lowered the affinity between oxygen and
hemoglobin Correct answer-decreases
Which of the following would increase the relative acidity of the blood? Correct answer-
both A and C are correct
A right shift in the oxygen dissociation curve would occur as the blood _________
_______________ . Correct answer-pH, decreased
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