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BIO 245 Exams I-III.
BIO 245 Exams I-III.
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BIO 245 Exams I-III__ is a mechanism for repairing blocked coronary arteries by inserting a tiny balloon into
the blockage and inflating it -- pressing the blockage flat against the vessel walls. -
ANS-angioplasty
__is a hormone triggered to be released in response to GnRH and will trigger germ cell
development in males and females. - ANS-FSH
- = - ANS-antibodies
+ = - ANS-antigens
A person is taking a drug that increases the tubular secretion of hydrogen ions in the
nephron. If not monitored closely, what could be the resulting problem with taking this
drug? - ANS-metabolic alkalosis
A positive chronotropic agent for heart rate may include all of the following except -
ANS-beta-blockers
A repolarization of the cardiac cell membrane is characterized by - ANS-decrease in
voltage toward RMP
*goes from +30 to -70
According to our circadian rhythm, at what time of day would our body temperature be
highest? - ANS-Noon
According to our circadian rhythm, at what time of day would our body temperature be
lowest? - ANS-4AM
According to the video, "Stress: Portrait of a Killer", what are the physiological
responses that occur during high stress situations? - ANS-increased heart rate
After fertilization, how long does it typically take before the blastocyst implants in the
uterus? - ANS-between 5 and 10 days
All of the following trigger insulin secretion exception: - ANS-increased plasma
epinephrine
, An adenoma (benign growth that secretes large amount of glandular hormone) of the
parathyroid gland can produce - ANS-B&C
Hyperglycemia and increased kidney re-absorption of calcium
Angiotensin II acts to do which of the following - ANS-C&D
Stimulate thirst
Vasoconstrictor
Are vasodilators more likely to be used to treat hypertension or chronic heat failure? -
ANS-hypertension
Arteries have receptors for - ANS-LDL
As females age, their ability to maintain bone density decreases due to the decrease
production of - ANS-estrogen
At rest, cardiac output is about - ANS-5 L/min
atria contraction between - ANS-P and QRS
Based on calculation on previous equation, what is happenings at that point in the
capillary? - ANS-arterial end filtration
Calcitonin is secreted by cells located in what gland? - ANS-thyroid gland
calcium channels are open during - ANS-plateau
Calculate net glomerular filtration pressure if the fluid pressure in Bowman's space is
10mmHG, the glomerular blood pressure is 60 mmHG and the osmotic force due to
plasma proteins is 20mmHG. - ANS-G 60
B -10
C -20
30mmHG
Chemoreceptors in the brain and carotid bodies monitor changes in what three
molecules/ions in order to maintain ventilation rate? - ANS-CO2, O2, H+
CO2 is carried in blood - ANS-A,B,C
A. bound to hemoglobin
B. dissolved in the plasma
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