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BIO 139 Final Exam Study Guide Questions & Answers Verified 100% Correct!!
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BIO 139 Final Exam Study Guide Questions & Answers Verified 100% Correct!!
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Name: Score:151 Multiple choice questions
Term 1 of 151
If an individual has a tumor in their adrenal gland that hyposecretes cortisol, what would you
expect their levels of ACTH to be compared to a normal individual?
high
low
cortisol has no effect on ACTH levels
Term 2 of 151
What are causes of anemia and why do they lead to anemia?
C
insufficient RBC, abnormal Hb, low Hb, iron deficiency creates low O2 carrying capacity
B
E.
Term 3 of 151
Addison's disease is characterized by decreased plasma glucose and is a result of the
hyposecretion of this glucocorticoid.
aldosterone
cortisol
epinephrine
insulin
,Term 4 of 151
Which of the following is something that blood does NOT distribute in the body?
Waste
hormone
Oxygen
Nutrients
The blood distributes all of these
Term 5 of 151
the anterior pituitary hormones are which classification of hormone?
amine
protein
steroid
Term 6 of 151
Frequent rapid breathing results in what condition in the body?
acidosis
breathing does not affect the boy's pH
alkalosis
Term 7 of 151
As we progress through the respiratory system for the medium-sized bronchi to the terminal
bronchioles resistance _______.
increased
decreased
stays the same
,Term 8 of 151
On an EKG the T wave is responsible for what electrical event in the cardiac cycle?
Atrial depolarization
Atrial repolarization
Ventricle depolarization
Ventricle repolarization
None of the above
Term 9 of 151
Sudden acute stress will trigger the nervous system to stimulate the ________ to release epinephrine
and norepinephrine.
adrenal medulla
zona reticlaris
liver
zona glomerulosa
Term 10 of 151
The extraglomerular mesangial cells of the juxtaglomerular complex possess these channels that
aid in their ability to transmit electrical signals.
Aquaporins
Mechanoreceptors
Osmoreceptors
gap junctions
, Term 11 of 151
If my SA node stopped working, and the heart's pacemaker became the AV bundle or the Purkinje
fibers what would be my resting heart rate?
75bpm
30bpm
50bpm
100bpm
Av bundle and purkinje fibers are not capable of having action potentials
Term 12 of 151
this region of an antibody is responsible for its ability to recognize a specific antigen.
A. the disulfide bonds
B. the constant regions
C. the variable regions
D. both A and B
Term 13 of 151
Atrial natriuretic peptide is released from the right atrium in response to what?
low blood volume
high blood pressure
low blood pH
high blood pH
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