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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
Chordae tendineae are structures located in the ventricles that:
prevent the valves from collapsing into the atria
attach the papillary muscles to the valves
all of the above
only A
Term 2 of 151
This extracellular material is responsible for maintaining the shape of blood vessels by acting as a
"rubber band" of sorts.
collagen fibers
fibrinogen
elastin
Term 3 of 151
If a lymphocyte survives and enters the circulation that is capable of recognizing both a self-MHC
and a self-antigen what is a potential consequence?
could develop into a cancer line
could instigate an auto-immune response
could completely shut down the adaptive defense system
,Term 4 of 151
During an electrocardiogram, the __________ of the heart is measured.
End diastolic volume
ventricular pressure
electrical activity
None of the above
Term 5 of 151
A condition in which the heart's pacemaker is replaced by a more excitable region of the heart is
called a what?
Angina
Heart Block
Ventricular Fibrillation
Junctional Rhythm
Ectopic Focus
Term 6 of 151
Protein present in the urine suggests that there is an underlying disorder where?
collecting ducts
loop of henle
proximal convoluted tubule
Glomerular filtration membrane
,Term 7 of 151
As we progress through the respiratory system from the medium-sized bronchi to the terminal
bronchioles surface area _______.
increases
decreases
stays the same
Term 8 of 151
65% of sodium (Na+) is reabsorbed in the ________.
renal corpuscle
proximal convoluted tubule
loop of henle
distal convoluted tubule
collecting duct
Term 9 of 151
A B cell differentiates into this cell type which is responsible for producing and secreting
antibodies.
plasma cell
memory B cell
natural killer cell
lymphoblast
, Term 10 of 151
An individuals arterial blood pH is 7.2 which would be considered what?
physiologically normal blood pH
Alkalosis
Acidosis
Term 11 of 151
True or False: the conducting zone is the site of gas exchange in the respiratory system.
True
False
Term 12 of 151
High circulating levels of thyroid hormone (T3 and T4) will inhibit the release of what hormone
from the hypothalamus?
TSH
CRH
TRH
GH
Term 13 of 151
Renal arteries deliver about _____mL of cardiac output to the kidneys each minute.
500mL
1000mL
1200mL
5000mL
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