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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
The humoral defense system comprises of what cell type?
macrophages
natural killer cells
T cells
B cells
Term 2 of 151
ADH is released from the posterior pituitary gland in response to what?
high extracellular fluid solute concentrations
high blood volume
low blood pH
low extracellular fluid solute concentrations
Term 3 of 151
I made a break for the back door and race out of my house. Because my heart rate has increased
what else changes?
Resistance in blood vessels in skeletal muscle increased
Resistance in blood vessels in my digestive track decreases
Blood pressure decreases
cardiac output increased
,Term 4 of 151
What are causes of anemia and why do they lead to anemia?
B
insufficient RBC, abnormal Hb, low Hb, iron deficiency creates low O2 carrying capacity
C
False
Term 5 of 151
As water is typically reabsorbed it passes through _______, which are specialized channels in the
plasma membrane.
Na+/K+ ATPase
Symporters
Auqaporins
G-Protein Coupled Receptors
Term 6 of 151
The outermost layer of the blood vessels responsible for structural stability is the _____.
Tunica intima
Tunica media
External elastic lamina
Turnica externa
Internal elastic lamina
,Term 7 of 151
Constriction of the afferent arteriole will _____ glomerular filtration rate (GFR).
increase
have no effect on
decrease
Term 8 of 151
True or false: the endocrine mediator (mechanism) regulating GFR is the fastest mechanism.
B
C
B.
D
Term 9 of 151
H2Co3 goes by whichc chemical name?
hydrochloric acid
Bicarbonate
Carbonic acid
hydroxide
, Term 10 of 151
Combination of two molecules of DIT in the thyroid's follicular cells will result in the generation of
what molecule?
T3
T4
tyrosine
colloid
Term 11 of 151
This component of the intercalated disk on a cardiomyocyte is responsible for the electrical
coupling of the heart cells.
A. Gap junction
B. Desmosome
C. Nucleus
D. A and B
E. None of these electrically couple the heart cells
Term 12 of 151
Cells described as biconcave discs are:
Leukocytes
Moncytes
Erythrocytes
Mesangial cells
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