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BIO 139 Final Exam Study Guide
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BIO 139 Final Exam Study Guide
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Name: Score:151 Multiple choice questions
Term 1 of 151
In regards to the interaction of hormones at target cells: thyroid hormone will increase the
number of receptors available for epinephrine on their target cell. Without thyroid hormone, the
number of available epinephrine receptors is very low thus giving epinephrine a weak effect.
Therefore, in order for epinephrine to be effective, it requires that thyroid hormone to be present.
What sort of hormonal interaction is this?
antagonism
Synergism
Permissiveness
Term 2 of 151
The zona glomerulosa secretes which hormone?
cortisol
aldosterone
epinephrine
cholesterol
Term 3 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 4 of 151
Water lost through sweat and/or respiration is referred to as __________.
insensible water loss
sensible water loss
Term 5 of 151
Which is not true: The body maintain blood pH through:
respiratory mechanisms
buffer systems
renal mechanisms
cardiac mechanisms
Term 6 of 151
Ppul refers to the pressure located where?
the atmosphere
Inside the alveola
inside the blood
in the peripheral tissue
Term 7 of 151
True or False: sustained high GFR will increased total blood volume
A
B.
C
B
,Term 8 of 151
H2Co3 goes by whichc chemical name?
hydrochloric acid
Bicarbonate
Carbonic acid
hydroxide
Term 9 of 151
The ________ transports urine from the kidneys to the bladder.
urethra
collecting ducts
ureters
vasa recta
Term 10 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 11 of 151
The interior of the kidney (deeper into the medulla) maintains an osmolality up to ________ mOsm.
100
300
1200
2400
Term 12 of 151
In the spectrum of chemical messengers, this particular type of chemical will exert its effects on
the same cell that secretes it.
Hormone
Paracrine
Autocrine
Term 13 of 151
The heme group in hemoglobin contains which of the following elements that is critical for
function?
Calcium
Copper
Iron
Steel
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