Name: Score:
151 Multiple choice questions
Term 1 of 151
A protein kinase will activate or inhibit its targets via this mechanism.
phosphorylation
Stimulating the release of Ca2+
Generation of cAMP
activating a hormone response element
Term 2 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 3 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 4 of 151
Granular cells, like the baroreceptors, contain which specialized complexes that allow then to
detect changes in blood pressure?
osmoreceptors
mechanoreceptors
voltage gated channels
pH receptor
Term 5 of 151
During an electrocardiogram, the __________ of the heart is measured.
End diastolic volume
ventricular pressure
electrical activity
None of the above
Term 6 of 151
Deficiency of what molecule will result in impaired thyroid hormone production.
Ca2+
Na+
Iodine
Mercury
,Term 7 of 151
This innermost layer of the heart is comprised of single layer vascular endothelial layers that is
continuous with the lining of the blood vessels.
Epicardium
Endocardium
Pericardium
Myocardium
None of the above
Term 8 of 151
The ________ transports urine from the kidneys to the bladder.
urethra
collecting ducts
ureters
vasa recta
Term 9 of 151
When referring to the individual steps in clotting, what is the first step following injury to the lining
of a blood vessel?
Platelet plug formation
Firbrin deposition
Vascular Spasm
Blood turns from liquid to gel
, Term 10 of 151
This fluid fills the microscopic spaces surrounding tissues (between cells) throughout the body.
intracellular fluid
Interstitial fluide
plasma fluid
Term 11 of 151
Some air that is inspired never makes it to alveolar sites of gas exchange. We referred to this
volume as what?
inert volume
respiratory waste
atmospheric air
dead space
none of the above
Term 12 of 151
Water lost through sweat and/or respiration is referred to as __________.
insensible water loss
sensible water loss
Term 13 of 151
To prevent the ventricles from contracting prior to being filled by the atria, the _______ acts to slow
the electrical signals traveling through the heart.
Adventitia
Sinoatrial node
Atrioventricular node
Purkinje fibers
151 Multiple choice questions
Term 1 of 151
A protein kinase will activate or inhibit its targets via this mechanism.
phosphorylation
Stimulating the release of Ca2+
Generation of cAMP
activating a hormone response element
Term 2 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 3 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 4 of 151
Granular cells, like the baroreceptors, contain which specialized complexes that allow then to
detect changes in blood pressure?
osmoreceptors
mechanoreceptors
voltage gated channels
pH receptor
Term 5 of 151
During an electrocardiogram, the __________ of the heart is measured.
End diastolic volume
ventricular pressure
electrical activity
None of the above
Term 6 of 151
Deficiency of what molecule will result in impaired thyroid hormone production.
Ca2+
Na+
Iodine
Mercury
,Term 7 of 151
This innermost layer of the heart is comprised of single layer vascular endothelial layers that is
continuous with the lining of the blood vessels.
Epicardium
Endocardium
Pericardium
Myocardium
None of the above
Term 8 of 151
The ________ transports urine from the kidneys to the bladder.
urethra
collecting ducts
ureters
vasa recta
Term 9 of 151
When referring to the individual steps in clotting, what is the first step following injury to the lining
of a blood vessel?
Platelet plug formation
Firbrin deposition
Vascular Spasm
Blood turns from liquid to gel
, Term 10 of 151
This fluid fills the microscopic spaces surrounding tissues (between cells) throughout the body.
intracellular fluid
Interstitial fluide
plasma fluid
Term 11 of 151
Some air that is inspired never makes it to alveolar sites of gas exchange. We referred to this
volume as what?
inert volume
respiratory waste
atmospheric air
dead space
none of the above
Term 12 of 151
Water lost through sweat and/or respiration is referred to as __________.
insensible water loss
sensible water loss
Term 13 of 151
To prevent the ventricles from contracting prior to being filled by the atria, the _______ acts to slow
the electrical signals traveling through the heart.
Adventitia
Sinoatrial node
Atrioventricular node
Purkinje fibers
