A clinical condition that occurs as a result of pathologic lipid
metabolism is: Correct Answers Tay-Sachs disease
A fibrin clot is formed to arrest bleeding and prevent
exsanguination. Control of the size of the clot is maintained with
which of the following mechanisms Correct Answers
Activation of protein C
A pyknotic nucleus and karyolysis are typical morphologic
characteristics of: Correct Answers Necrotic presentation
A variety of physiologic mechanisms are employed to transport
fluid and solutes across the cell membrane, which one of them is
described by the equation J= [D(A) (Cin-Cout)]/x? Correct
Answers Difussion
According to the Frank-Starling Performance Curve, all of the
following are indices of cardiac performance except: Correct
Answers Sympathetic nervous system.
Adhesion, aggregation, and secretion are all characteristics of:
Correct Answers Platelet functional activity
After an electrical stimulus is generated by the atrioventricular
(AV) node, which ion channels open to affect the depolarization
stage 0? Correct Answers Na+
All of the following can create an increased risk of seizure
except: Correct Answers Hyperglycemia
,All of the following characteristics about vasopressin are true
except: Correct Answers Produced in the kidney.
All of the following is true with respect to chronic pain except:
Correct Answers It is often associated with SNS activity.
All of the following neurotransmitters may be excitatory except:
Correct Answers Dopamine
Among the variety of tissue types found in cardiac muscle,
which type has the greatest ability to beat autonomously?
Correct Answers Sinoatrial (SA) node tissue
An imbalance of neurotransmitter beginning with a decrease in
dopaminergic neurons is the underlying problem in: Correct
Answers Parkinson's disease.
Approximately three-quarters of patients with myasthenia gravis
are found to have: Correct Answers A thymus disorder.
Atherosclerotic plaque develops when engorged macrophages:
Correct Answers Lodge in the intimal layer of vascular muscle.
Based upon knowledge of the physiology of iron deficiency
anemia, the clinician knows that when an adult presents with
microcytic anemia and no apparent cause of blood loss,
evaluation, and management should include: Correct Answers
Gastrointestinal endoscopic evaluation
, Both Lysosomes and peroxisomes digest organic molecules. A
primary difference between the two is that: Correct Answers
Peroxisomes use molecular oxygen
Cardiac contraction occurs when calcium channels open and
calcium influx occurs. What is the stimulus that opens calcium
channels? Correct Answers Depolarization from Na+ influx
Cellular injury due to hypoxia can be fully reversed until:
Correct Answers Plasma membrane is damaged
Central nervous system disorders due to excitotoxic injury
usually involve which neurotransmitter? Correct Answers
Glutamate
Chemical synapses are the primary mechanism by which
neurons communicate. They may be either: Correct Answers
Excitatory or inhibitory.
Clinical shock becomes a concern when: Correct Answers
Systolic blood pressure is <90 mm Hg.
Clinical shock that is characterized by high pulmonary arterial
pressure (PAP), high pulmonary capillary wedge pressure
(PCWP), and low mixed venous saturation (SvO₂) is: Correct
Answers Cardiogenic shock.
Clotting disorders include all of the following except: Correct
Answers Peripheral arterial disease.