which of the following is a stage of hemostasis? - Answer-coagulation
an adult patient is brought into the emergency room of a local hospital. The EMTS
report the patient lost about 300 cc of blood. Is this life threatening? - Answer-no;
most adults have 4-6 liters of blood so a loss of 300 cc would not be life threatening
agglutination of red blood cells means - Answer-they clump together
on which chromosomes is there a mutation that leads to sickle cell anemia - Answer-
chromosome 11
the nervous system and certain chemicals cause the constriction of a blood vessel.
This is know as - Answer-vascular spasm
which of the following plasma proteins is most abundant - Answer-albumin
which plasma protein is correctly matched to its function? - Answer-globulin-
transport and immunity
a white blood cell engulfing a bacterium is an example of blood functioning in -
Answer-protection
a person with an increased eosinophil count might be suffering from - Answer-
parasitic worm infection
mike has blood type A. he needs blood, however blood type A is not available. The
next best choice would be blood type - Answer-O
a person with type O blood should receive a blood transfusion from a donor with -
Answer-type 0 blood
all of the following could be learned from a blood chemistry test except - Answer-
heart rate and blood pressure
which blood type is considered the universal recipient - Answer-type AB
which white blood cells function primarily as phagocytotic cells? - Answer-neutrophils
and monocytes
what may be affected if the enzyme carbonic anhydrase was not made in the body -
Answer-conversion of carbon dioxide to bicarbonate ion
what type of gene expression occurs when a person has type AB blood - Answer-
codominance
, an increase in hemoglobin increases - Answer-the ability of the blood to carry
oxygen to various tissue
Coumadin (warfarin) - Answer-is a potent anticoagulant
the function of plasmin is to - Answer-hydrolyze fibrin
the condition characterized by overproduction of erythrocytes is called - Answer-
erythrocytosis
from the right ventricle, blood flows directly into the - Answer-pulmonary trunk
when ventricular pressure exceeds atrial pressure, the - Answer-AV valve close
the right atrium receives blood from - Answer-the body and the heart
the first and second heart sounds are most directly related to - Answer-vibrations
that occur when the valves close
what occurs during the time between the heart sounds and the second heart sound?
- Answer-ventricular systole
end-diastolic volume minus end systolic volume is equal to - Answer-stroke volume
the pericardial sac lined with - Answer-parietal pericardium
the delivery of oxygen and nutrients to the tissues of the body is accomplished
through ___ circulation - Answer-systemic
contraction of the papillary muscles would - Answer-prevent the AV valves from
protruding into the atria
concerning heart sounds, which of the following is correct - Answer-the first heart
sound occurs at the beginning of ventricular systole
which of the following is administered to the people suffering from myocardial
infarction following onset of symptoms - Answer-tissue plasminogen activator (t-PA)
calcium channel blockers are frequently used to - Answer-treat tachycardia or other
arrhythmias
aortic stenosis results from - Answer-a narrowed opening through the aortic valve
in the cardiac cycle - Answer-all four chambers of the heart are in diastole at the
same time
variations in respiratory rate is a symptom of - Answer-sinus arrhythmia
an incompetent pulmonary semilunar valve could result in less blood reaching the -
Answer-lungs