Lab Exam 2 Flashcards
plasma
clear extracellular fluid
-90% water
albumin
major contributor to osmolarity
buffers blood pH
globulins
transport and immunity
fibrinogen
clotting
platelets
important for clotting
fragments of cells
RBCs
filled w/ hemoglobin for gas transport
major contributor to viscosity
no nuclei
WBCs
important for immunity
Granulocytes ‘the phils’
neutrophils
eosinophils
basophils
neutrophils
increase during bacterial infections
S or C shaped
usually have 2 nuclei
eosinophils
increase during parasitic infections or allergies
resemble a music symbol w/ pink polka dots
basophils
increase during chicken pox, diabetes
looks like pink and purple polka dots
agranulocytes
lymphocytes
monocytes
monocytes
increase during viral infections and inflammation
resemble a giant curved blob
lymphocytes
increase during diverse infections and immune responses
resemble a giant purple dot
_________ is the surface membrane molecule that causes an immune reaction.
antigens on RBCs
What is the normal value for hematocrit for men?
42-52%
What is the normal value for hematocrit for women?
37-48%
A person with type B blood has ______ antigens and ______ antibodies.
B, anti-A
_______ is the most abundant WBC and _____ is the least.
Neutrophil, basophil
_________ increase during bacterial infections and ______ increase during parasitic infections.
Neutrophils, eosinophils
What are the 3 types of formed elements in the blood?
RBCS, WBCS, platelets
An increase in the number of RBCs is _______ and a decrease is _______
polycythemia, anemia
________ is the number of erythrocytes found per cubic mm of blood
RBC count
________ is an increase in the number of circulating leukocytes
leukocytosis
________ is the most common plasma protein
albumin
During a blood transfusion it is important to insure that the _______ in the plasma of the recipient doesn’t react w/ the _____ on the RBCs of the donor.
If an incorrect match is made the donors blood will ________
antibody, antigen agglutinate
_________ is the universal donor and ______ is the universal acceptor of blood types.
O, AB
In the Rh blood group, hemolytic disease of the newborn can only occur if the mother is _______ and the baby is ______
negative, positive
____________ is inadequate oxygen transport and can be sensed by the ____________ , which releases __________ that causes the production of RBCs by the _________
hypoxia, kidneys and liver, erythropoetin, red bone marrow
erythropoeisis
RBC production
reticulocytes
immature RBCS
megakaryocytes
located in red bone marrow and form platelets
hematocrit
percent of total volume that is RBCs
sickle cell
hereditary defect found primarily in African americans
low oxygen causes RBCs to form a sickle shape and causes agglutination
leukemia
cancer of the WBCs
superior vena cava
vein that drains the upper body
inferior vena cava
vein that dreins everything below the diaphragm
right atrium
receive blood from the superior and inferior vena cava
left atrium
receives blood from pulmonary veins
right ventricles
pumps blood to the lungs and back to the left atrium
left ventricles
pumps blood to the entire body excluding lungs
left AV/bicuspid/mitral valve
on the left side of the body
prevents backflow into the atria
has 2 cusps
transports blood from left atrium to left ventricle
right AV/tricuspid valve
has 3 cusps
transports blood from right atrium to right ventricle
pulmonary valve/semilunar
control flow into great arteries and prevent backflow into ventricles
transports blood from right ventricle to pulmonary trunk
aortic valve
left ventricle into aorta
tendinous chords
anchor the AV valves
papillary muscles
prevent leakage through the AV valves
visceral layer of serous pericardium
epicardium
parietal layer of serous pericardium
outer layer
serous pericardium
thin transparent inner layer of pericardial sac
myocardium
middle layer of heart wall
controls heart contractions
endocardium
lines inner chambers of the heart
Heart Conduction System
- Pacemaker or SA node
- Atriums
- AV node
- AV bundle
- apex
- Purkinje fibers
P wave
atrial depolarization
QRS complex
ventricular depolarization
T wave
ventricle repolarization
carotid body and aortic body
monitor blood pressure
facial artery
muscles of the skin and face
maxillary a.
jaw, teeth
What five arteries make up the circle of willis?
-vertebral a.
-basilar a.
-posterior communicating a.
-internal carotid a.
-anterior communicating a.
splenic a.
target area is spleen
common hepatic artery
liver and gallbladder
left gastric a.
target area is stomach
superior mesenteric a.
targets the intestines
inferior mesenteric a.
targets the colon
illiac arteries
legs, pelvis,
obturator artery
pelvic muscle