Science Quiz / MCAT cardivascular/respiratory system

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Can you name the MCAT cardivascular/respiratory system

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remain in body, can be called upon to quickly synthesize antibodies in case of reinfection
coagulation starts with
binds to antigen carrying cell and releases peroforin to puncture cell
acquired immunity involving T cells
the lymph system is an _____ system
generalized protection from most intruding organisms and toxins
skeletal muscle that contracts to create a negative guage pressure in the chest
three types of granula leukocytes
contains the most deoxygenated blood
specialized cardiac muscle cells that pace heart contractions located in the right atrium
trachea branches into left and right _________ before entering the lungs
cells that mature into macrophages
protection against specific organisms or toxins
The phenomenon where the binding of one oxygen molecule to the hemoglobin makes it easier for additional oxygen to bind
blood is
acquired immunity involving B cells
rest of bodies' lymph is drained by
which ventricle contracts with the most force
located in walls seperating the ventricles, action potential travels here from AV node and then spreads to Purkinje fibers
cartillaginous member that prevents food from entering the trachea during swalllowing
windpipe, composed of ringed cartilage
helps b lymphocyte differentiate into plasma cells and memory B cells
lymph from the right arm and head enter the blood through the
B lymphocytes mature in the
passageway for food and air
(white blood cells) don't contain hemoglobin, protect the body from foreign invaders
produces many free antibodies
systemic circulation is comprised of blood flowing in what circuit?
faster acting and more potent response upon reinfecdtion
voice box
the pace of the SA node is faster than normal heartbeats but the parasympathetic ________ innvervates the SA node, slowing the contractions
spread the action potential across gap junctions of cardiac muscle, allow for more unified and stronger contraction
first time immune system is exposed to an antigen is known as the
brochioles terminate in grape-like clusters composed of
contains greater volume of blood than arteries/arterioles
action potential travels from the SA node to the slower
mature in the thymus
pulmonary circulation is comprised of blood flowing in what circuit
(red blood cells), have no nucleus or organells, don't reproduce or undergo mitosis

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