Anatomy and Physiology of the Circulatory System: Blood Composition and Function, Quizzes of Biotechnology

Download Anatomy and Physiology of the Circulatory System: Blood Composition and Function and more Quizzes Biotechnology in PDF only on Docsity! TERM 1 blood is what kind of tissue DEFINITION 1 connective TERM 2 what composes blood DEFINITION 2 plasmaformed elementsrbcwbc TERM 3 blood plasma contains DEFINITION 3 wasteshormonesnutrients92 precent waterionsproteins- alpha and beta globulins and albumin fibinogen TERM 4 serum is DEFINITION 4 plasma with no proteins TERM 5 RBC DEFINITION 5 5 million per microliter of bloodno neuclecontain hemogobin- pigment that binds and transports oxygen TERM 6 formed elements DEFINITION 6 white blood cells -leukocytes-can migrate out of capillaries into tissue fluid- less than 1 percent of blood cellsplatelets- cell fragments that pinch off larger cells in bone marrow TERM 7 types of leukocytes DEFINITION 7 granular-neutrophils, eosinophis and basophilsagranular leukocytes-monocytes and lymphocytes TERM 8 platelets function DEFINITION 8 in the formation of blood clots TERM 9 all formed elements develop from DEFINITION 9 pluripotent stem cells TERM 10 heatopoiseis is DEFINITION 10 blood cell production and occurs in bone marrow TERM 21 amphibian heart structure DEFINITION 21 3 chambered2 atria one ventricleamphibians living in water also used oxygen diffustion through skin TERM 22 what kind of organism has a septum that partially subdivides the ventricle DEFINITION 22 reptiles-further reduces the mixing of blood in the heart TERM 23 mammal heart structure DEFINITION 23 2 atria 2 ventricles2 semilunar valves ... insure one way flow out of the ventricles to arterial systems-pulmonary semilunar valve located at exit of right ventricle-aortic valve located at the exit of left ventricle2 atrioventricular valves... ensure one way flow thru heart-tricuspid valve (right)-bicuspid valve (left) TERM 24 what kind of fibers does the heart have that make it unique DEFINITION 24 autorhythmic fibers TERM 25 Autorhythmic fibers DEFINITION 25 SA node- locacted in wall of right atrium and acts as pacemaker-- ANS can modulate HRAV node is only pathway for conduction to ventricles-spreads thru AV bundle-to perkinje fibers-directly stimulate the mycardial cells of both ventricles to contract TERM 26 On an EKG what is the P, QRS and T peaks DEFINITION 26 P- depolarization of atria - atrial systoleQRS-depolarization of ventricles- ventricular systoleT-repolarization of ventricles- ventricular dystole TERM 27 arteries DEFINITION 27 conduct blood away from hearthave layers of smooth muscle and connective tissue around smooth endothelium TERM 28 arterioles DEFINITION 28 can dialate or constrict to control blood distribution to tissues TERM 29 what takes place at capillaries DEFINITION 29 nutrient waste exchange- single celled layer of endothelium on a basement membrane TERM 30 Kinds of capillaries DEFINITION 30 continuous- smooth wallsFenestrated- have openings or fenestrationsSinisoid- swiss chees huge holes TERM 31 veins conduct DEFINITION 31 blood back to heart- thinner and less muscular than arteries TERM 32 what help veins return blood to the heart DEFINITION 32 smooth muscle contractions help propel blood and valves inside vens squeezed by skeletal muscle TERM 33 blood pressure DEFINITION 33 force exeted by blood on the walls of blood vessels- higher in arteries than in veins TERM 34 resistance DEFINITION 34 tendency of blood vessels to slow down the flow of blood based on vessel radius length and blood viscosity TERM 35 what is the most important factor in arteolar resistance DEFINITION 35 the radius vasoconstriction and vasodialation-- controlled by localy produced substances hormones and nervous system input