Tcdha stuvia Study guides, Class notes & Summaries

TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA A/P Test 4 Questions and Answers (Graded A+) TCDHA...

TCDHA Radiography Theory Midterm Review Questions and Answers (Graded A)TCDHA Radiography Theory Midterm Review Questions and Answers (Graded A)TCDHA Radiography Theory Midterm Review Questions and Answers (Graded A) Scatter radiation - ANSWER-- form of secondary radiation - result of xray photon deflected in all directions travelling to all parts of client's body and to all areas of the op - detrimental to client and radiographer Compton scatter - ANSWER-- Evidence of ionization - xra p...

endocrine system - ANSWERworks with the nervous system to control and coordinate all other body systems consists of a groups of glands that produce hormones affects body systems by chemical stimuli hormones - ANSWERchemical messengers that have specific regulatory effects on target cells (tissue) within the organs produce a slower, longer-lasting effect than those provided by nerve impulses are related from endocrine glands into blood, not through ducts VERY IMPORTANT IN GROWTH...

radiolucent - ANSWER-appears black or dark on a radiograph insufficient density tissues are soft or thin ex. air spaces, soft tissue, dental pulp, PDL space radiopaque - ANSWER-appears white or light on a radiograph dense tissues are hard or thick ex. enamel, dentin, bone density - ANSWER-refers to the overall blackness or darkness on a dental radiograph what happens to a film if the density is too high - ANSWER-it will appear dark what will influence the density of...

Exocytosis - Answer release of substances out a cell by the fusion of a vesicle with the membrane. Endocytosis - Answer Uptake of materials into the cell Endocytosis: Pinocytosis - Answer "Cell drinking" Endocytosis: Phagocytosis - Answer "Cell eating" Cell Membrane "Plasma Membrane" - Answer Surrounds the cell Composed of phospholipid & protein Semi-permable - Answer provides a selective barrier that regulates transport of substances into and out of the cell. Cytoplasm ...

cell -ANSWER smallest unit of life function: carry out vital processes of absorption, assimilation, respiration, irritability, conductivity, growth, reproduction and excretion exo/endocytosis -ANSWER exocytosis: expulsion of materials out of cell EX= EXIT endocytosis: uptake of materials into cell EN=ENTER -pinocytosis: cell drinking (pino=wine=drinking) -phagocytosis: cell eating cell membrane -ANSWER plasma membrane surrounds celll composed of phospholipid bilayer and p...

Which duct does not branch? - Answer simple A process by which all cytoplasmic components of the cell are divided into 2 identical daughter cells - Answer cytokinesis Name the 2 types of nerves in the periodontal ligaments? - Answer myelinated afferent and autonomic Name the 3 groups of fibers in the PDL - Answer gingival fiber group, alveolodental ligament, transseptal ligament These are concentric series of bands represent incremental growth lines that extends from the DEJ - Answer...

immune system - ANSWER-complex body defines system- protects body against bacteria, viruses, toxins and parasites innate system - ANSWER--present at birth -not antigen specific -present at all times -does not improve with repeated exposure to infectious agent adaptive immune system - ANSWER--develops throughout life -antigen specific -lag time between infection and response -memory develops- provides lifelong immunity to reinfection immune response - ANSWER-defend the life of th...

What is enamel? -ANSWER Hardest calcified/mineralized tissue in the human body Covers Anatomical crown What is the blood supply of enamel? -ANSWER Avascular and non-vital (has no nerves) What is the material makeup of enamel? -ANSWER 96% inorganic (mineralized) material - mainly calcium hydroxyapatite 3% water 1% organic - enamelin (protein component) What color is enamel? -ANSWER It is grayish/bluish white but appears slightly yellow b/c its translucent and the underlying dentin is ...

TCDHA Dental Materials Test 3 Questions and Answers 100% Accurate TCDHA Dental Materials Test 3 Questions and Answers 100% Accurate TCDHA Dental Materials Test 3 Questions and Answers 100% Accurate TCDHA Dental Materials Test 3 Questions and Answers 100% Accurate Self-curing is a process whereby a chemical reaction occurs when 2 resins, a base with chemical activators and a catalyst, are mixed together? - ANSWER-True Moisture contamination contributes to ineffective bonding? - ANSWER-True ...