Ameloblast Study guides, Class notes & Summaries

The tissue(s) that have nerve innervation are: a. Dentin b. Pulp and dentin c. Pulp and periodontal ligament d. Cementum e. All of the above - C. The pulp and the periodontal ligament have nerve innervation. The free unmyelinated nerve endings of the pulp can sense: a. Hot b. Cold c. Pressure d. Pain e. All of the above - D. The free unmyelinated nerve endings of the pulp tissue can sense pain only. It cannot distinguish between hot or cold. It cannot distinguish the sensation...

1. For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine - ANSWER A. Avoid buccal pulp horn Explanation 1- avoid BUCCAL pulp horn 2- conserve ling. dentine So take A and B if available 2. For an amalgam restoration of a weakened cusp you should, A. reduce cusp by 2mm on a flat base for more resistance B. reduce cusp by 2mm following the outli...

HOSA Dental Terminology Verified Solutions 2023. Maximum Permissible Dose (MPD) - ANSWER highest rate of radiation exposure Roentgen (R) - ANSWER basic unit of exposure to radiation; C/kg Rad (radiation absorbed dose) - ANSWER unit of absorbed radiation; Gy Rem (roentgen equivalent measure) - ANSWER unit of radiation needed to produced same biological effect of one R; Sv Erythema Dose - ANSWER radiation overdose that produces redness of the skin Dosimeter - ANSWER device to measu...

HOSA Dental Terminology Final Exam 2023.Maximum Permissible Dose (MPD) - ANSWER highest rate of radiation exposure Roentgen (R) - ANSWER basic unit of exposure to radiation; C/kg Rad (radiation absorbed dose) - ANSWER unit of absorbed radiation; Gy Rem (roentgen equivalent measure) - ANSWER unit of radiation needed to produced same biological effect of one R; Sv Erythema Dose - ANSWER radiation overdose that produces redness of the skin Dosimeter - ANSWER device to measure the amo...

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...

Ameloblasts elongate and differentiate into polarized columnar cells, and they arise from where? CORRECT ANSWER Inner enamel epithelium Ameloblasts secrete what? CORRECT ANSWER Amelogenin, Ameloblastin, and enameling proteins What are the three stages of enamel formation? CORRECT ANSWER 1. Inductive 2. Secretory 3. Maturation What happens in the inductive stage? CORRECT ANSWER The polarization and maturation of ameloblasts, along with reciprocal induction What happens in the secre...

Maximum Permissible Dose (MPD) - highest rate of radiation exposure Roentgen (R) - basic unit of exposure to radiation; C/kg Rad (radiation absorbed dose) - unit of absorbed radiation; Gy Rem (roentgen equivalent measure) - unit of radiation needed to produced same biological effect of one R; Sv Erythema Dose - radiation overdose that produces redness of the skin Dosimeter - device to measure the amount of stray/secondary radiation Lead Barriers, Shields - ...

Microbiology,Oral Physiology,Oral Diagnosis, Pathophysiology,Phamacology, Class Anesthesiology & General Physiology Exam Questions & Answers 2023/2024 Update 1. Any deviation from health where tissues and organs are damaged and disrupted is termed as: A. Pathology B. Disease C. Infection D. Transient microbiota E. Commensalism 2. The human body provides a favorable habitat for microorganisms. Which of the following does not contribute to this favorable habitat? A. Stab...

Microbiology Exam 100 Questions & Answers 2023/2024 UpdateMicrobiology,Oral Physiology,Oral Diagnosis, Pathophysiology,Phamacology, Class Anesthesiology & General Physiology Exam Questions & Answers 2023/2024 Update 1. Any deviation from health where tissues and organs are damaged and disrupted is termed as: A. Pathology B. Disease C. Infection D. Transient microbiota E. Commensalism 2. The human body provides a favorable habitat for microorganisms. Which of the following ...

Microbiology,Oral Physiology,Oral Diagnosis, Pathophysiology,Phamacology, Class Anesthesiology & General Physiology Exam Questions & Answers 2023/2024 Update 1. Any deviation from health where tissues and organs are damaged and disrupted is termed as: A. Pathology B. Disease C. Infection D. Transient microbiota E. Commensalism 2. The human body provides a favorable habitat for microorganisms. Which of the following does not contribute to this favorable habitat? A. Stab...