Root tips Study guides, Class notes & Summaries

ARBORIST EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+ Meristems - -Sites of rapid cell division in the shoot tips and cambium Apical meristems - -Meristems located at the end of the shoots Apical dominance - -The tendency for terminal buds to inhibit the growth of lateral buds Leaves - -food factories Photosynthesis - -Combines carbon dioxide and water in a reaction driven by light to produce sugars. Oxygen is also a byproduct Chlorophyll - -The green pigment Transpiration - -the loss ...

WSU Biology 106 Exam 1 Most species extinction can be traced to what four major threats? - Climate change, habitat destruction, over harvesting, and the introduction of species. Name three functions of the root? - Anchors the plant, absorbs minerals and water, and stores organic nutrients. What part of the root system is responsible for absorbing the majority of minerals and water? - The root hair. What two components create the stem? - Internodes and nodes. What are nodes? - T...

Advantages of ultrasonic instruments - ANSWER-Increased efficiency of large calculus removal -Less time -Multiple surfaces of working end -Never need sharpening -Tips are replaced less often -Does not need lateral pressure -Reduced risk of repetitive strain injuries -Water lavage and irrigation may enhance healing and client comfort -Acoustic mainstreaming removes bacteria Disadvantages of ultrasonic instruments - ANSWER-Higher risk of burnished calculus if used alone -Unavoid...

Where and why are lumbar punctures performed? - Answer- Spinal Block -> Anesthetic (into epidural space) Spinal Tap -> CSF extraction (into subarachnoid space)W B/W L3/L4 or L4/L5 NB: Posterior to this is *cauda equina* Where does a *herniated intervertebral* disk occur? What causes it? - Answer- Occurs b/w L4/L5 or *L5/S1* and C5/C6 or C6/C7 NB: affects lower spinal nerve # Degeneration of annulus fibrosis followed by *sudden compression* of nucleus pulposus What is the dif...

Monocot root system - Answer-Fibrous Eudicot root system - Answer-Taproot Mycorrhizae - Answer-Symbiotic relationship between plants and fungi (hyphae) - increase in surface area Nodes - Answer-Portion(s) of the stem where leaves attach Internodes - Answer-Segments of the stem where no leaves attach Terminal buds - Answer-Composed of developing leaves and are partly responsible for inhibiting the growth of axillary buds by apical dominance. Apical dominance - Answer-Plants grow verticall...

What is the slight thickening at the tips of the aortic valve leaflets? - node of Arantius What is the purpose of the sinuses of Valsalva? - The sinuses sit behind each valve cusp and function as support for the valves in systole and a reservoir of blood for coronary artery flow in diastole Where is the sinotubular junction? - just superior to the sinuses of Valsalva, as the aortic root narrows What will a bicuspid AO valve look like in PLAX and PSAX? - in PLAX: doming of the leaflets in sy...

gonads (testes/ovaries) - produce gametes + hormones ducts - transport & store gametes accessory glands - produce secretions that support gametes major structure found in both female and male? - gonads male reproductive system structure - gonads, ducts, penis, assessory glands Gonads are the - testes where is the gonads located? - within the scrotum (skin + CT) what is gonads surrounded by? - 2 tunics 2 tunics of testes - tunica vaginalis and tunica albuginea tunica vaginalis - outer la...

NDAEB Exam PrepCellular - correct answer Used as a temporary wall during a composite restoration Pulpotomy - correct answer Removal of coronal portion of exposed vital pulp Pulpectomy - correct answer Complete Removal of coronal pulp Hemisection - correct answer Procedure in which the root and crown are cut lengthwise and removed Gingivectomy - correct answer Surgical removal of diseased gingival tissues Gingivoplasty - correct answer Procedure in which reshaping/contouring ...

NDAEB Exam Prep 2024 with Complete Solutions 100% Verified Cellular - Correct Answer Used as a temporary wall during a composite restoration Pulpotomy - Correct Answer Removal of coronal portion of exposed vital pulp Pulpectomy - Correct Answer Complete Removal of coronal pulp Hemisection - Correct Answer Procedure in which the root and crown are cut lengthwise and removed Gingivectomy - Correct Answer Surgical removal of diseased gingival tissues Gingivoplasty - Correct Answer P...

DANB General Chairside Exam |244 questions with 100% correct answers Which nerve is the primary nerve for the mouth? Trigeminal The pituitary gland is part of what body system? Endocrine What position places the chair back until the patient is almost lying down? Supine What is the best method of identifying working positions by a dental auxiliary? Clock Concept When transferring an instrument to the dentist, the dental assistant should: Transfer the instrument with the working end in t...