Chemoreceptor - Study guides, Revision notes & Summaries

Describe the phylogeny of GRs? - ️️Bees. Only about 350 to 400 ORs. Ants have the record for ORs. Unlike honey bees, actually expansion in GRs (also true of Nasonia). Bees lost this shit, down to like 12. Basic pathway of RNAi - ️️1. double stranded RNA is recognized by an enzyme, dicer and cleaved into short piece abotu 21 bp long 2. These 21 bp long sections are recognized by a complex of proteins called RISC (RNA induced silencing complex) which uses them to recognize perfectly m...

HSC Biology|Complete Questions with A+ Graded Answers The process by which an organism maintains a constantly stable internal environment. Two stages: Detecting for changes to the stable state and correcting for these changes. Homeostasis All chemical processes occurring within an organism in order to sustain life. Metabolism An enzyme is a large protein molecule that acts as a biological catalyst for one specific molecule. What is an enzyme? Enzymes have an active site ...

CMN 568 - Unit 4 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS Acute onset of severe pain and vomiting suggests what? - ANSWER + Peritoneal irritation + Acute gastric or intestinal obstruction + Pancreaticobiliary disease (McPhee p 588) Persistent vomiting suggests what? - ANSWER + Pregnancy + Gastric outlet obstruction + Gastroparesis + Intestinal dysmotility + Psychogenic disorders + CNS or systemic disorders (McPhee p 589) Vomiting in the morning suggests what? - ANSWER...

What is the ctz? the chemoreceptor trigger zone (ctz) is an area in the medulla oblongata that communicates w/ other structures in the vomiting center to initiate vomiting Diphenhydramine (benadryl) 1st generation antihistamine Diphenhydramine (benadryl) uses treat allergic rhinitis, common cold, cough, sneezing, pruitus, urticaria, prevent motion sickness, can even help with sleep. Diphenhydramine (benadryl) mode of action antagonizes histamine effects (benadryl is a very high protein bindin...

Paramedic Rideouts/A-EMCA Test || With 100% Correct Solutions Paramedic Rideouts/A-EMCA Test || With 100% Correct Solutions What does Dyspnea mean? - ANSWER - Subjective sensation of difficulty or uncomfortable breathing What does Orthopnoea mean? - ANSWER - Difficulty breathing lying down What does Paroxysmal Nocturnal Dyspnea mean? - ANSWER - Paroxysms of difficulty to breath at night, during sleep What does Cheyne-Stokes Respirations mean? - ANSWER - Irregular (alternating shallo...

NCC Electronic Fetal Monitoring Certification Exam| ACTUAL EXAM QUESTIONS AND ANSWERS 2023 (100% Pass) GUARANTEE!! Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes How does the fetus compensate for decreased maternal circulating volume? a. Increases cardiac output by increasing stroke volume. b. Increases cardiac output by increasing it's heart rate. c. Increases cardiac output by increasing fet...

AP Biology Multiple Choice Exam Questions and Answers A dog is following the scent of a jackrabbit. Which of the following accurately describes how the dog's brain integrates information for smell? A) Chemoreceptors in the brain send impulses for smell in the nasal cavity. B) Chemoreceptor cells in the nasal cavity sends impulses to the appropriate area of the brain. C) Chemoreceptors on epithelial cells of the tongue send hormones to the appropriate area of the brain. D) Receptors origina...

Content on exam - Answer--Pattern recognition & intervention: 70% -Physiology: 11% -Fetal assessment methods: 9% -EFM equipment: 5% -Professional issues: 5% Pattern recognition & intervention - Answer--FHR baseline -FHR variability -FHR accelerations -FHR decelerations -Normal uterine activity -Abnormal uterine activity -Fetal dysrhythmias -Maternal complications -Uteroplacental complications -Fetal complications FHR Descriptors - Answer-1) Baseline 2) Variability 3) P...

NR 511 Final Exam Chamberlain College of Nursing Questions and Answers Graded A+;2024 Edition All of the following medications are used for the control of nausea and vomiting. Which medication works by affecting the chemoreceptor trigger zone, thereby stimulating upper gastrointestinal motility and increasing lower esophageal sphincter pressure? 1.Anticholinergics, such as scopolamine (Donnatal). 2.Antidopaminergic agents, such as prochlorperazine (Compazine). 3.Antidopaminergic and ch...

CMN 568 - Unit 4 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS Acute onset of severe pain and vomiting suggests what? - ANSWER + Peritoneal irritation + Acute gastric or intestinal obstruction + Pancreaticobiliary disease (McPhee p 588) Persistent vomiting suggests what? - ANSWER + Pregnancy + Gastric outlet obstruction + Gastroparesis + Intestinal dysmotility + Psychogenic disorders + CNS or systemic disorders (McPhee p 589) Vomiting in the morning suggests what? - ANSWER...