Excretion notes

Osmoregulation is achieved by the contractile vacuole. Regulate blood levels of ions Regulate H2O content of blood Maintain proper pH of blood Retain glucose and amino acids in blood nutrients Secrete hormones like erythropoietin Eliminate cellular wastes like urea Urine is a product of urea which results from amino acid metabolism.

Medical Alternative Press; Sometimes people call expectorants mucolytics and vice versa. Question 1 Define the term excretion. Rise in temperature induces stomatal opening while fall in temperature causes closure.

Excretion in amoeba The amoeba lives in fresh water bodies like lakes, slow moving streams and ponds. They release the waste products through the opening s found on the body surface Excretion in birds Birds excrete carbon dioxide and uric acid.

Light intensity required to open the stomata is very low, as compared to the intensity required for photosynthesis. In comparison, de Benoist et al.

Human Excretory System

This is known as immune rejection. Amoeba excretes excess carbon dioxide, water and ammonia. Kidney Transplants Most people under treatment using a dialysis machine would rather prefer treatment using kidney transplants as, the patient would suffer much less pain and it would enhance their quality of life.

Skin as an Organ

Sometimes people will donate a kidney to a close relative. Urea is lower in the renal vein because it is excreted in the filtrate. Factors affecting stomatal movement 1. Therefore, the PaCO2 is regulated primarily by neural respiratory factors and is not subject to regulation by the rate of CO2 production.

Other plant wastes include; tannins, alkaloids, anthocyanins which are converted into insoluble compounds like granules and oil droplets which remain in the cells and are got rid of when certain parts of the plants e.

Simplified procedure for the measurement of urine iodide levels by the ion-selective eleectrode assay in a clinical setting. Iodine is a trace element, which means that it is only needed by the body in very small amounts, and all trace elements are toxic if consumed at too high a dose for too long a period.

This page contains the notes for our book Perfect Health Diet: Regain Health and Lose Weight by Eating the Way You Were Meant to Eat (US edition, Scribner, ), plus gabrielgoulddesign.com the following titles to reach the notes for each chapter: Preface; Part I: An Evolutionary Guide to Healthful Eating.

Excretion Notes (a) Define the term excretion (b) Explain the importance of removing metabolic wastes, including carbon dioxide and nitrogenous waste, from the body.

Urinary System

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IGCSE Biology Revision Notes (0610)

Cefradine has similar spectrum of activity to gabrielgoulddesign.com is used in the following instances: Respiratory tract infections (such as tonsillitis, pharyngitis, and lobar pneumonia) caused by group A beta-hemolytic streptococci and S.

pneumoniae (formerly D. pneumonia).; Otitis media caused by group A beta-hemolytic streptococci, S. pneumoniae (formerly D.

Excretion- expelling out waste products of metabolism

pneumoniae), H. influenzae. Raycroft Notes - Excretion - gabrielgoulddesign.com — Page 2 • BLADDER: holds up to ml to ml urine, can expand/gabrielgoulddesign.com stretch receptors that indicate when it is full, notifies the brain. • URETHRA: tube connecting bladder to outside. • the urethra of a man is about 6 inches long (extends through penis).

A year-old, alcoholic male presents with a swollen face, distended abdomen, and an enlarged fatty liver.


Fatty acids react with glycerolP to form triglycerides, which accumulate to cause fatty liver.

Excretion notes
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List of Expectorants + Uses, Types & Side Effects - gabrielgoulddesign.com