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Excretory System Period 7 - Mercer Island School District
Excretory System Period 7 - Mercer Island School District

... hilus, where the renal artery, vein, and ureter can be located, there is also a thin connective tissue called the renal capsule surrounds each kidney. ...
Blood Vessels - Teacher Pages
Blood Vessels - Teacher Pages

... • Found between arteries and veins. • Delivers oxygen to all body cells and removes carbon dioxide (waste) from all body cells. The process that produces carbon dioxide is called cell respiration. • Red blood cells contain a protein called hemoglobin, which contains iron. Oxygen has an affinity to i ...
Digestive System Digestion: Functions of Digestive Organs: 1. Mouth
Digestive System Digestion: Functions of Digestive Organs: 1. Mouth

... Fill in the following to trace the path of sperm through the body: Sperm are produced in the _______________ and mature in the ______________________. From there, they travel in a long tube called the _________ _______________ to the __________________. When they reach the urethra, they mix with ___ ...
Print › Human Body Systems | Quizlet
Print › Human Body Systems | Quizlet

... something that causes an action (examplestimulus: hot stove, response: moving hand away from hot stove) ...
Body systems Review sheet on Integumentary, Excretory
Body systems Review sheet on Integumentary, Excretory

... 18. List the main organs in the excretory system and explain what they do. SKIN- RELEASES HEAT BY PERSPIRATION LUNGS- RELEASES CARBON DIOXIDE LIVER- BREAKS DOWN SOME WASTES LIKE FATS SO THEY CAN BE EXCRETED KIDNEYS-FILTERS THE BLOOD AND REMOVES UREA, EXCESS WATER, AND SOME OTHER WASTE MATERIALS IN ...
Definitions handout
Definitions handout

... Something that selects or allows some things to pass through it and not others. Where two areas have different concentrations of the same thing. Produces copies of cells. Important in growth and repair. Exact copying of DNA. Cell division, which reduces (halves) the number of chromosomes. Meiosis se ...
Brainstem Alcohol poisoning Respiratory system Medulla
Brainstem Alcohol poisoning Respiratory system Medulla

... heart functioning. The medulla is part of the brainstem. ...
B5: The Living Body - need help with revision notes?
B5: The Living Body - need help with revision notes?

... •The stimulus of this heart beat increase is CO2. This is produced as muscles work, and the heart beats faster to get the CO2 out of the body. •The hormone ADRENALINE can also increase the heart rate. It is released into the bloodstream at certain times, when we are stressed or excited for example. ...
Liver
Liver

... Which structure produces urine? ...
Q: What is the function of the skeleton A: the internal skeleton of
Q: What is the function of the skeleton A: the internal skeleton of

... can harm the body A: exercise produces increased sweating, and can produce dehydration, which may lead to reduced sweating and further increase of core body temperature ...
Question: How are particles of foreign matter expelled from the
Question: How are particles of foreign matter expelled from the

... White blood cells – fight bacteria and viruses by entering infected tissue, destroying bacteria/virus and absorb dead cells Platelets – irregularly shaped cell fragments that help clot blood Blood types – chemical identification tags in the blood 4 blood types: A, B, AB and O – determined by protein ...
The Kidney - csfcA2Biology
The Kidney - csfcA2Biology

... Homeostasis ...
5 Exchanging gases_modDLU - VCE
5 Exchanging gases_modDLU - VCE

... • Water flows in one direction: through the mouth and pharynx, past the gills and out under the operculum • Countercurrent flow: blood flows in opposite direction to the water so blood can extract up to 90% of the oxygen in the water (mammals can only extract 25%!) ...
Anatomy – structure
Anatomy – structure

... 4. iliac - right and left 5. lumbar - right and left 6.hypochondrial - right and left ...
Blood Vessels and Blood
Blood Vessels and Blood

... cardiovascular system to deliver and remove nutrients and waste products. Blood in the arteries is bright red, as it is carrying oxygen. It drops off the oxygen and picks up carbon dioxide as it moves through the capillaries. By the time it reaches the veins and venules it is a much darker blue/red ...
Types of Receptors
Types of Receptors

... • Destruction of old blood cells • Stores RBC • Manufactures WBC Thymus • Produces hormones involved in the processing and maturation of special lymphocytes called Tcells • Replaced by connective tissue and fat during puberty ...
Animal Structure and Function
Animal Structure and Function

... Neurons (interneurons neurons) ...
Human Body system science notes
Human Body system science notes

... Excretory System: removes waste and provides body with homeostasis (sweat and release of salt) Reproductive System: to produce offspring Endocrine System: glands, hormones (EX: thyroid gland, pituitary gland) Integumentary System: skin, protects body from damage ...
human_body_systems_thyne
human_body_systems_thyne

... lungs or to the rest of the body • The right side pumps blood to the lungs to get oxygen and remove carbon dioxide • The blood then returns to the heart where the left side pumps it to the rest of the body ...
The Kidney
The Kidney

... There are three layers which the blood fluid must pass through to enter the nephron: 1. Inner wall of the glomerulus – which contains small pores that allows plasma to mover through. It is said to be fenestrated. There are small slits along with the pores to filter the fluid. 2. Basement membrane of ...
Circulatory and Respiratory Systems
Circulatory and Respiratory Systems

... Continued…Structure differences ...
click here for printable human body systems vocab.
click here for printable human body systems vocab.

... weight (walking, running, pushups) found in the walls of internal organs, blood vessels, hair follicles connects muscle to bone muscle located at the back of the upper arm muscle whose action is controlled by the person (example: lifting an arm) to waste away or decrease in size ...
The snail - IES Valle del Cidacos
The snail - IES Valle del Cidacos

... First, the heart pumps the blood rich in O2 that comes from the lung. It goes through blood vessels but, it’s different from the closed circulatory system because the blood can leave it. The blood vessels carry the blood to all the organs and tissues. Then in the cells, there is a gas exchange (cell ...
Body Systems
Body Systems

... The blood contains nutrients from digestive system and the red blood cells carry the oxygen. Arteries move blood away from the heart. Blood pressure is highest in the veins which are small and lowest in the arteries which are larger. ...
Renal Physiology 3
Renal Physiology 3

... Body water homeostasis refers to the overall balance of fluid intake and output. This includes all body water in both the extra and intracellular compartments (44L in 70 kg man). The system for maintaining this homeostasis may be considered a simple control system with sensors, a central controller ...
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Homeostasis



Homeostasis or homoeostasis (homeo- + -stasis) is the property of a system in which variables are regulated so that internal conditions remain stable and relatively constant. Examples of homeostasis include the regulation of temperature and the balance between acidity and alkalinity (pH). It is a process that maintains the stability of the human body's internal environment in response to changes in external conditions.The concept was described by French physiologist Claude Bernard in 1865 and the word was coined by Walter Bradford Cannon in 1926. Although the term was originally used to refer to processes within living organisms, it is frequently applied to automatic control systems such as thermostats. Homeostasis requires a sensor to detect changes in the condition to be regulated, an effector mechanism that can vary that condition, and a negative feedback connection between the two.
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