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Cardio respiratory System
Cardio respiratory System

...  Poorly oxygenated blood collects in the ______________________and the ________________________  The superior and inferior vena cava empty into the ______________  The ______________________(which brings blood back from the heart itself) also empties into the right atrium.  The right atrium is t ...
Human System Powertool with pictures
Human System Powertool with pictures

... Brain, spinal cord, and peripheral nerves ...
Urinary System: Physiology Blood Supply (revisited) Each nephron
Urinary System: Physiology Blood Supply (revisited) Each nephron

... fluctuations in systemic blood pressure. This is done by regulating the diameter of the afferent and efferent arterioles. This is done in one of two ways: 1. myogenic mechanisms - responds to changes in the pressure in the renal vessels. 2. tubuloglomerular feedback mechanism - senses changes in the ...
Name - Valhalla High School
Name - Valhalla High School

... Which structure in a cell corresponds with the function of the human lungs? a. nucleus b. vacuole c. cell membrane d. mitochondria 3. _______ What systems help to coordinate all activities of the body? a. skeletal & muscular c. nervous & endocrine b. respiratory & circulatory d. integumentary & repr ...
Circulatory
Circulatory

...  White blood cells destroy bacteria and help repair tissue.  Humans have about one white blood cell for every 600 red blood cells. ...
16 - Nutrition
16 - Nutrition

... broken down by: ...
Lecture Notes Circulation and Gas Exchange
Lecture Notes Circulation and Gas Exchange

... which open to the outside by spiracles. Since each cell must have gas exchange, the tracheae branch into smaller and smaller elements until they end in tiny tracheoles, which lie near all the cells of the body. How is this similar to the vertebrate criculatory system and how is it different? 28) Lun ...
Digital Frog 2 workbook sample
Digital Frog 2 workbook sample

... To increase surface area and allow diffusion in and out. b. Why are arteries muscular? ...
Standard 4: ANATOMY AND PHYSIOLOGY – REVIEW OF BASICS
Standard 4: ANATOMY AND PHYSIOLOGY – REVIEW OF BASICS

... • Communication between cells in needed to coordinate body functions • Nerve cells communicate by electrochemical signals (combination of electrical and chemical signals) • Glands produce hormones that circulate through the blood to target other cells Pituitary gland produces a substance that target ...
7C Muscles and Bones
7C Muscles and Bones

... the lungs, so that oxygen can get into the blood and carbon dioxide can leave the blood. Oxygen for respiration leaves the lungs and enters the blood. Carbon dioxide (a waste product from respiration) leaves the blood and enters the air in the lungs. Carbon dioxide is excreted when you exhale. Breat ...
KS3 Science
KS3 Science

... the lungs, so that oxygen can get into the blood and carbon dioxide can leave the blood. Oxygen for respiration leaves the lungs and enters the blood. Carbon dioxide (a waste product from respiration) leaves the blood and enters the air in the lungs. Carbon dioxide is excreted when you exhale. Breat ...
Animal Organ Systems
Animal Organ Systems

... look at the outside of them – the outer physical structures.  We look inside of dead animals – the internal physical structures.  We look at the tissues under a microscope – microscopic structures.  We study the chemical reactions between cells, tissues, and organs.  We ...
1 - West Ada
1 - West Ada

... attached to bones muscle 32. How do pull only (contract) so they must work in pairs muscles work to move the body? 33. Voluntary control by thinking about it muscle 34. Involuntary work without thinking about it muscle 36. Study the names of the muscles on the muscle man coloring page. Bicep, tricep ...
Cardiac Conduction System
Cardiac Conduction System

... • Decreased heart rate – Parasympathetic nervous system – High blood pressure or blood volume – Dereased venous return ...
Circulation - Model High School
Circulation - Model High School

... Blood Vessels resemble very long and skinny tunnels that are all through your body ...
Document
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learning objectives

... constantly within narrow limits. B. Negative Feedback Loops 1. A feedback loop has sensors, and integrating center, and effectors. 2. In negative feedback loops correct deviations in from a set point and promote stability. C. Regulating Body Temperature 1. The hypothalamus coordinates temperature an ...
Ch 46 Pract Test Circulatory System
Ch 46 Pract Test Circulatory System

... arteries and veins : lymphatic vessels d. platelets and megakaryocytes : leukocytes ...
Circulatory notes from Bio 11 Text rough... 1468KB Mar 17 2014 02
Circulatory notes from Bio 11 Text rough... 1468KB Mar 17 2014 02

... capillaries, the walls of venules contain smooth muscle.Venules merge into veins, which have greater diameter. However, the process of returning the blood to the heart is difficult. As blood flows from arteries to arterioles to capillaries, blood flow is greatly reduced. As blood passes through a gr ...
Blood Circulation
Blood Circulation

... improved blood circulation, it is first necessary various physiological systems. to have an idea of what happens in a healthy Because of the close interrelationship between individual when the functions are well balanced. eve ry part of the human body, the results of In t he ve r y smal lest blood v ...
PowerPoint Presentation - Structure and Function in Living Systems
PowerPoint Presentation - Structure and Function in Living Systems

...  take in food, to digest it, and to eliminate waste materials  organ systems remain active during sleep ...
Slide 1
Slide 1

... Filters nitrogenous waste from blood Stores liquid waste Nourishes & removes wastes from embryo Produce sperm & testosterone (male hormone) Tube that carries urine out of the body Y-shaped lies along dorsal body wall Connects the kidneys to the bladder At the end of the uterine horn Connects uterus ...
File - Etna FFA Agriculture
File - Etna FFA Agriculture

... Made in red marrow of bones Contains a protein called hemoglobin which carries oxygen in the blood. Numerous red blood cells contained in the body, these cells cannot repair themselves and die after a period of ...
Fall Semester Review Answers Powerpoint
Fall Semester Review Answers Powerpoint

... 28. Models are used to show a relationship of things that are impossible to see naturally. Using the following science terms, match them to the writing terms: ...
Oxygen Pathway
Oxygen Pathway

... What is the function of the circulatory system? What does it transport? ...
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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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