Physiology of blood vessels. Systemic circulation
... pulse. Deflate Deflateatat22to to 33mm/s. Me asu re mm/s. Me asu re systolic systolic(first (firstsound) sound) and dia stolic and dia stolic (disapp (disappearance) earance)toto nea nearest rest 22mm mmHg. Hg. ...
... pulse. Deflate Deflateatat22to to 33mm/s. Me asu re mm/s. Me asu re systolic systolic(first (firstsound) sound) and dia stolic and dia stolic (disapp (disappearance) earance)toto nea nearest rest 22mm mmHg. Hg. ...
Flight Physiology
... Hemoglobin, which function as specialized oxygen transport system that allows far more oxygen to be carried by blood • At high altitude, we need to increase rate and depth of breathing in order to get enough oxygen into our lung. ...
... Hemoglobin, which function as specialized oxygen transport system that allows far more oxygen to be carried by blood • At high altitude, we need to increase rate and depth of breathing in order to get enough oxygen into our lung. ...
Respiratory System (Power Point Document)
... CONTENTS:Introduction,general organisation Structures of respiratory system Mechanics of respiration, compliance Lung volumes and capacities Pulmonary and alveolar ventilation Physical principles of gaseous exchange Transport of respiratory gases Control of respiration Pulmonary function ...
... CONTENTS:Introduction,general organisation Structures of respiratory system Mechanics of respiration, compliance Lung volumes and capacities Pulmonary and alveolar ventilation Physical principles of gaseous exchange Transport of respiratory gases Control of respiration Pulmonary function ...
Chemistry 20 – Unit 2 – Gases – FITB Notes Topic A
... ____ temperatures (fast moving) ____ pressures (very far apart) Real gases deviate from ideal gas behaviour at: __________ temperatures (moving very slowly) __________ pressures (molecules close together) Real gases also deviate from ideal gas behaviour if molecules have: _______ size ...
... ____ temperatures (fast moving) ____ pressures (very far apart) Real gases deviate from ideal gas behaviour at: __________ temperatures (moving very slowly) __________ pressures (molecules close together) Real gases also deviate from ideal gas behaviour if molecules have: _______ size ...
Respiratory - GEOCITIES.ws
... Tissues need ~5ml O2/100ml blood; the Partial pressures need to be low to drive the unloading of O2 into them; the Interstitial fluids is at an intermediate level of pressure of O2 causing the partial pressure differences that drive unloading ...
... Tissues need ~5ml O2/100ml blood; the Partial pressures need to be low to drive the unloading of O2 into them; the Interstitial fluids is at an intermediate level of pressure of O2 causing the partial pressure differences that drive unloading ...
Models of Cheyne-Stokes Respiration with Cardiovascular
... FEEDBACK CONTROL SYSTEM The model assumes that the peripheral chemoreceptors (at the carotid bodies) monitor concentration in arterial blood (indirectly through pH of carbonic acid). [Ref. Lorenzi-Filho et al. (1999)] If the level increases, the brain stimulates an increase in the ventilation rate ...
... FEEDBACK CONTROL SYSTEM The model assumes that the peripheral chemoreceptors (at the carotid bodies) monitor concentration in arterial blood (indirectly through pH of carbonic acid). [Ref. Lorenzi-Filho et al. (1999)] If the level increases, the brain stimulates an increase in the ventilation rate ...
Exemplar exam questions – Chapter 1
... You are not allowed to use a calculator for multiple choice questions. Therefore, it is usually easier to try to do these with the minimum amount of calculation. Question 1 It is important here to read the question carefully. The question requires you to give the mass of one molecule, which is very ...
... You are not allowed to use a calculator for multiple choice questions. Therefore, it is usually easier to try to do these with the minimum amount of calculation. Question 1 It is important here to read the question carefully. The question requires you to give the mass of one molecule, which is very ...
Chapter 16 - Dr. Dorena Rode
... ___ 39. Which factor does not contribute to the rapid exchange of gases that takes place between the alveoli and the blood capillaries? a. a very large surface area present in the alveoli b. a very steep temperature gradient between the outside atmosphere and the alveoli c. a very short distance re ...
... ___ 39. Which factor does not contribute to the rapid exchange of gases that takes place between the alveoli and the blood capillaries? a. a very large surface area present in the alveoli b. a very steep temperature gradient between the outside atmosphere and the alveoli c. a very short distance re ...
2002 - reptile respiration and controlled ventilation during anesthesia
... The proper use of controlled ventilation with a mechanical ventilator can result in these variations being reduced, and can improve the stability, control, and safety of anesthesia. In our clinical practice, the Small Animal Ventilator (Vetronics, Bioanalytical Systems, West Lafayette, IN, USA) has ...
... The proper use of controlled ventilation with a mechanical ventilator can result in these variations being reduced, and can improve the stability, control, and safety of anesthesia. In our clinical practice, the Small Animal Ventilator (Vetronics, Bioanalytical Systems, West Lafayette, IN, USA) has ...
Pulmonary Ventilation: Inspiration and Expiration
... the tube like trachea. The volume of this box is changeable and can be increased by enlarging all of its dimensions, thereby decreasing the gas pressure inside it. This drop in pressure causes air to rush into the box from the atmosphere, because gases always flow down their pressure gradients. The ...
... the tube like trachea. The volume of this box is changeable and can be increased by enlarging all of its dimensions, thereby decreasing the gas pressure inside it. This drop in pressure causes air to rush into the box from the atmosphere, because gases always flow down their pressure gradients. The ...
Nasal Chemesthesis: The Effect on Respiration of n
... ml/min), which was allowed to drip from the rat’s nose. Concentrations are reported for the injected solutions. Rats were restrained in a head holder and a thermistor wire connected to an amplifier was placed into the breathing cannula. Using the Acqknowledge® software, the respiration rates were re ...
... ml/min), which was allowed to drip from the rat’s nose. Concentrations are reported for the injected solutions. Rats were restrained in a head holder and a thermistor wire connected to an amplifier was placed into the breathing cannula. Using the Acqknowledge® software, the respiration rates were re ...
In chemistry the ideal gas law combines Boyle`s Law, which relates
... introduce two quantities: the mass of the parcel (m) and the effective molecular weight of the mixture of gases in the parcel (M), which is a weighted sum of the molecular weights of the individual gases in the mixture (weighted by their respective masses). (Dry air—that is, air without water vapor ...
... introduce two quantities: the mass of the parcel (m) and the effective molecular weight of the mixture of gases in the parcel (M), which is a weighted sum of the molecular weights of the individual gases in the mixture (weighted by their respective masses). (Dry air—that is, air without water vapor ...
Relation of the Lungs to the Thoracic (Chest) Wall
... Relation of the Lungs to the Thoracic (Chest) Wall The lungs are situated in the thorax, which is a closed compartment and completely separated from the abdomen by the diaphragm a large, domeshaped sheet of skeletal muscle. The wall of the thorax is formed by the spinal column, the ribs, the breastb ...
... Relation of the Lungs to the Thoracic (Chest) Wall The lungs are situated in the thorax, which is a closed compartment and completely separated from the abdomen by the diaphragm a large, domeshaped sheet of skeletal muscle. The wall of the thorax is formed by the spinal column, the ribs, the breastb ...
PPT - gserianne.com
... its own (partial) pressure, according to its concentration in the mixture (Dalton’s Law) – Example: Atmosphere is 21% O2, so O2 exerts a partial pressure of 760 mm Hg. x .21 = 160 mm Hg. – Partial pressure of O2 is designated as PO2 ...
... its own (partial) pressure, according to its concentration in the mixture (Dalton’s Law) – Example: Atmosphere is 21% O2, so O2 exerts a partial pressure of 760 mm Hg. x .21 = 160 mm Hg. – Partial pressure of O2 is designated as PO2 ...
1 Second Year Chemistry
... Revision of gases Energy, heat and expansion work 1st Law of thermodynamics Thermochemistry and phase diagrams ...
... Revision of gases Energy, heat and expansion work 1st Law of thermodynamics Thermochemistry and phase diagrams ...
Respiratory System of Birds: Anatomy and Function
... When comparing birds and mammals of similar weight, birds have a slower respiratory rate. Respiration in birds requires two respiratory cycles (inspiration, expiration, inspiration, expiration) to move the air through the entire respiratory system. In mammals, only one respiratory cycle is necessary ...
... When comparing birds and mammals of similar weight, birds have a slower respiratory rate. Respiration in birds requires two respiratory cycles (inspiration, expiration, inspiration, expiration) to move the air through the entire respiratory system. In mammals, only one respiratory cycle is necessary ...
Cumulative Formula Sheet
... -renal clearance of a substance if the volume of plasma that is completely cleared of the substance per unit time ...
... -renal clearance of a substance if the volume of plasma that is completely cleared of the substance per unit time ...
Respiratory Physiology - e-safe
... (and hence the FRC value) is determined by a balance between the inward elastic forces of the lung and the outward forces of the respiratory cage (mostly due to muscle tone). FRC falls with lying supine, obesity, pregnancy and anaesthesia, though not with age. The FRC is of particularly importance t ...
... (and hence the FRC value) is determined by a balance between the inward elastic forces of the lung and the outward forces of the respiratory cage (mostly due to muscle tone). FRC falls with lying supine, obesity, pregnancy and anaesthesia, though not with age. The FRC is of particularly importance t ...
Circulation Angina Hypertension Arrhythmias
... the blo od to move it aro und an d is primarily determined by how much blood is pumped each time out of the heart into the main artery, the aorta. Blo od p resses against the walls of the blood vessels, which stretch and contract to help push the blood around. If there is an increase in blood volume ...
... the blo od to move it aro und an d is primarily determined by how much blood is pumped each time out of the heart into the main artery, the aorta. Blo od p resses against the walls of the blood vessels, which stretch and contract to help push the blood around. If there is an increase in blood volume ...
CO 2
... Cyanosis is caused by a lack of oxygen in the blood. Cyanosis is associated with cold temperatures, heart failure, lung diseases, and smothering. It is seen in infants at birth as a result of heart defects, respiratory distress syndrome, or lung and breathing problems. ...
... Cyanosis is caused by a lack of oxygen in the blood. Cyanosis is associated with cold temperatures, heart failure, lung diseases, and smothering. It is seen in infants at birth as a result of heart defects, respiratory distress syndrome, or lung and breathing problems. ...
Neural and Voluntary Control of Breathing
... – neurons in medulla oblongata and pons control unconscious breathing – inspiratory neurons (DRG) /// fire during inspiration (2 sec) – expiratory neurons (DRG) /// fire to inhibit inspriatory neurons during eupnea (3 sec) – Respiratory cycle = 12 breaths per minute – voluntary control provided by m ...
... – neurons in medulla oblongata and pons control unconscious breathing – inspiratory neurons (DRG) /// fire during inspiration (2 sec) – expiratory neurons (DRG) /// fire to inhibit inspriatory neurons during eupnea (3 sec) – Respiratory cycle = 12 breaths per minute – voluntary control provided by m ...
Respiratory System of Birds: Anatomy and Physiology
... diaphragm; instead, air is moved in and out of the respiratory system through pressure changes in the air sacs. Muscles in the chest cause the sternum to be pushed outward. This creates a negative pressure in the air sacs, causing air to enter the respiratory system. Expiration is not passive, but r ...
... diaphragm; instead, air is moved in and out of the respiratory system through pressure changes in the air sacs. Muscles in the chest cause the sternum to be pushed outward. This creates a negative pressure in the air sacs, causing air to enter the respiratory system. Expiration is not passive, but r ...
Lecture-4b
... Activated during inspiration, afferent discharge inhibits inspiration - Hering-Breuer reflex Do they switch off inspiration during normal respiratory cycle? Unlikely - only activated at large >>1litre tidal volumes Maybe important in new born babies May prevent over-inflation lungs during hard exerc ...
... Activated during inspiration, afferent discharge inhibits inspiration - Hering-Breuer reflex Do they switch off inspiration during normal respiratory cycle? Unlikely - only activated at large >>1litre tidal volumes Maybe important in new born babies May prevent over-inflation lungs during hard exerc ...
11 Respiratory physiology
... Control of Gas at Cellular Level • The flow of blood through capillaries is controlled by sphincters on the arterioles and capillary beds to adjust the amount of blood flowing to particular tissues. • Cells and tissues that are undergoing increased aerobic activity have less oxygen and more CO2, lo ...
... Control of Gas at Cellular Level • The flow of blood through capillaries is controlled by sphincters on the arterioles and capillary beds to adjust the amount of blood flowing to particular tissues. • Cells and tissues that are undergoing increased aerobic activity have less oxygen and more CO2, lo ...
Saladin 5e Extended Outline
... 5. The lungs carry out a step in synthesis of angiotensin II, which helps regulate blood pressure. 6. Breathing promotes the flow of lymph and venous blood between abdomen and thorax. 7. Breath-holding help expel abdominal contents during urination, defecation, and childbirth. C. The principal organ ...
... 5. The lungs carry out a step in synthesis of angiotensin II, which helps regulate blood pressure. 6. Breathing promotes the flow of lymph and venous blood between abdomen and thorax. 7. Breath-holding help expel abdominal contents during urination, defecation, and childbirth. C. The principal organ ...