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91 Cards in this Set

  • Front
  • Back
Gas exchange
Excretion of waste
Osmoregulation w/ gills
Chemoreception
Respiratory System
Gills w/ first and second degree lamellae folds
Respiratory organ
Epidermis
Buccal lining
Cloacal lining
Cutaneous Respiratory organs
(Epithelial (Lining/covering))
Gas Bladder
Swim Bladder
Aids in fish respiration as well as buoyancy
Lungs
Terrestrial organism's respiratory organ
Lungs w/ faveoli
Reptiles
Lungs w/ aveoli
Mammals
Surfactant coats the inner surface to maintain dampness
Lungs
A Lipoprotein that aids in maintaining dampness of the lungs, increase Viscosity, decrease Surface Tension to aid in O2 and CO2 diffusion, and increase overall efficiency of lungs
Surfactant
movement of respiratory medium across respiratory surface.
Ventilation (Breathing)
Swimming forward to force water over and throughout one's gills
Ram Ventilation
The most common example for Ram Ventilation is?
Shakes
Buccal ventilation uses positive pressure and is example of what type of ventilation?
Force Pump
Inhaling and Exhaling by means of negative pressure is and example of what type of ventilation?
Aspiration Pump
Frogs are a good example of what to types of ventilation?
Force pump via Buccal lining
Cutaneous
_____ is the random movement of particles/molecules form and area of high concentration to an area of low concentration until equilibrium is reached
Passive Diffusion
_____ is means by which all ventilation is made possible.
Passive Diffusion
What influences the rate of diffusion?
Surface area available
distance from target tissues
resistance by tissues
What are problems that arise form using water as a respiratory medium?
Water contains low levels of O2
Temperature easily effect the O2 concentrations
Water w/ dissolved O2 is more dense (especially compared to air)
What is the solution to the problems that may arise form using water as a respiratory medium?
Increase the volume of water used in ventilation
How does one go about increasing the volume of water using ventilation?
Counter Current Multiplier System
How does the Counter Current Multiplier System works?
Blood in the capillary beds of the gills flow in the opposite direction of the water insuring contact with the most O2 water available thus insuring the maximum amount of O2 is absorbed.
How efficient are gill at removing O2 form the surrounding water?
85% of all O2 is removed
How can fish regulate gas exchange?
The rate of ventilation
Movement of primary Lamellae inward (together) or outward (apart)
Movement of the primary Lamellae back and forth
Shunt blood flow
How is the blood flow shunted?
Control Perfusion form the body to secondary lamellae back to the body
complete set of gills.
Jawed fish have four sets
Holobranch
Not a complete set of gills
Half gill
example: Shakes, Rays, and Skates
Hemibranch
Gill like structures inside a spiracle
example: Some Sharks
Pseudobranch
Suprabranchial air chambers
Labyrinth organ
Gill Accessory Sturtures
Dorsal out packet of gills can fill w/ air are?
Suprabranchial Air Chambers
Structures that extend downward into the suprabranchial air chambers and functions as a miniature lung moving O2 form the suprabranchial air chambers
Labyrinth Organ
Bidirectional flow of air
Lungs w/ faveoli
Cloacal respiration
Three Chambered Heart
Reptiles
Unidirectional flow of air
Lungs w/ anterior and posterior air sacs
Four chambered heart
Birds
Bidirectional flow of air
Lungs w/ alveoli
Four Chambered Heart
Mammals
Unidirectional flow of water
Counter Current Flow of Blood
Two Chambered Heart
Fish
A capillary network is know as?
Rete Mirabile
Rete mirabile secretes lactic acid causing a drop in the blood pH triggering the release of O2 from hemoglobin, which is then collected, compressed, and sent to the swim bladder is a process known as the_____?
Root Effect
The increased presence of CO2 in the blood causes the hemoglobin to change shape and release O2 more easily is a process know as the _____?
Bohr Effect
CO2 + H2O = H2CO3 (Carbonic acid)=H+ (increases acidity) or HCO3- (Bicarbonate ion)
Bohr Effect
How CO2 transported throughout the body?
Via Plasma
On Hemoglobin
In Erythrocytes as Bicarbonate ions
How do fish achieve neutral buoyancy?
Constant forward movement
Concentrate fats/oils in the liver
Concentration of Squalene (hydrocarbon) in the liver
Swim bladder
How does constant forward movement help some fish achieve neutral buoyancy?
Flat heads, angle of pectoral fins, and heterocercal caudal fin all provide lift if angled correctly
How does a swim bladder help some fish achieve neutral buoyancy?
Hold gases in a large localized area.
Respiratory gas, Nutrients, and excretory matter are all transported by what?
Circulatory System
What types of excretory matter does the circulatory system transport?
Metabolic waste (N)
Excessive water
Electrolytes (ions)
What does the Circulatory System regulates?
Hormone Transport
Temperature
How does the circulatory system regulate body temperature?
the dilation and constriction of blood vessel as well as counter current heat exchange.
How does the circulatory System protect the body?
Clothing of blood and Immune defense
What tissue in embryos that are anamniotes or amniotes is the blood produced in?
Reticular tissue
Where is the blood produced in adult amniotes?
Red Bone Marrow
Where is the blood produced in adult anamniotes?
Liver
Kidney
Spleen
How often are Erythrocytes replaced due to death?
Every 120 days
How often are Leukocytes replaced due to death?
Every 1-2 days
What are the layer of the heart?
Pericardium
Myocardium
Endocardium
What is the pericardium composted of?
Connective Tissues such as:
Fat
Loss connective tissue
Dense connective tissue
What is the Myocardium composted of?
Cardiac Muscles
Connective Tissues such as:
Nerves
Blood
What is the Endocardium composted of?
Epidermal Tissue
What is another name for AS Node?
Pacemaker
The _____ is located on the dorsal side of the right atrium.
AS Node (Pacemaker)
The _____ initiate an action potential which spread across both atria causing them to contract and activating the AV Node.
AS Node (Pacemaker)
The _____ is located on the ventral side of the right atrium.
AV Node
The AS Node action potential is received by the AV Node, which initiates the _____ to produce an action potential that spreads across both ventricles making both contract.
AV Node
The inner most lining of arteries and veins is the _____.
Tunica Intima
What is the Tunica intima composted of?
Epithelial Tissue and Elastic connective tissue
The second layer of tissue that lines arteries and veins is the _____.
Tunica Media/Medius
What is the Tunica Media/Medius composted of?
Smooth Muscle
What does the smooth muscle of the Tunica Media/Medius do?
It is responsible for the dilation and restriction of the arteries and veins.
The third and most external layer of the arteries and veins is the _____.
Tunica External (Adventitia)
What is the Tunica External (Adventitia) composted of?
Collagen and Dense connective tissue
Arteries carry blood away from heart which means they are _____.
Efferent
Veins carry blood toward heart which means they are _____.
Afferent
What does the Hepatic Portal System do?
Drains blood to the liver for detoxification before re-entering the body
What does the Renal Portal System do?
Drains blood to the kidneys for N-waste extraction before re-entering the body
Sinus Venosus to the Atria to the Ventricle to the Bulbus Arteriosus
Fish Circulatory circuit
Amphibians have a Three chambered heart that is composted of what?
Right and Left Atrium
Ventricle
The amphibians Ventricle is divided by the _____.
Ventricular Trabeculae Ridge
The Ventricular Trabeculae Ridge divided the ventricle for what purpose?
To keep the O2 rich blood separated form the O2 depleted blood
Sinus Venosus to the Right Atria to the Right side of the Ventricle to the pulmonary artery to the Lungs to the Left Atria to the Left side of the ventricle to the Conus Arteriosus to the Body
Amphibian Circulatory circuit
Like the Amphibians Reptiles have a three chambered heart, but what divides their ventricle?
Atrioventricular flap
The reptiles ventricle is divided into two parts a left and right side. The left side of the ventricle is divided even farther, what are the names?
The Cavum Venosum
The Cavum Arteriosum
Where is the Cavum Venosum located?
The right side of the Left ventricle half
Where is the Cavum Arteriosum located?
The left side of the Left ventricle half
The Cavum Venosum is used to aid in the transport of what?
O2 depleted blood to the lungs
The Cavum Arteriosum is used to aid in the transport of what?
O2 rich blood to the body
Diving reptile have a Right to left Shunt ( Cardiac Shunt), which does what?
Redirect the blood flow form the left side of the ventricle to the right side thus bypassing the lungs
The Right to Left Shunt allows the organism to do what?
Deplete O2 and collapse the lungs to reduce buoyancy and initiate the Bohr effect
What are the three diving adjustment made by tetrapods?
Bradly Cardiac
Micro-circulation adjustment
Anaerobic Cellular Respiration
By what means do the Bradly Cardiac occurs to conserve energy?
Decrease the heart rate and reduce energy used to pump blood to the lungs
By what means is the micro-circulation adjustment achieved?
Redirect blood flow form extremities to vital organs
Bypass lungs inducing the Bohr Effect
By what means is the Anaerobic Cellular Respiration achieved?
deplete myoglobin and hemoglobin of all O2 and collapse lungs
Vena Cava to the Right Atria to the Left Ventricle (Cavum venasum) to the Pulmonary artery to the Lungs to the Pulmonary vein to the Left Atria to the Left ventricle (Cavum Arteriosum) to the Body
Reptiles Circulatory circuit