WorksheetsKyle Mod 1
Total questions: 14
Worksheet time: 8mins
Which of the following chambers of the heart receives deoxygenated blood from the superior and the inferior vena cava
Right Atrium
Tricuspid Valve
Aortic Valve
Bicuspid Valve
The _____ serve primarily as receiving chambers for blood
Atria
Cavae
Ventricles
Arteries
The _____ is the middle layer of the heart
Pericardium
Endocardium
Myocardium
Epicardium
Which of the following best describes mid to late distole
Ventricles Conract atria relax forcing AV valves to clsoe
Ventricles Relax, Semilunar valves close and atria fills with blood pressure exerted buy arteries maintains blood flow
Heart is relaxed and blood flows passivle into atria and ventricle
The ____ are small, thin-walled air chambers that are connected to each other and to the alveolar ducts by alveolar pores and are densely interwoen with pulmonary capillaries
Alvelor ducts
Alveoli
Conducting zones
Bronchioles
Which of the following statements is not true
Gases always move up the pressure gradient
Gases always expand to fill what ever space will hold them
The pressure of a gas drops when the gas expands and rises when the gas contracts
Gases always flow from regions of higher pressure to regions of lower pressure
Cardiac output is typically _L/min
2
5
8
10
What term describes the events that occur as the various structures of the heart work to pup blood around the body
Systole
Diastole
Blood circulation
Cardiac cycle
What is the main function of the respiratory system
To remove harmful gases such as carbon monoxide from the body
To transport signal carrying blood cells that instruct the body how to function from the lungs to body
To maintain a continuous exchange of the essential gases oxygen and carbon dioxide btwm blood and outside atmosphere
To move blood and oxygen around the body
What is the max volume of air that can be exchanged in one breath
total lung capacity
inspiratory reserve volume
vital capacity
functional capacity
Efficency of ventilation is determined by which of the following Select all
Airway Resistance
Residual Volume
Lung Compliance
Anatomical dead space
The further away the V/Q ratio is from _. The more vent and perfusion are out of balance
(a)
Hemodynamics controlling blood flow include which of the following factors select all that apply
Heart Rate
Stroke Vol
Cardiac index
Cardiac output
Normal PVR ranges btwn _ and _ wood units
1.08-2.8
.68-3.8
.55-2.3
.25-1.6
