Anotomy And Physiology

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Anotomy And Physiology

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The Most important chemical stimulus leading to increasing rate and depth of breathing is:
 
increased carbon dioxide in the blood
The immune serum used to prevent maternal sensitization to Rh antigens is:
 
RhoGAM
Lymph from the left arm returns to the heart through the:
 
Thoracic duct
The pharynogotympanic tubes, which drain the middle ear, open into the :
 
nasopharynx
Chest pain resulting from the loss of oxygen to heart cells is called:
 
angina pectoris
The gas exchange that occurs between blood and tissue cells at systemic cappillaries is called:
 
internal respiration
In a Centrifuged blood sample, the buffy coat between the formed elements and the plasma contains:
 
Leukocytes and Platelets
Coronary heart diesease results from:
 
The accumulaion of fatty substances within blood vessels
The average functional lifespan of an RBC is:
 
100-120 days
Erythocytes:
 
lack a nucleus and most organelles
what is the most common cause for lung cancer:
 
smoking
The lymph tissues found within the walls of the small intestine are called:
 
Peyer's patches
The opening between the vocal cord is called the:
 
glottis
A substance that stimulates the immune system to release antibodies:
 
antigen
Pulmonary circulation involves blood flow to and from the heart and the:
 
lungs
Which of these blood types carries no antigens
 
type O
What specific type of acquired immunity do vaccines provide:
 
artificially acquired active immunity
Hematocrit is the precentage of:
 
erytorocytes in blood
Which of the following is NOT a mechanism that aids lymph return:
 
the pumping action of the hear
Normal whole blood contains____g of hemoglobin per 100mL.
 
12-18
Vaccines are NOT for:
 
snakes bites
Which one of the following is NOT one of the four most common indicators of the inflammatory response:
 
fever
The study of immunity is called:
 
immunology
WHich of the following substances is NOT typically perceived as an antigen:
 
self antigens
The homeostatic imbalance associated with the death of may full-terms newborn infants is called:
 
SIDS
Which blood types can a person with blood type O recieve:
 
Type O
Which of the Following represents the correct path for the transmission of an impulse in the intrinsic conduction system of the heart:
 
sinoatrial(SA)node,atioventricular (AV) node, AV bundle right and left bundle branches, purkinje fibers
Expiration(Exhalation)occurs when:
 
diaphragm and Itercoastal muscles relax
Which lympathic organ's ,major job is to destroy worn-out red blood cells and return some of the products to the liver:
 
spleen
B cells develop immunocompetence in the:
 
Bone marrow
The molecule that prevents lung collaps by lowering the surface tension of the water film lining each alveolar sac is called:
 
surfactant
The presence of air in the intrapleural space is known as:
 
pneumothorax
The hormone that regulates the rate of erythrocyte production is called:
 
erythropoietin
Hypoventilation dramatically increases carbonic acid concentration and involves:
 
extremely slow breathing
What is the role of mucus in the nasal cavity:
 
trap incoming bacteria and other foreign debris
The nasal cavity is seperated from the oral cavity by:
 
both the hard and soft palate
A person with a heart rate of 75 beats per minute and a stroke volume of 60mL per beat has a cardiac output of:
 
4500mL/minute
Surfactant is usually present in fetal lungs in adequate quantities by:
 
28-30 weeks of pregnancy
The process by which neutrophils are squeezed through the capillary walls during the inflammatory process is called:
 
diapedesis
The tricuspid valve is located between the:
 
right atrium and right ventricule
The most common type of blood is the U.S. population is:
 
O
Exchange of both oxygen and Carbon dioxide through the respiratory membrane occurs by:
 
Simple diffusion
The most numerous white blood cells are the:
 
Neutrophils
The volume of blood pumped out by each ventricle with each beat of the heart is called the:
 
stroke volume
Which lymphoid tissues trap and remove bacteria entering the throat:
 
Tonsils
The univeral recipient has blood type:
 
AB
Gas Exchang occurs in the:
 
alveoli
The specific type of acquired immunity that a fetus obtains from maternal antibodies that cross the placenta is called:
 
artificially acquired passive immunity
The respiratory conducting passageways perform all of the following functions EXCEPT:
 
exchange gases
The respiratory rate in adults is:
 
12-18 respiratons per minute
The body's first line of defense against the invasion of disease-causing microorganisms is:
 
Skin and mucous membranes
Veins:
 
often have valves to prevent the backflow of blood
A clot that breaks away from a vessel wall and circulates freely within the bloodstream is called:
 
embolus
Which of the following values is typical for the number of white blood cells in a cubic mllimeter of blood:
 
5,000
Cessation of breathing is called:
 
apnea
The thymus gland is most active during:
 
adolescence
Lymph is largely composed of water that has escaped from:
 
Blood
The path of blood frow within the systemic vascular system is:
 
arteries, arterioles, capillary beds,venules, veins
The body's temperature-regulating"thermostat" that can be reset upward in response to pyrogens:
 
Hypothalamus
Hyperventilaton leads to all of the following except:
 
Build up of carbon dioxide in the blood
The lymph organ that programs Tcells and functions at peak levels only during youth is the:
 
thynys
which one of the following blood vessels carries oxygenated blood:
 
pulmonary Vein
Which of the following is NOT true of hte lungs :
 
Both lung have two lobes
Terminal bronchioles eventually terminate in:
 
alveoli
The Sinotial node is located in the:
 
right atrium
Which blood type contains the A antigen only:
 
blood type A
Carbon dioxide dissolves in blood plasm for transport as:
 
Bicarbonate ion
The serous membrane covering the surface of the lungs is called the:
 
visceral pluera
where are the tonsils located:
 
throat
which of the following is NOT one of the four main events of respiration:
 
residual volume
Vibration due to exhaled air that results in speech is a function of the:
 
true vocal cords
An isograft is a tissue graft donated by:
 
an identical twin
The flap of elastic cartillage that protects food from entering the larynx when swallowing is the:
 
epiglottis
Contaminated mucus is removed from the lower repiratory passageways, such as the trachea , by
 
cilia
oxygen binds with hemoglobin in the blood to form:
 
oxyhemoglobin
Which congenital respiratory disease results in the oversecretion of mucus and clogging of respiratory passageways:
 
cysitc fibrosis
where does hematopoiesis produce new red blood cells
 
red bone marrow
WHich one of the following formed elements in the most abundant:
 
erythocytes
The bluish cast that can result from inadequate oxygenation of the skin mucosa is called:
 
cyanosis
Following the removal of the laynx, a person would be unable to:
 
speak
whens your bday?
 
february 10th
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