A&P2 Continued
A&P2 Cardiac and Immune System Quiz
Test your knowledge of the anatomy and physiology of the cardiovascular and immune systems with our challenging quiz! This 25-question multiple-choice quiz covers essential topics that every aspiring medical professional should know.
Topics Include:
- Cardiac conduction system
- Heart fun
ction and pathology - Blood vessels and circulation
- Immune system responses
- Neutrophil behavior in inflammation
Which of the following is NOT part of the cardiac conduction system?
Sinoatrial (SA) node
Atrioventricular (AV) node
Atrioventricular (AV) bundle
Purkinje fibers
Tendinous cords
Parasympathetic stimulation reduces heart rate
True
False
Atrial systole begins______.
Immediately before p wave
Immediately after the T wave
Immediately after P wave
During the Q wave
During the S-T segment
In a normal ECG, the deflection that is generated by ventricle Repolarization is called the _____.
R wave
P wave
S wave
T wave
QRS wave
Congestive heart failure (CHF) of the right ventricle_____.
Increase the ejection fraction of the right ventricle
Increase cardiac output in both ventricles
Can cause systemic edema
Reduces the ejection fraction of the left ventricle
Can cause pulmonary edema
Stroke volume is increased by ______.
Negative inotropic agents
Increased venous return
Increased afterload
Dehydration
High arterial blood pressure
Which of the following does NOT contribute to venous return?
The expansion and contraction of the thoracic cavity during ventilation
The difference of pressure between venules and the venae cavae
Widespread vasodilation
The suction created by the atria slightly expanding during ventricular systole
Contraction os skeletal muscles of the limbs
The outermost wall of an artery vein is called the ____ and in the large arteries and veins contains the ____.
Tunica intima; endothelium
Tunica media; smooth muscle
Tunica intima; basement membrane
Tunica externa; vasa vasorum
Tunica externa; valves
Increased capillary filtration reduced reabsorption, or obstruction of lymphatic drainage can lead to edema.
True
False
The lungs receive a systemic blood supply by way of which vessel?
Right pulmonary artery
Lobar arteries
Left pulmonary artery
Bronchial arteries
Pulmonary veins
Which of th following constitutes the principle venous drainage of the thoracic organs.
The mesenteric circulation
The branches of the celiac trunk
The coronary and pulmonary
The azygos system
The hepatic portal system
What is taken up by the capillaries at their venous end?
Waste products
Oxygen
Organic nutrients
Amino acids
Glucose
The radial artery is lateral to to the ulnar artery.
True
False
Which of the following is NOT a characteristic of diabetes mellitus?
Hypoglycemia
Polyuria
Polydipsia
Glucosuria
Polyphagia
T cells achieve immunocompetence in the ______.
Spleen
Bloodstream
Bone marrow
Thymus
Liver
Autoimmune diseases are disorders in which the immune system fails to distinguish____ from foreign ones.
Self-interleukins
Self-immunoglobulins
Self-antigens
Self-complement proteins
Self- antibodies
Interferons are secreted in response to bacterial infections.
True
False
Which of the following does NOT belong to the second line of defense?
Inflammation
The macrophage system
Natural Killer cells
Interferon and the complement system
The gastric juices
The_____ tonsils are the largest, and their surgical removal (tonsillectomy) used to be one of the most common surgical procedures performed in children.
Nasopharyngeal
Lingual
Pharyngeal
Adenoid
Palatine
Myocardial infraction can lead to what type of shock?
Venous pooling
Hypovolemic
Cardiogenic
Neurogenic
Obstructed
When an enemy cell is present, a ______ secrete perforins, which bore a hole in enemy cell membrane.
Antibody
Interferon
Natural killer cell
Opsonization
Interleukin
The first of a series of neutrophil behaviors in inflammation is _______.
Chemotaxis
Diapedesis
Phagocytosis
Opsonization
Margination
Cellular ( cell mediated ) immunity is effective against_____.
Extracellular viruses
Allergens
Toxins
Cancer cells
Venoms
The serum used for emergency treatment of snakebites stimulate _______ immunity.
Natural passive
Artificial active
Natural active
Artificial specific
Artificial passive
Which of the following forces does NOT help lymph to flow?
The thoracic pump
The skeletal muscle pump
Rhythmic contractions of lymphatic vessels
The lymphatic node pump
Arterial pulsations squeezing lymphatic vessels
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