Cerrar
Where is lead 1 located
where is lead 2 located
where is lead 3 located
ECG leads
V1 location
V2 location
V3 location
V4 location
V5
V6
V1 and V2 detect
V3 and V4
V5 and V6
myocardial infarction
Cause of Myocardial infarction associated with atherosclerosis
Other causes for heart attack
Symptoms for Heart attack
Pain from Heart attacks might feel like
How to diagnose myocardial infarction
What are the cardiac troponins which are released within 4–6 hours of an attack of MI and how long do they stay elevated for
Management for heart attack
Endocarditis
Endocarditis is usually a result of
What are some things that increase chances for developing endocarditis:
symptoms
How to test for myocarditis
Treatment for myocarditis
Mitral stenosis
Stenosis
Causes for mitral stenosis
Symptoms for mitral stenosis
Complications mitral stenosis
In the ECG for mitral stenosis
Treatment for mitral stenosis
Negatively chronotropic Digoxin
Positively inotropic digoxin
Mitral regurgitation
causes for mitral regurgitation
Symptoms for mitral regurgitation
Treatment
Cerebral cardiac output percentage
coronary cardiac output percentage
renal cardiac output percentage
Gastrointestinal cardiac output percentage
skeletal cardiac output percentage
skin cardiac output percentage
Regulating of arterial Pressure
fast mechanism
Regulating of arterial Pressure
slow mechanism
Baroreceptor reflex is a _______ _______ _______ that is responsible for the minute-to-minute regulation of arterial pressure.
Baroreceptors are stretch receptors located within the walls of the______ _____near the bifurcation of the common carotid arteries.
four effects attempt to increase the arterial pressure to normal
Example of the baroreceptor reflex
.Renin-angiotensin-aldosterone system
-Renin
Angiotensin I
Angiotensin II
Example : response of the RAA system
Other regulation of arterial blood pressure
Cerebral ischemia
The Cushing reaction in an example of the response to
Cushing reaction
Chemoreceptors in the carotid and aortic bodies are located near
Chemoreceptors in the carotid and aortic bodies have very high rates of
Decreases in Po2 activate vasomotor centers that produce
Atrial Natriuretic peptide
binds to a specific set of receptors. Receptor-agonist binding causes
Atrial Natriuretic peptide
Inhibits
Atrial Natriuretic peptide
Reduces_______ secretion by the adrenal cortex.
Atrial Natriuretic peptide
Relaxes vascular smooth muscle in
True capillaries do not have
Blood flow through the capillaries is regulated by __________ and _________of the arterioles and the precapillary sphincters.
Clefts (pores) between the endothelial cells allow passage
At the junction of the arterioles and capillaries is a smooth muscle
Passage of substances across the capillary wall
How do small water soluble substance cross the capillary wall
In the liver and intestine, the clefts of the capillary wall are
how do large water soluble substances cross across the capillary wall
Function of lymph
Unidirectional flow of lymph
Edema
