Gen Anatomy cardiovascular system 13% Flashcards
What is the average amount of beats per minute of the heart?
75
How many mL of blood are pumped with every beat of the heart?
70-80mL
What chamber of the heart has the following:
1. right auricle
Right auricle
What chamber of the heart has the following:
- pecinate muscle (teeth of comb)
- Crista terminalis (C- shaped ridge)
Right auricle
What chamber of the heart has the following:
1. makes up most of the anterior surface
Right ventricle
What chamber of the heart has the following:
1. moderator band
Right ventricle
What chamber of the heart has the following:
1. trabeculae carnae (ridges)
right ventricle and left ventricle
What chamber of the heart has the following:
1. receives o2 rich blood from four pulmonary veins
left atrium
What chamber of the heart has the following:
1. makes up most of the posterior surface (base)
left atrium
What chamber of the heart has the following:
1. pumps to the aorta
left ventricle
What chamber of the heart has the following:
1. most of the inferior surface
left ventricle
What is are the two branches of the brachiocephalic artery?
- R. common carotid
2. R. subclavian
What carries deoxygenated blood from the right ventricle to the lungs?
pulmonary arteries
What carries oxygenated blood from the lungs to the left atrium??
pulmonary veins
What is the valve b/w the RA and the RV called?
Tricuspid valve aka right atrioventricular valve
What is the valve b/w the RV and the Pulmonary arteries?
pulmonary valve (semilunar)
What is the valve b/w the LA and the LV?
Mitral valve aka bicuspid valve aka left atrioventricular valve
What is the valve b/e the LV and the aorta?
Aortic valve (semilunar)
What makes the S1 or LUB sound?
the closing of the mitral and tricuspid valves
What makes the S2 or DUB sound of the heart?
the closing of the aortic and pulmonic Semilunar valves
Depolarization = ________
work
Repolarization = _________
rest
Which murmurs are most clinically significant?
Diastolic
what is the pneumonic to describe diastolic murmurs?
She DIed in my A.R.M.S and P.R.T.S.
Describe diastolic murmurs.
A: aortic P: Pulmonic
R: regurgitation R: regurgitation
M: mitral T: tricuspid
S: stenosis S: stenosis
At what intercostal level is the tricuspid valve located?
5th L. intercostal
At what intercostal level is the pulmonary semilunar valve located
2nd L. intercostal
At what level intercostal level is the bicuspid aka mitral valve located at?
5th L. midclavicular
At what intercostal level do we auscultate at?
5th L. midcalvicular
At what intercostal space is the apex of the heart located?
L. 5th intercostal space
What are the branches of the External Carotid artery?
Save A Lady Falling Out (of a) Plane Super Man! 1. Superior thyroid 2. Ascending Pharyngeal 3. Lingual 4. Facial 5. Occipital 6. Posterior Auricular Terminates: 1. Superficial temporal arteries 2. Maxillary
What are the branches off of the ascending aorta and aortic arch?
- Coronary arteries
- Brachiocephalic = ( R. common carotid & R. subclavian)
- L. common carotid
- L. subclavian
what are the Branches off the abdominal aorta?
- cephalic trunk: L. gastric, common hepatic, splenic
- Superior mesenteric: goes to SI, middle, right, and ilio colic
- Inferior mesenteric: L. colic, sigmoid, and sup. rectal
What is the location of the superior mediastinum?
first rib –> sternal angle –> T4-T5 DISC
What is the location of the anterior mediastinum?
Anterior to the pericardium
What is the location of the middle mediastinum?
Between right and left pleural cavities
What is the location of the posterior mediastinum?
Posterior to the pericardium, b/w the mediastinal pleura
What are the contents of the posterior mediastinum?
the DUCKS and GEESE
What does the spleen store?
RBC’s
What does the spleen produce?
Lymphocytes & antibodies
What does the spleen contain?
both red and white pulp
What does red pulp consist of?
RBC’s
What does white pulp consist of?
WBC’s and Lymphocytes
What are the lymph organs?
- spleen
- tonsils
- thymus
- bone marrow
What are the “tree branches” of a nerve called?
Dendrites
What is another name for the cell body?
perikaryon or soma
What are the impulse generators of a nerve?
Axons
Where are the neurotransmitters for a nerve stored?
terminal button
Nerve and skin are: \_\_\_\_\_\_\_\_\_\_ and Air and Gut are \_\_\_\_\_\_\_\_\_\_\_\_ and Everything else is \_\_\_\_\_\_\_\_\_\_\_
- Ectoderm
- Endoderm
- Mesoderm
Sclerotome becomes __________
Vertebral column
Myotome becomes _____________
muscle
Dermatome becomes ___________
dermis of skin
Enteric nervous system is aka?
intrinsic nervous system
The enteric/intrinsic nervous system is a subdivision of what?
autonomic nervous system
The enteric/intrinsic nervous system controls what?
gastrointestinal system