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Anatomy CVS med > lec 5 > Flashcards

lec 5 Flashcards

1
Q

Heart Great Vessels

A
  1. superior vena cava
  2. inferior vena cava
  3. pulmonary veins
  4. pulmonary trunk
  5. The aorta
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2
Q

Right ventricle pumps the blood to the lungs through

A

pulmonary trunk

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3
Q

blood returns from lungs to the left atrium then to left ventricle through

A

pulmonary veins oxygenated blood

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4
Q

only veins that carry oxygenated blood

A

pulmonary veins

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5
Q

blood AWAY from the heart(right ventricle ) to the lungs

A 
Pulmonary arteries(This blood is low 
in oxygen, high in carbon dioxide”)
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6
Q

The pulmonary trunk emerges from

A

the right ventricle

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7
Q

branches of pulmonary trunk

A

right pulmonary artery runs to the right lung

left pulmonary artery goes to the left lung

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8
Q

The Ascending Aorta Gives two branches

A

two coronary arteries to the heart muscle

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9
Q

Aortic Arch has three branches

A

1- Brachiocephalic trunk
2- Left common carotid a.
3- Left subclavian a

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10
Q

Brachiocephalic trunk, has 2 branches

A

a- Right common carotid a.

b- Right subclavian a.

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11
Q

Ligamentum arteriosum

A

connecting the Aortic arch to the left
pulmonary artery , It is an embryonic duct (ductus arteriosus then to the placenta.) that conveys the blood in the embryo from the pulmonary trunk to aorta. It is
closed after birth and changed into a ligament.

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12
Q

Ligamentum arteriosum

A

after birth:

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13
Q

in embryo

A

ductus arteriosus

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14
Q

(R) common carotid artery arises from

A

the brachiocephalic artery

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15
Q

(Lt) common carotid artery arises

A

directly from the aortic arch

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16
Q

Main sources of blood supply to head, face and neck

A

common carotid arteries

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17
Q

common carotid artery Located

A

on either side of neck and divide into internal and external carotid arteries

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18
Q

artery that (Supplies structures outside skull)

A

External carotid artery

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19
Q

artery Supplies the inside of the skull

A

Internal carotid artery

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20
Q

structures outside skull

A

the scalp, External ear, face, neck and sides of head

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21
Q

structures inside skull

A

brain, eye ball (Retina), eyelid, forehead, nose and internal ear

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22
Q

Common carotid artery split into the external and internal carotid arteries at

A

the upper border of the thyroid cartilage, at around the level of the fourth cervical vertebra.

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23
Q

Branches of External Carotid Artery Anterior

A

➢ Superior thyroid
➢ Lingual
➢ Facial

24
Q

Branches of External Carotid Artery Posterior

A

➢ Posterior auricular

➢ Occipital

25
Q

Branches of External Carotid Artery Terminal

A

➢ Superficial temporal

➢ Maxillary

26
Q

Branches of External Carotid Artery Medial

A

Ascending pharyngeal

27
Q

Internal carotid a. Enters skull through

A

carotid canal and then through the

cavernous sinus

28
Q

Internal carotid a. Inside the skull it gives branches

A
  1. Ophthalmic artery
    2- Anterior cerebral
    3- Middle cerebral arteries
29
Q

Internal carotid arteries share the formation of

A

Circle of Willis

30
Q

ophthalmic artery supplies

A

the eyes, nose and forehead

31
Q

anterior cerebral artery supplies

A

the anterior part of brain

32
Q

middle cerebral arteries supply

A

middle part of the brain

33
Q

circle of Willis

A

internal carotid A. + vertebral A. creates a circle inside the skull

34
Q

cavernous sinus)

A

above carotid canal there’s a tank (blood tank) which carotid A enters through it

35
Q

branches of Subclavian artery

A

1- Thyrocervical trunk
2- Internal thoracic art
3- Vertebral art

36
Q

subclavian artery runs in front of two muscles

A

scalenus posterior muscle and scalenus Medius muscle

37
Q

subclavian artery runs behind

A

scalenus anterior muscle,

38
Q

subclavian artery runs above

A

the pleura then to the clavicle to pass laterally between the clavicle and the first rib to enter the axilla,

39
Q

Axillary artery.

A

subclavian artery after enters the axilla

40
Q

-Thyrocervical trunk gives branches

A

➢ Inferior thyroid artery
➢ Suprascapular artery
➢ Transverse cervical artery

41
Q

Inferior thyroid artery supplies

A

the thyroid gland

42
Q

internal thoracic artery passes

A

behind the ribs

43
Q

internal thoracic artery supplies

A

supply breast, diaphragm, abdomen

44
Q

internal thoracic artery in the abdomen called

A

Superior epigastric artery

45
Q

Anterior scalenus muscle divide subclavian Artery into

A

3 parts,1st ,2nd which runs behind this muscle and 3rd part away from muscle.

46
Q

Rt and Lt vertebral arteries ascend through

A

vertebral foramina of C6 - C1 vertebral transverse processes

47
Q

Rt and Lt vertebral arteries enter

A

the skull Through foramen magnum

48
Q

Rt and Lt vertebral arteries unite together forming the

A

Basilar artery

49
Q

Basilar artery gives off branches to

A

the pons, cerebellum & inner ear

50
Q

Circle of Willis inside the skull is formed by

A

the Internal carotid arteries and its branches + Basilar artery (formed by the union of the two vertebral arteries)

51
Q

branches of basilar artery

A

1- posterior cerebral arteries

2- Posterior communicating arteries connect to the middle cerebral arteries

52
Q

Basilar artery passes through

A

the brain stem

53
Q

brain stem is made up of

A

the midbrain, pons, and medulla)

54
Q

Anterior communicating artery connects

A

anterior cerebral arteries together

55
Q

common carotid artery runs at the side of the neck accompanied

A

by internal jugular vein

Anatomy CVS med (15 decks)

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