lec 5

Question 1

Heart Great Vessels

Answer 1

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

Question 2

Right ventricle pumps the blood to the lungs through

Answer 2

pulmonary trunk

Question 3

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

Answer 3

pulmonary veins oxygenated blood

Question 4

only veins that carry oxygenated blood

Answer 4

pulmonary veins

Question 5

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

Answer 5

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

Question 6

The pulmonary trunk emerges from

Answer 6

the right ventricle

Question 7

branches of pulmonary trunk

Answer 7

right pulmonary artery runs to the right lung

left pulmonary artery goes to the left lung

Question 8

The Ascending Aorta Gives two branches

Answer 8

two coronary arteries to the heart muscle

Question 9

Aortic Arch has three branches

Answer 9

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

Question 10

Brachiocephalic trunk, has 2 branches

Answer 10

a- Right common carotid a.

b- Right subclavian a.

Question 11

Ligamentum arteriosum

Answer 11

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.

Question 12

Ligamentum arteriosum

Answer 12

after birth:

Question 13

in embryo

Answer 13

ductus arteriosus

Question 14

(R) common carotid artery arises from

Answer 14

the brachiocephalic artery

Question 15

(Lt) common carotid artery arises

Answer 15

directly from the aortic arch

Question 16

Main sources of blood supply to head, face and neck

Answer 16

common carotid arteries

Question 17

common carotid artery Located

Answer 17

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

Question 18

artery that (Supplies structures outside skull)

Answer 18

External carotid artery

Question 19

artery Supplies the inside of the skull

Answer 19

Internal carotid artery

Question 20

structures outside skull

Answer 20

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

Question 21

structures inside skull

Answer 21

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

Question 22

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

Answer 22

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

Question 23

Branches of External Carotid Artery Anterior

Answer 23

➢ Superior thyroid
➢ Lingual
➢ Facial

Question 24

Branches of External Carotid Artery Posterior

Answer 24

➢ Posterior auricular

➢ Occipital

Question 25

Branches of External Carotid Artery Terminal

Answer 25

➢ Superficial temporal | ➢ Maxillary

Question 26

Branches of External Carotid Artery Medial

Answer 26

Ascending pharyngeal

Question 27

Internal carotid a. Enters skull through

Answer 27

carotid canal and then through the | cavernous sinus

Question 28

Internal carotid a. Inside the skull it gives branches

Answer 28

1. Ophthalmic artery 2- Anterior cerebral 3- Middle cerebral arteries

Question 29

Internal carotid arteries share the formation of

Answer 29

Circle of Willis

Question 30

ophthalmic artery supplies

Answer 30

the eyes, nose and forehead

Question 31

anterior cerebral artery supplies

Answer 31

the anterior part of brain

Question 32

middle cerebral arteries supply

Answer 32

middle part of the brain

Question 33

circle of Willis

Answer 33

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

Question 34

cavernous sinus)

Answer 34

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

Question 35

branches of Subclavian artery

Answer 35

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

Question 36

subclavian artery runs in front of two muscles

Answer 36

scalenus posterior muscle and scalenus Medius muscle

Question 37

subclavian artery runs behind

Answer 37

scalenus anterior muscle,

Question 38

subclavian artery runs above

Answer 38

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

Question 39

Axillary artery.

Answer 39

subclavian artery after enters the axilla

Question 40

-Thyrocervical trunk gives branches

Answer 40

➢ Inferior thyroid artery ➢ Suprascapular artery ➢ Transverse cervical artery

Question 41

Inferior thyroid artery supplies

Answer 41

the thyroid gland

Question 42

internal thoracic artery passes

Answer 42

behind the ribs

Question 43

internal thoracic artery supplies

Answer 43

supply breast, diaphragm, abdomen

Question 44

internal thoracic artery in the abdomen called

Answer 44

Superior epigastric artery

Question 45

Anterior scalenus muscle divide subclavian Artery into

Answer 45

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

Question 46

Rt and Lt vertebral arteries ascend through

Answer 46

vertebral foramina of C6 - C1 vertebral transverse processes

Question 47

Rt and Lt vertebral arteries enter

Answer 47

the skull Through foramen magnum

Question 48

Rt and Lt vertebral arteries unite together forming the

Answer 48

Basilar artery

Question 49

Basilar artery gives off branches to

Answer 49

the pons, cerebellum & inner ear

Question 50

Circle of Willis inside the skull is formed by

Answer 50

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

Question 51

branches of basilar artery

Answer 51

1- posterior cerebral arteries | 2- Posterior communicating arteries connect to the middle cerebral arteries

Question 52

Basilar artery passes through

Answer 52

the brain stem

Question 53

brain stem is made up of

Answer 53

the midbrain, pons, and medulla)

Question 54

Anterior communicating artery connects

Answer 54

anterior cerebral arteries together

Question 55

common carotid artery runs at the side of the neck accompanied

Answer 55

by internal jugular vein