blood vessels in the neck

Question 1

what are the branches of aortic arch

Answer 1

brachiocephalic artery
left sub clavian artery
left common carotid artery

Question 2

what are the branches of brachiocephalic A

Answer 2

right common carotd A
right sub clavian A

Question 3

what is the origin of CCA

Answer 3

right : brachiocephalic A
left : aortic arch

Question 4

what is the course of CCA

Answer 4

it enters the neck under the sternoclavicular joint
it ascends in carotid sheath
it is partially covered by sternomastoid

Question 5

where does the CCA branch

Answer 5

opposite the upper border of thyroid cartilage { between c3 and c4 }

Question 6

what are the branches of CCA

Answer 6

internal carotid artery
external carotid artery

Question 7

what does the internal carotid artery supply

Answer 7

the eye and brain

Question 8

what are the branches of internal carotid artery in the neck

Answer 8

trick question it has no branches in the neck

Question 9

what is carotid sinus

Answer 9

its dilatation at the terminal end of CCA and the beggining of ICA

Question 10

what is the course of ICA

Answer 10

it ascends through carotid sheath
it enters the cranial cavity through carotid canal
it has no branches in the neck

Question 11

what is the course of ECA

Answer 11

ascend in the neck
and pass throught the parotid gland

Question 12

when does the ECA terminate

Answer 12

inside the parotid gland
behind the neck of mandible

Question 13

what are the terminal branches of ECA

Answer 13

superficial temporal artery
maxillary artery

Question 14

what are the branches of ECA

Answer 14

1 faical artery
2 lingual artery
3 superior thyroid artery
4 posterior auricular artery
5 occipitial artert
6 ascending pharyngeal artery
7 superficial temporal artery
8 maxillary artey

Question 15

`what are the anterior aspect branches of ECA

Answer 15

1 facial artery
2 lingual artery
3 superior thyroid artery

Question 16

what are the posterior aspect branches of ECA

Answer 16

occipitial artery
posterior auricular artery

Question 17

what is the medial aspect branches of ECA

Answer 17

ascending pharyngeal artery

Question 18

what is the terminal branches of the ECA

Answer 18

superficial temporal artery
maxillary artery

Question 19

what does the superficial artery supply

Answer 19

the scalp and face

Question 20

what does the maxillary artery supply

Answer 20

the teeth and head

Question 21

what does the superficial thyroid artery supply

Answer 21

the thyroid gland
the larynx

Question 22

what are the pulse point

Answer 22

the carotid arteries
the superficial temporal artery
the facial artery

Question 23

where could you feel the carotid arteries pulse

Answer 23

1 at the bellow angle of mandible
2 on the side of the neck
3 infront of the sternomastoid muscle

Question 24

where to feel the facial artery

Answer 24

against the base of mandible

Question 25

where to feel superficial artery

Answer 25

**anterior** to the ear against *zygomatic* arch

Question 26

where does the internal jagular vein start

Answer 26

at the **jagular** *FORAMEN*

Question 27

what is the course of IJV

Answer 27

it descends in the neck *deep* to **sternomastoid** it descends with the carotid sheath along the CCA , ICA and the last 4 cranial nerves

Question 28

where does the IJV end

Answer 28

it **UNITES** with *subclavian* vein to form **brachiocephalic** vein

Question 29

what are the **TRUBUTARIES** of IJV

Answer 29

1 inferior **petrosal** sinus 2 **common** fascial vein 3 lingual vein 4 pharyngeal vein 5 **superior** thyroid vein 6 ** middle** thyroid vein

Question 30

what is the function of IJV

Answer 30

insetion of **central** venous *catheter*

Question 31

what is the EJV formed of

Answer 31

posterior *auricular* vein posterior division of **retro mandibular** vein { posterior division of posterior facial vein }

Question 32

what is the course of EJV

Answer 32

it desceds superficial to sternomastoid it pierces the deep fascia of the neck **ABOVE** clavicle

Question 33

where is the end of EJV

Answer 33

it drains in sub clavian vein

Question 34

what are the differences between the IJV and EJV

Answer 34

internal is *deep* to sternomastoid **but** external is *superficial* to sternomastoid internal *unites* with subclavian V **but** external *drains* in sub clavian vein internal is *in the carotid sheath* **but** external *is not in the carotid sheath*