Systemic Circulation

Question 1

Parasympathetic to SA node

Answer 1

Release ACh to decrease blood flow

Question 2

Sympathetic to SA node

Answer 2

Release NE to increase blood flow

Question 3

Parasympathetic nerve to SA

Answer 3

Vagus Nerve

Question 4

Sympathetic nerve to SA

Answer 4

Cervical and upper thoracic chain ganglion

Question 5

Blood supply to upper limb

Answer 5

subclavian artery

Question 6

point of Subclavian to Axillary artery

Answer 6

First rib

Question 7

point of Axillary to Brachial artery

Answer 7

Teres Major

Question 8

Brachiocephalic artery branches to

Answer 8

Right common carotid artery

Right subclavian artery

Question 9

Common carotid artery branch to

Answer 9

Internal and External carotid arteries

Question 10

Internal Carotid artery

Answer 10

travel up carotid canal and make circle of Willis

Question 11

External Carotid artery

Answer 11

travel superficailly for face

Question 12

Carotid Sinus checks

Answer 12

BP

Question 13

Carotid Body checks

Answer 13

O2

Question 14

Carotid Body innervated by

Answer 14

Glossopharyngeal nerve

Question 15

Circle of Willis location

Answer 15

Surround pituitary gland

Question 16

cirlce of Willis anastamoses of

Answer 16

Interal carotid artery, Vetebral arteries(2) -> Basilar artery

Question 17

Internal carotid artery branches

Answer 17

anterior cerebral artery
anterior communicating artery
posterior communicating artery

Question 18

Posterior carotid artery branch from

Answer 18

Basilar artery

Question 19

Stroke

Answer 19

Focal neurological deficit due to lack of blood supply

Question 20

Aneurysm

Answer 20

Abnormal widening of artery
comes with thunderclap headache when rupture
Blood will fill subarachnoid space

Question 21

Causes of aneurysms

Answer 21

congential
high blood pressure
high cholestrol

Question 22

Ischemia

Answer 22

lack of oxygen

Question 23

External carotid artery branches

Answer 23

3 anterior branches
superior thyroidal
lingual
facial

2 posterior branches
occipital
region of posterior auricular

2 terminal branches
superficial temporal
maxillary

Question 24

superior thyroidal artery

Answer 24

goes to thyroid gland

Question 25

Lingual artery

Answer 25

tongue

Question 26

Facial artery

Answer 26

travel over mandible (superficial)

Question 27

Occipital artery

Answer 27

occipial region of scalp

Question 28

Region of Posterior auricular artery

Answer 28

behind ear & scalp

Question 29

superficial temporal artery

Answer 29

temporal region, in front of external ear

Question 30

Maxillary artery

Answer 30

deep in maxilla and mandible

Question 31

Subclavian artery give off 4 branches

Answer 31

Vertebral, Internal thoracic , thyrocervical trunk, costcocervical trunk

Question 32

Vertebral artery

Answer 32

Circle of Willis, travel up transverce foramina enters skull through foramen magnum Right and left join to form basillar artery

Question 33

Interal thoracic

Answer 33

either side of sternum on the inside of thoracic cage Form intercostal arteries Supply intercostal muscles, mediastinum, diaphragm

Question 34

Thyrocervical

Answer 34

gives off inferior thyroid artery | branches to neck/shoulder scapular muscles

Question 35

Costcocervical

Answer 35

gives rise to superior intercostal arteries | First 2 intercostal spaces

Question 36

Axillary artery branches to 6

Answer 36

``` Superior thoracic thoracoacromial lateral thoracic subscapular posterior humeral circumflex anterior humeral circumflex (anatasmose) ```

Question 37

3 regions of Axillary artery

Answer 37

``` before pectoralis - superior thoracic under pectoralis - lateral thoracic - thoracoacromial after pectoralis - subscapular - anterior humeral complex - posterior humeral complex ```

Question 38

Brachial artery location

Answer 38

start at teres major | end at cubital fossa of elbow

Question 39

Brachial artery branches to

Answer 39

Radial artery | Ulnar artery

Question 40

Brachial artery supply

Answer 40

Anterior muscles of arm

Question 41

Profunda brachii artery

Answer 41

branch from brachial artery and travels behind humerus to supply posterior compartment

Question 42

Purpose of collateral arteries around elbow

Answer 42

blood supply bloked when flexing

Question 43

Radial artery supply

Answer 43

anterior compartment of forearm | travel to anatomical snuff box

Question 44

Deep palmar arch from

Answer 44

radial artery

Question 45

Ulnar artery give rise to

Answer 45

superficial palmar arch | common interosseous artery

Question 46

common interosseous artery branches to

Answer 46

anterior and posterior branch | posterior branch supply posterior forearm

Question 47

anterior intercostal arteries anastomoses with

Answer 47

posterior intercostal arteries

Question 48

Descending aorta branches through thorax and gives rise to

Answer 48

``` Bronchial branches Esophgeal branches Posterior intercostal ateries (9) Pericardial branches Superior phrenic branches Subcostal artery ```

Question 49

Thoracic aorta travel down through ___ into abdomen

Answer 49

diaphragm of T12

Question 50

Hiatis for inferior VC

Answer 50

T8

Question 51

Hiatis for esophagus

Answer 51

T10

Question 52

Aortic Hiatis

Answer 52

T12

Question 53

Abdominal aorta 3 single branches

Answer 53

Celiac Trunk Superior Mesenteric Artery Inferior Mesenteric Artery

Question 54

Celiac trunk

Answer 54

1cm long | branches to feed digestive organs

Question 55

Superior Mesenteric artery

Answer 55

supply small intestine and some large intestine

Question 56

Inferior Mesenteric artery

Answer 56

supply large intestine

Question 57

Abdominal aorta paired branches

Answer 57

Renal arteries Suprarenal arteries Gonadal arteries

Question 58

Lumbar arteries

Answer 58

before abdominal aorta bifurcates | gives off 3 or 4 lumbar arteries for vertebral column

Question 59

Abdominal aorta bifurcates to ____

Answer 59

right and left common iliac arteries | Also small median sacral artery

Question 60

Iliac arteries branch to

Answer 60

Internal iliac arteries | External iliac arteries - supply lower limb

Question 61

External iliac artery branches to

Answer 61

Femoral artery

Question 62

Femoral artery supplies

Answer 62

anterior thigh

Question 63

Femoral artery travels through _________ of ____ and travels back to the knee and changes name to ____

Answer 63

adductor hiatus, adductor magnus muscle, popliteal artery

Question 64

popliteal artery branches to

Answer 64

anterior tibial artery - anterior supply posterior tibial artery - posterior supply fibular artery - lateral supply

Question 65

Obturator artery from

Answer 65

internal iliac artery

Question 66

Obturator artery supply

Answer 66

medial compartment of thigh

Question 67

Pulse points 9

Answer 67

``` Temporal artery Facial artery Common carotid artery Brachial artery Radial artery Femoral artery Popliteal artery Posterior tibial artery Dorsalis Pedis artery ```