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Anatomy > Blood Vessels > Flashcards

Blood Vessels Flashcards

1
Q

Arteries

A

Supply blood to tissues carries oxygenated blood except pulmonary arteries

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2
Q

Veins

A

Drains blood from tissue carries deoxygenated blood except pulmonary veins

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3
Q

Layer of vessel
Tunica externa

A

Outer most layer, connective tissue, anchors vessels in place

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4
Q

Layer of vessel
Tunica media

A

Middle layer, smooth muscle arranged and rings, contraction and relaxation results in vasoconstriction and vasodilation

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5
Q

Layer of vessel
Tunica interna

A

Inner layer, endothelium, acts as a selectively permeable membrane that allows for simple diffusion of nutrients and gases

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6
Q

arteries branch or diverge multiple times into

A

Vessels with smaller diameters

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7
Q

Arterioles

A

Arteries With very small diameters delivers blood to capillaries

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8
Q

Direction of arterial blood flow largest to smallest

A

Aorta, arteries, arterioles, capillaries

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9
Q

Capillaries

A

Smallest thinnest blood vessel single layer of endothelium
Delivers oxygen and nutrients to tissue removes carbon dioxide and waste from tissues

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10
Q

Perfusion

A

Process of delivering blood to capillaries

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11
Q

Veins

A

Thinner walls than their corresponding arteries due to lower pressures in veins compared to arteries
Larger diameters than their corresponding arteries due to less smooth muscles and venous wall

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12
Q

Venules

A

Small veins that connect directly to capillaries drain blood from capillaries

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13
Q

Venules merge or converge into

A

Larger veins

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14
Q

Direction of venous blood flow smallest to largest

A

Capillaries, venules, veins, superior and inferior vena cava

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15
Q

Capillary bed

A

Blood flows through one capillary bed before returning to the heart
network of capillaries that supply a tissue
most common pathway

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16
Q

Portal system

A

Blood flows through two capillary beds before returning to heart only found in liver and kidneys

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17
Q

Anastomosis

A

Connections between arteries and veins that do not involve capillaries

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18
Q

Arteriovenous anastomosis

A

Shunt
Blood flows from arteries directly to vein, temporary bypassing existing capillaries
occurs in hands feet and ear where they reduce heat loss in cold weather by allowing warm blood to bypass this area

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19
Q

Arterial anastomosis

A

Blood flow from Artery directly into another artery before reaching capillary bed
provide collateral or alternative route of blood supply to tissues
Occurs around joints where body movement may hinder blood flow

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20
Q

Venous anastomosis

A

Most common type of anastomosis
Blood flows from capillary bed to branch Netwerk of veins
Provides collateral root of blood drainage from tissues

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21
Q

Aorta

A

Largest artery in the body distributes oxygenated blood to tissues

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22
Q

Ascending aorta

A

Beginning of a order that sends blood superiority



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23
Q

Aortic arch

A

Curve portion that sends branches to head and upper extremities

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24
Q

Descending aorta

A

Straight portion that descends to thoracic and abdominal cavities

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25
Q

 Ascending aorta branches into

A

Right coronary artery - supplies blood to right side of heart
left coronary artery - supplies blood to left side of heart

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26
Q

Aortic arch Branches into three

A

Brachiocephalic trunk Dash first and largest branch
L Common carotid artery- left cervical region supplies blood to left side of head
Left subclavian artery- deep two left clavicle, supplies blood to left upper extremities and left head

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27
Q

Brachiocephalic trunk branches into two

A

Right subclavian artery Dash deep to right clavicle, supplies blood to right upper extremities and right side of head
Right common carotid Artery – right cervical region, supplies blood to right side of head

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28
Q

Right left common carotid arteries

A

Ascend through anterior neck, lateral to trachea
RL Internal carotid arteries – supplies blood to orbits in most of brain
RL external carotid arteries - supplies blood to extracranial tissue

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29
Q

RL Subclavian Arteries

A

Sends one branch to the head and one branch into The thorax before it continues under clavicle towards the upper extremities
Right left Vertebral arteries dash travels through transverse foramen of cervical vertebrae supplies blood to post to your brain
Right left internal thoracic arteries Dash branches off subclavian arteries and splits into multiple branches at the ribs, supplies blood to posterior ribs and intercostal regions

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30
Q

What artery supply blood to the brain

A

Right left internal carotid arteries and write left vertebral arteries

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31
Q

Circle of Willis

A

Arterial anastomosis formed by branches
Provides collateral circulation for the brain if either a Carotid Or vertebral artery becomes of occluded

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32
Q

Right left subclavian arteries Travel laterally to become the

A

Auxiliary arteries

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33
Q

Right left auxiliary arteries Continue on to become the

A

Brachial artery is

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34
Q

Right left brachial arteries

A

Supplies blood to break or region and splits Into right left radial Arteries, right left ulnar arteries, right left palmar Arches, right last digital arteries

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35
Q

Right left radial‘s arteries

A

Supplies blood to lateral antebrachium

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36
Q

Left right ulnar arteries

A

Supplies blood to medial antebrachium

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37
Q

Right left palmar arches

A

Radial and ulnar arteries two sets of arterial Anastomosis 

38
Q

Right left digital arteries

A

Supplies blood to fingers

39
Q

Descending aorta has two parts

A

Thoracic aorta - descending aorta above diaphragm
Abnormal aorta - descending aorta below diaphragm, ends near L4 vertebra where it divides into right left common iliac arteries

40
Q

Thoracic aorta

A

Multiple small branches
Posterior intercostal arteries- Supplies blood to posterior ribs and intercostal muscles

41
Q

Celiac trunk

A

Most superior branch of abdominal aorta unpaired

42
Q

Trunks

A

Split large short arteries of branches into other major arteries

43
Q

L gastric artery

A

Supplies blood to esophagus and stomach

44
Q

Splenic artery

A

Supplies blood to spleen

45
Q

Common hepatic artery

A

Supplies blood to liver, duodenum, Pancreas

46
Q

Superior mesenteric artery

A

Second major branch of abdominal aorta unpaired supplies blood to small intestines and proximal half of large intestines

47
Q

Right left super renal arteries

A

Paired Supplies blood to adrenal glands

48
Q

Right left renal arteries

A

Paired supplies blood to kidneys

49
Q

Right left gonadal arteries

A

Paired supplies blood to gonads

50
Q

Right left lumbar arteries

A

Paired supplies blood to lower back

51
Q

Inferior mesenteric artery

A

Most into your branch of abdominal aorta before it splits into common iliac arteries unpaired supplies blood to distal half of large intestine

52
Q

RL Common iliac arteries divide into

A

Right left internal iliac arteries - supplies blood to gluteal and inguinal region
Right left external iliac arteries - supplies blood to anterior pelvis before continuing down towards lower extremities to turn into femoral arteries

53
Q

Right left femoral arteries

A

Supplies blood to size continues into popliteal artery is

54
Q

right left popliteal artery

A

Supplies blood to patellar and popliteal region
Continues into anterior tibial artery

55
Q

Right left anterior tibial arteries

A

Supplies blood to crural regions
Continues into plantar arches

56
Q

Right left posterior tibial artery’s

A

Supplies blood to sural regions

57
Q

Right left peroneal Fibular arteries

A

Supplies blood to lateral leg, branches off to the posterior tibial arteries

58
Q

Right left plantar arches

A

Arterial anastomosis of feet

59
Q

RL digital arteries

A

Supply blood to toes

60
Q

SVC

A

Drains blood from body region superior to diaphragm except heart walls, form from the union of right left brachiocephalic vein
Drain blood into superior RA

61
Q

Vic

A

Drain blood from body region inferior to diaphragm, formed from the union of right left common iliac veins, after penetrating through the diaphragm drain blood into inferior RA

62
Q

Right left brachiocephalic veins

A

Thoracic cavity, drains blood into superior vena cava

63
Q

Right left internal jugular vein

A

Cervical region, drains blood from brain into brachiocephalic veins

64
Q

Right left external jugular veins

A

Lateral neck drain blood from extracranial tissue into brachiocephalic veins

65
Q

Right left subclavian veins

A

Upper thoracic cavity, drains blood from upper extremities into brachiocephalic veins

66
Q

Azygos vein

A

Azygos- unpaired
Ascends along vertebral body drains from intercostal veins into SVC

67
Q

Right left brachial vein

A

Brachial region, drains blood from arm into subclavian vein

68
Q

Right left radial and ulnar veins

A

Antebrachial region, drains blood from forearm into brachial vein

69
Q

Right left venous palmar arches

A

Drains blood into radial and ulnar veins

70
Q

Right left digital veins

A

Drains blood from fingers into Venus palmar arches

71
Q

Hepatic veins

A

Inferior to the diaphragm exist superior liver, drains blood from liver into IVC

72
Q

Haptic portal vein

A

Enters inferior liver, drains blood from digestive organs into liver

73
Q

Gastric vein

A

Drains blood from stomach drains into hepatic portal vein

74
Q

Splenic vein

A

Drains blood from spleen and pancreas to hepatic portal vein

75
Q

Superior mesenteric vein

A

Drains blood from the small intestine and proximal half of large intestine into hepatic portal vein

76
Q

Inferior mesenteric vein

A

Drain blood from distal half of large intestine into hepatic portal vein

77
Q

Almost all venous blood drains from the stomach and intestines flow through the liver before entering the IVC why

A

Deliver processes nutrients absorbed by digestive system helps to filter any toxins

78
Q

Venous blood drainage from stomach and intestines flow through the Liver is considered what System and why

A

Considered a portal system because there are two capillary beds
capillary bed one is located in digestive organs Capillary two is located in the liver

79
Q

Right left super renal veins

A

Drains blood from adrenal glands in to IVC

80
Q

Right left renal veins

A

Drains blood from kidneys to IVC

81
Q

Right left gonadal veins

A

Drains blood from gonads into IVC

82
Q

Right left lumbar veins

A

Drain blood from lower back region into IVC

83
Q

Right left internal iliac veins

A

Drain blood from pelvis sacrum and coccyx

84
Q

Right left external iliac vein

A

Drains blood from inguinal region and receives blood from lower extremities via femoral vein

85
Q

Right left femoral vein

A

Drain blood from femoral region and receives blood from leg via popliteal vein

86
Q

Right left great saphenous veins

A

Superficial medial lower extremities longest vein in the body

87
Q

Right left popliteal vein

A

Drains blood from knees

88
Q

Right left anterior tibial vein

A

Drains blood from anterior leg and ankle

89
Q

Right left posterior tibial veins

A

Drain blood from post to your leg and plantar regions

90
Q

Right left peroneal veins

A

Drain blood from lateral leg

91
Q

Right left Venus plantar arches

A

Venous anastomosis of feet

92
Q

Right left digital veins

A

Drains blood from toes into venous plantar arches

Anatomy (19 decks)

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