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Anatomy > Circulatory System > Flashcards

Circulatory System Flashcards

1
Q

What is the circulatory system composed of?

A

Cardiovascular system

Lymphatic system

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2
Q

What is the cardiovascular system composed of?

A

Pulmonary and systemic circulation

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3
Q

What are the Great Vessels?

A

Vessels directly connected to the heart chambers

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4
Q

What is contained in a NVB?

A

Artery
Vein
Nerve

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5
Q

What is an anastomosis?

A

Connection between arteries without a capillary network in between?

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6
Q

Example of an anastomosis?

A

Circle of Willis

Limb joints

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7
Q

What is an end artery?

A

Only arterial blood supply to a particular area

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8
Q

Example of an end artery?

A

Central artery if retina
Digital
Coronary

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9
Q

What is sympathetic tone (tonus)?

A

Constant low level contraction of smooth muscle

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10
Q

What are the 4 parts of the Aorta?

A

Ascending
Arch
Thoracic
Abdominal

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11
Q

What are the 3 branches of the arch of the aorta?

A

Brachiocephalic trunk (right common carotid and right subclavian)
Left common carotid
Left subclavian

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12
Q

What does the common carotid bifurcate into?

A

External carotid

Internal carotid

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13
Q

What does the carotid sinus do?

A

Detects changes in arterial BP

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14
Q

What does the carotid body do?

A

Detects blood gas levels and pH

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15
Q

What Cranial Nerve inervates the carotid sinus and carotid body?

A

Glossopharyngeal Nerve

CNIX

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16
Q

What arteries supply the brain?

A

Internal carotid

Vertebral artery

17
Q

Through what route does the carotid artery reach the brain?

A

Via the Carotid canal

18
Q

How does the vertebral artery reach the brain?

A

Through the foramen magnum

19
Q

What forms the Basilar artery?

A

The left and right vertebral artery

20
Q

What aspect of the brain is the circle of Willis

A

Inferior aspect

21
Q

What does the Abdominal Aorta bifurcate into?

A

The common iliac arteries

22
Q

What do the common iliac arteries supply?

A

The pelvis
Perineum
Lower limbs

23
Q

What do the common iliacs bifurcate into?

A

Internal iliac artery

External iliac artery

24
Q

What does the internal iliac artery supply?

A

Pelvis

Perineum

25
Q

What does the external iliac artery supply?

A

Lower limb

26
Q

What pulses is in the neck?

A

Carotid pulse

27
Q

What are the pulses in the upper limb?

A

Brachial pulse

Radial pulse

28
Q

What are the pulses of the lower limb?

A

Femoral
Popliteal
Posterior tibial
Dorsalis Pedis

29
Q

What pumps the venous blood back towards the heart?

A

Skeletal muscle pump
Venous valves
Pressure changes in the chest cavity due to breathing

30
Q

What are the 2 sets of veins?

A

Superficial

Deep

31
Q

Where do the superficial veins run?

A

Superficial fascia

32
Q

Where do the deep veins run?

A

Deep fascia

33
Q

What are the 2 main venous systems?

A

Hepatic portal venous system

Systemic venous system

34
Q

What does the hepatic portal venous system do?

A

Drains venous blood from the absorptive parts of the GI tract and associated organs to the liver for cleaning.

35
Q

What does the systemic venous system do?

A

Drains venous blood from all other organs and tissues to the SVC of IVC.

36
Q

What do lymph nodes contain?

A

WBCs to filter fluid and fight infection

37
Q

Where is lymph drained into?

A

The central veins at the root of the neck at the venous angles.

38
Q

Where does the upper right quadrant lymph drain into?

A

The right venous angle via the right lymphatic duct

39
Q

Where does the rest of the body’s lymph drain into?

A

The left venous angle via the thoracic duct

Anatomy (9 decks)

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