ARTERIAL EVALUATION CH1 Flashcards

1
Q

What are the 3 branches of the aortic arch?

A
  1. The innominate/brachiocephalic artery. Divides into the RT CCA and RT SCA.
  2. LT CCA which terminates at the bifurcation of LT ICA and LT ECA.
  3. LT SCA which terminates at the thoracic outlet.
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2
Q

What is the position of the Subclavian arteries?

A
  • Arches above the clavicle, in front of the apex of the lung and behind the scalenus anterior muscle.
  • Runs laterally and downward to the outer border of the first rib, becoming the axillary artery as it travels along the shoulder to the upper arm.
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3
Q

What are the most important branches of the Subclavian artery?

A

-Vertebral
-Thyrocervical
-Internal Thoracic (Mammary)
-Costocervical

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4
Q

The Axillary artery becomes the brachial after giving off what 7 branches?

A
  • Superior A
    -Thoracic A
    -Thoracoarcromial A
    -Lateral Thoracic A
    -Subscapular A
    -Ant/Post Humeral A
    -Thoracodorsal A
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5
Q

What is the position of the Brachial artery?

A
  • Courses down the upper arm usually ending about 1 cm distal to the bend of the elbow.
  • After it divides into the radial and ulnar arteries.
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6
Q

What is the triangular region located anterior to the elbow called?

A

Antecubital fossa

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7
Q

What is the position of the radial artery?

A
  • Originates from the brachial A.
  • Travels down the lateral side of the forearm into the hand.
  • Branches in the hand to form the superficial palmar arch.
  • Terminates in the deep palmar arch by joining the deep ulnar artery.
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8
Q

What is the position of the ulnar artery?

A
  • Originates from the brachial A.
  • Travels down the medial side of the forearm into the hand.
  • Gives off a deep palmar branch.
  • Terminates in the superficial palmar arch.
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9
Q

What artery is the predominant source of blood to the hand?

A

Ulnar artery

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10
Q

What does the superficial palmar artery consist of?

A
  • The distal portion of the Ulnar artery as it continues into the hand and a branch of the radial artery.
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11
Q

What does the deep palmar (volar) arch consist of?

A
  • The deep palmar branch of the ulnar artery and the distal portion of the radial artery.
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12
Q

Where do the digital arteries arise from?

A
  • Arise from the palmar arches, extend into the fingers, then divide into lateral and medial branches.
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13
Q

Where does the ascending aorta arise from?

A
  • From the left ventricle.
  • Has two beaches, the LT and RT coronary arteries.
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14
Q

The aortic arch is formed by what?

A

The ascending aorta

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15
Q

What is the position of the descending thoracic aorta?

A

it extends downward from the aortic arch to just above the diaphragm.

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16
Q

What are the major visceral branches of the abdominal aorta?

A
  • Celiac artery (trunk), which branches into LT gastric, splenic, and common hepatic arteries.
  • The superior mesenteric artery (SMA)
    -The RT and LT renal arteries.
    -The Inferior mesenteric A
17
Q

What feeds the stomach, liver, pancreas, duodenum, and spleen? Also branches into LT gastric, splenic, and common hepatic arteries.

A

The celiac artery/trunk.

18
Q

What feeds the small intestine, cecum, ascending colon, and part of the transverse colon? Also located approx 1 cm distal to the celiac artery.

A

The Superior Mesenteric Artery
AKA SMA

19
Q

Which arteries occasionally share a common trunk?

A

The celiac artery and SMA

20
Q

Which artery supplies blood to the kidneys, suprarenal glands, and ureters?

A

The renal arteries.

21
Q

What is the location of the LT renal vein?

A

It crosses the aorta anteriorly and and it positioned superior to the renal artery.

22
Q

What is the location of the RT renal artery?

A

After branching off the aorta it course posterior to the IVC.

23
Q

What is the position of the inferior mesenteric artery?

A

It arises from the distal abdominal aorta 3-4 cm above the aortic and can act as collateral connection.

24
Q

Which artery supplies blood to the LT half of the TRV colon, the descending colon, iliac, and sigmoid colon, and part of the rectum.

A

The inferior mesenteric artery.

25
Q

What are the major parietal branches of the abdominal aorta?

A

-Inferior mesenteric artery
-Lumbar arteries
-Middle sacral artery

26
Q

What are the terminal branches of the abdominal aorta?

A

RT and LT common iliac arteries

27
Q

What are the most distal branches of the abdominal aorta? what do they supply blood to?

A

-RT and LT common iliac arteries.
-Supplies blood to the pelvis, abdominal wall and lower limbs.

28
Q

What is the position and size of the internal iliac arteries?

A

They descend into the pelvis, diving into anterior and posterior vessels. 3-4 cm in length.

29
Q

What do the internal iliac arteries supply blood flow to?

A

The pelvic wall, gluteal muscle, pelvic viscera, thigh, and perineum.

30
Q

What is the position of the external iliac arteries?

A

Travels in a lateral and inferior direction along the medial side of the posts major muscle.

31
Q

What does the CFA divide into?

A

The SFA and DFA.

32
Q

What is the position of the SFA?

A

It runs the length of the thigh and enters the popliteal fossa behind the knee, becoming the popliteal artery.

33
Q

What is the landmark for the SFA turning into the Popliteal artery?

A

Hunters canal AKA the adductor canal or adductor hiatus.

34
Q

What is the position of the DFA (AKA profunda femoris)?

A

Arises 5cm from the inguinal ligament on the lateral side.

35
Q

Which artery is the distal continuation of the superficial femoral artery?

A

popliteal artery

36
Q

The popliteal artery gives off gastrocnemius arteries as well as a number of genicular branches to supply blood where?

A

muscles, knee joint, and skin.

37
Q

What does the distal popliteal artery branch into? What is this region referred to as?

A

-ATA (anterior tibial artery)
-Tibioperoneal Trunk
(referred to as trifurcation)