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Questions and Answers
What artery becomes the brachial artery at the level of the teres major muscle?
What artery becomes the brachial artery at the level of the teres major muscle?
Which artery is the main source of blood for the arm?
Which artery is the main source of blood for the arm?
At what level does the posterior and anterior circumflex humeral arteries arise?
At what level does the posterior and anterior circumflex humeral arteries arise?
Where does the subscapular artery, the largest branch of the axillary artery, arise?
Where does the subscapular artery, the largest branch of the axillary artery, arise?
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Which artery supplies structures in the posterior aspect of the arm and terminates by contributing to a network of vessels at the elbow joint?
Which artery supplies structures in the posterior aspect of the arm and terminates by contributing to a network of vessels at the elbow joint?
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Where does the brachial artery become the main vessel for blood supply in the arm?
Where does the brachial artery become the main vessel for blood supply in the arm?
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Which artery descends down the arm immediately posterior to the median nerve?
Which artery descends down the arm immediately posterior to the median nerve?
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Where does the subclavian artery arise from?
Where does the subclavian artery arise from?
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What encloses the axillary artery as it passes through the axilla?
What encloses the axillary artery as it passes through the axilla?
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What is the largest branch of the axillary artery?
What is the largest branch of the axillary artery?
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What arteries supply the posterior aspect of the forearm and the anterior aspect in the distal region of the cubital fossa?
What arteries supply the posterior aspect of the forearm and the anterior aspect in the distal region of the cubital fossa?
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Where do the radial and ulnar arteries anastomose in the hand, forming two arches?
Where do the radial and ulnar arteries anastomose in the hand, forming two arches?
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Which artery moves into the hand anteriorly to the flexor retinaculum, laterally to the ulnar nerve, and divides into two branches in the hand?
Which artery moves into the hand anteriorly to the flexor retinaculum, laterally to the ulnar nerve, and divides into two branches in the hand?
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From which arch do common palmar digital arteries arise, supplying the digits in the hand?
From which arch do common palmar digital arteries arise, supplying the digits in the hand?
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Which artery enters the hand dorsally, crossing the floor of the anatomical snuffbox, and turns medially between the heads of the adductor pollicis?
Which artery enters the hand dorsally, crossing the floor of the anatomical snuffbox, and turns medially between the heads of the adductor pollicis?
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Which artery contributes mainly to supply the thumb and the lateral side of the index finger in the hand?
Which artery contributes mainly to supply the thumb and the lateral side of the index finger in the hand?
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Which artery contributes mainly to supply the rest of the digits and the medial side of the index finger in the hand?
Which artery contributes mainly to supply the rest of the digits and the medial side of the index finger in the hand?
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Where is the superficial palmar arch found in relation to the flexor tendons in the hand?
Where is the superficial palmar arch found in relation to the flexor tendons in the hand?
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Which artery can be accessed superficially within the femoral triangle for clinical procedures such as coronary angiography?
Which artery can be accessed superficially within the femoral triangle for clinical procedures such as coronary angiography?
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Which artery descends down the posterior thigh, giving rise to genicular branches that supply the knee joint?
Which artery descends down the posterior thigh, giving rise to genicular branches that supply the knee joint?
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What is the consequence of an aneurysm of the popliteal artery for the tibial nerve?
What is the consequence of an aneurysm of the popliteal artery for the tibial nerve?
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Which artery supplies the dorsal aspect of the metatarsals and contributes to the supply of the toes via the deep plantar arch?
Which artery supplies the dorsal aspect of the metatarsals and contributes to the supply of the toes via the deep plantar arch?
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Where is the main source of blood for the lower limb located?
Where is the main source of blood for the lower limb located?
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Which artery enters the sole of the foot through the tarsal tunnel and then splits into lateral and medial plantar arteries?
Which artery enters the sole of the foot through the tarsal tunnel and then splits into lateral and medial plantar arteries?
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What does an aneurysm of the popliteal artery lead to in terms of arterial pulsation in the popliteal fossa?
What does an aneurysm of the popliteal artery lead to in terms of arterial pulsation in the popliteal fossa?
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Which artery passes anteriorly between the tibia and fibula, and then moves inferiorly down the leg before becoming the dorsalis pedis artery?
Which artery passes anteriorly between the tibia and fibula, and then moves inferiorly down the leg before becoming the dorsalis pedis artery?
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Where does an aneurysm of the popliteal artery have consequences for other contents within the popliteal fossa?
Where does an aneurysm of the popliteal artery have consequences for other contents within the popliteal fossa?
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Which artery gives rise to perforating branches, which penetrate intermuscular septum to supply muscles in the lateral compartment of the leg?
Which artery gives rise to perforating branches, which penetrate intermuscular septum to supply muscles in the lateral compartment of the leg?
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What is the main artery of the lower limb?
What is the main artery of the lower limb?
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Where does the profunda femoris artery arise from?
Where does the profunda femoris artery arise from?
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Which artery wraps round the anterior, lateral side of the femur?
Which artery wraps round the anterior, lateral side of the femur?
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What happens if the medial femoral circumflex artery is damaged in a fracture of the femoral neck?
What happens if the medial femoral circumflex artery is damaged in a fracture of the femoral neck?
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Through which tunnel does the femoral artery continue down the anterior surface of the thigh?
Through which tunnel does the femoral artery continue down the anterior surface of the thigh?
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Where does the external iliac artery become the femoral artery?
Where does the external iliac artery become the femoral artery?
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What is the function of perforating branches of the femoral artery?
What is the function of perforating branches of the femoral artery?
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Which artery is a continuation of the external iliac artery?
Which artery is a continuation of the external iliac artery?
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Study Notes
Arteries of the Upper Limb
- The axillary artery becomes the brachial artery at the level of the teres major muscle.
- The brachial artery is the main source of blood for the arm.
- The posterior and anterior circumflex humeral arteries arise at the level of the teres major muscle.
- The subscapular artery, the largest branch of the axillary artery, arises from the axillary artery.
- The posterior interosseous artery supplies structures in the posterior aspect of the arm and terminates by contributing to a network of vessels at the elbow joint.
- The brachial artery becomes the main vessel for blood supply in the arm at the level of the teres major muscle.
- The brachial artery descends down the arm immediately posterior to the median nerve.
- The subclavian artery arises from the brachiocephalic trunk.
- The axillary artery is enclosed by the axillary sheath as it passes through the axilla.
- The subscapular artery is the largest branch of the axillary artery.
- The interosseous arteries supply the posterior aspect of the forearm and the anterior aspect in the distal region of the cubital fossa.
- The radial and ulnar arteries anastomose in the hand, forming two arches: the superficial and deep palmar arches.
- The radial artery moves into the hand anteriorly to the flexor retinaculum, laterally to the ulnar nerve, and divides into two branches in the hand.
- The common palmar digital arteries arise from the superficial palmar arch, supplying the digits in the hand.
- The dorsal branch of the radial artery enters the hand dorsally, crossing the floor of the anatomical snuffbox, and turns medially between the heads of the adductor pollicis.
- The princeps pollicis artery contributes mainly to supply the thumb and the lateral side of the index finger in the hand.
- The radialis indicis artery contributes mainly to supply the rest of the digits and the medial side of the index finger in the hand.
- The superficial palmar arch is found superficial to the flexor tendons in the hand.
Arteries of the Lower Limb
- The femoral artery can be accessed superficially within the femoral triangle for clinical procedures such as coronary angiography.
- The femoral artery descends down the posterior thigh, giving rise to genicular branches that supply the knee joint.
- An aneurysm of the popliteal artery may compress the tibial nerve.
- The anterior tibial artery supplies the dorsal aspect of the metatarsals and contributes to the supply of the toes via the deep plantar arch.
- The main source of blood for the lower limb is located at the external iliac artery.
- The posterior tibial artery enters the sole of the foot through the tarsal tunnel and then splits into lateral and medial plantar arteries.
- An aneurysm of the popliteal artery may lead to a loss of arterial pulsation in the popliteal fossa.
- The anterior tibial artery passes anteriorly between the tibia and fibula, and then moves inferiorly down the leg before becoming the dorsalis pedis artery.
- An aneurysm of the popliteal artery may have consequences for other contents within the popliteal fossa, such as the tibial nerve.
- The fibular artery gives rise to perforating branches, which penetrate intermuscular septum to supply muscles in the lateral compartment of the leg.
- The external iliac artery is the main artery of the lower limb.
- The profunda femoris artery arises from the femoral artery.
- The medial femoral circumflex artery wraps round the anterior, lateral side of the femur.
- Damage to the medial femoral circumflex artery may occur in a fracture of the femoral neck.
- The femoral artery continues down the anterior surface of the thigh through the adductor canal.
- The external iliac artery becomes the femoral artery at the inguinal ligament.
- The perforating branches of the femoral artery supply muscles in the anterior compartment of the thigh.
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Description
Test your knowledge of the arterial supply to the upper limb, including the origin of the subclavian artery, the path of the axillary artery, and the branches like circumflex humeral arteries. This quiz covers the anatomy of the upper limb arteries.
