Blood Supply

Question 0

What are veins?

Answer 0

Take blood to the heart and work under low pressure so don’t hold their shape and converge into venules

Question 1

What are arteries?

Answer 1

Carry blood away from the heart
Elastic and muscular and hold their shape as they work under high pressure
A branch into arterioles

Question 2

How is the head and neck supplied?

Answer 2

The right and left common carotid arteries which branch

Question 3

What do the right and left common carotid arteries branch into?

Answer 3

1. Internal carotid artery for the brain

3. External carotid artery for the face and neck

Question 4

How is blood taken away from the head and neck?

Answer 4

The jugular venous system

Question 5

What does the jugular venous system contain?

Answer 5

1. internal jugular vein that drains the brain

2. the external and anterior jugular veins that drain the gave, scalp and neck

Question 6

How is the upper limb supplied?

Answer 6

The subclavian artery which is called the brachial artery in the arm and the oscillate artery in the armpit

Question 7

How is the upper limb drained?

Answer 7

A superficial Venous system consisting of the cephalic vein and the basillic vein

Question 8

How is the thorax supplied?

Answer 8

The descending aorta which has branches for the intercostal spaces, the trachea and the oesophagus

Question 9

How is the thorax drained?

Answer 9

Deep veins drain to superior thorax
The right is called the oxygous vein
The left is called the hemiazygous vein

Question 10

How is the abdomen supplied?

Answer 10

Branches of the aorta as it comes through the diaphragm

Question 11

What does the branch of the aorta called the coeliac trunk supply and what are its branches?

Answer 11

The superior organs

1. superior mesenteric artery supplied the small intestine and the start of the large
2. the renal arteries supply the kidneys
3. the inferior mesenteric artery supplies the rest of the large intestine

Question 12

What blood does the IVC collect?

Answer 12

The kidneys blood
The filtered blood of the liver
The blood of the lower limbs and the pelvis

Question 13

How is the pelvis supplied?

Answer 13

The aorta > common illiac arteries > internal illiac artery which supplies the pelvic viscera and and muscles

Question 14

How is the lower limb supplied?

Answer 14

External illiac artery > The femoral artery supplies the thigh which becomes the popliteal artery to supply the knee and the rest of the leg

Question 15

What are the superficial veins of the lower limb?

Answer 15

The great saphenous vein (big toe up the front) and the small saphenous vein (little toe up the back)

Question 16

What does the hepatic portal system do?

Answer 16

Drains the organs via the hepatic portal vein which takes everything except large fats which go through the lymphatics