Blood

Question 1

Flow of blood to the heart

Answer 1

Deoxygenated Blood From Tissue Capillaries
	 	↓
		Superior Vena Cava (from head, arms, thoracic)
		↓
		Inferior Vena Cava (from abdomen, legs)
		↓
		Coronary Sinus (from heart)
		↓	
		Right Atria
		↓
		Right Atrio-Ventricular Valve (tricuspid)
		↓
		Right Ventricle
		↓
		Pulmonary Semilunar Valve
		↓
		Pulmonary Trunk
		↓
		Large Elastic Pulmonary Arteries
		↓
		Medium Muscular Arteries
		↓
		Small Arteries=Arterioles
		↓
		Lung Capillaries
		↓
		Oxygenated Blood
		↓
		Venules/Small Veins/Venous Plexus
		↓
		Medium Veins
		↓
		Large Veins
		↓
		Pulmonary Veins
		↓
		Left Atria
		↓
		Left Atrio-Ventricular Valve (bicuspid, mitral)
		↓
		Left Ventricle
		↓
		Aortic Semilunar Valve
		↓
		Aorta
		↓
		Large Diameter Elastic Arteries
		↓
		Medium Diameter Muscular Arteries
		↓
		Small Diameter Arteries=Arterioles
		↓
		Tissue Capillaries
		↓
		Deoxygenated Blood From Tissue Capillaries
		↓
		Superior Vena Cava (from head, arms, thoracic)
		↓
		Inferior Vena Cava (from abdomen, legs)
		↓
		Coronary Sinus (from heart)
		↓
		Right Atria

Question 2

Left arm flow artery

Answer 2

Aortic arch, Left subclavian, left brachium (deep brachial vein), left radial ulnar (anterior and posterior interosseous arteries)

Question 3

Right arm flow artery

Answer 3

Brachiocephalic trunk, Right subclavian, axillary, brachial (deep brachial. breaks off), right Radial ulnar (anterior and posterior interosseous arteries)

Question 4

Veins of forearm

Answer 4

superficial:
cephalic - lateral
Basilica - medial
Median cubital - connects cephalic and basilica at the elbow
All the same as arteries