Arteries and Their Functions

Dr. Mike explains the aorta and its branches, starting from the heart's left ventricle. The video covers the brachiocephalic, carotid, subclavian, and brachial arteries, detailing their roles in supplying blood to the head, arms, and other parts of the body. It also discusses the descending aorta and its branches, including the celiac trunk, superior and inferior mesenteric arteries, and the common iliac arteries, which supply blood to the abdomen and legs.

What is the primary function of the brachiocephalic artery?

• To supply blood to the legs

• To supply blood to the head and arm

• To supply blood to the liver

• To supply blood to the stomach

Which artery is located behind the clavicle?

• Left subclavian

• Right subclavian

• Left common carotid

• Right common carotid

What percentage of the brain's blood supply is provided by the internal carotid arteries?

• 70-75%

• 60-65%

• 50-55%

• 80-85%

Which artery is commonly used for manual blood pressure readings?

• Radial artery

• Brachial artery

• Ulnar artery

• Femoral artery

What is the most lateral artery in the forearm?

• Femoral artery

• Radial artery

• Ulnar artery

• Brachial artery

Which organ is NOT supplied by the celiac trunk?

• Spleen

• Liver

• Stomach

• Kidneys

What is the primary role of the superior mesenteric artery?

• To supply blood to the heart

• To supply blood to the small intestines

• To supply blood to the lungs

• To supply blood to the brain

Which arteries supply blood to the kidneys?

• Iliac arteries

• Renal arteries

• Mesenteric arteries

• Celiac arteries

What is the function of the inferior mesenteric artery?

• To supply blood to the upper limbs

• To supply blood to the lower limbs

• To supply blood to the large intestines

• To supply blood to the heart

Which artery branches into the femoral artery?

• Brachial artery

• Subclavian artery

• Common iliac artery

• Radial artery