week 1: cardiovascular system

Question 1

What is the function of the heart?

Answer 1

• contract and pump oxygenated blood to the body and deoxygenated blood to the lungs continuously and evenly according to the state of the body

Question 2

what are seven functions of the cardiovascular system?

Answer 2

• transport for cellular respiration
• supply o2 and nutrients
• removes waste (e.g. CO2)
• heat regulation
• endocrine hormonal transport
• immune function supply
• regulation of blood volume

Question 3

What are the 3 layers of the heart wall?

Answer 3

• pericardium
• myocardium,
• endocardium