MCB 245 Organ Systems

integumentary

the outer covering of the body, including skin, hair, and nails

function: protects internal tissues, control body temp, sense touch

skeletal

framework of bones, cartilage, ligaments

functions: supports the body, protects soft organs, body cells in bone marrow

muscular

skeletal, smooth, cardiac muscle

function: enable body movement, maintain posture, more substance inside body

nervous

brain, spinal cord, network of nerves

function: gathers sensory info and coordinate voluntary and involuntary actions

endocrine

glands that make and release hormones

function: control growth, metabolism, and reproduction

cardiovascular

heart, blood vessels, blood

function: pump/carry oxygen, nutrients, waste products through body

lymphatic

lymph nodes, spleen, thymus, white blood cells

function: defend infection, disease, lost fluid

respiratory

lungs, trachea, airway passages

function: fresh air to body, remove CO2

urinary

kidney, ureters, bladder, urethra

function: filter toxins and extra water from blood to create and expel urine

digestive

mouth, stomach, small/large intestines

function: break food, absorb nut, eliminate solid

reproductive

internal/external sex organs, such as ovaries and testes

function: produce sex cells (egg/sperm) to create offspring, sustain life