Organs Systems: parts & purpose 😩

Integumentary system parts

skin, hair, nails

Integumentary system purpose

protects, temp regulation, sensation, water retention

Muscular system parts

primary skeletal muscles

Muscular system purpose

movement, posture, heat protection

Skeletal system parts

bones, cartilage, ligaments

Skeletal system purpose

protects, supports, movement, blood formation

Tendon

muscle to bone

Ligament

bone to bone

Cartilage

bone not ossified

Lymphatic system parts

lymph nodes, lymphatic vessels, lymph, thymus, spleen, tonsils

Lymphatic system purpose

immunity, fluid balance, defense against diseases

Cardiovascular system parts

heart, arteries, veins, capillaries

Cardiovascular system purpose

heart - pump, vascular-transportation system

Arteries

ox. rich blood, to body

Veins

ox. poor blood, to heart

Capillaries

thinnest, ox. exchange occurs

Digestive system parts

stomach, small + large intestines, esophagus, liver, mouth, pancreas

Digestive system purpose

breakdown and absorption of nutrients, elimination of waste

Amylase

enzyme, breaks down sugars and starches

Lysozyme

enzyme, breaks down bacteria

Bolus

chewed food

Chyme

bolus broken down by HCI acid

Esophagus

connects mouth to stomach

Small intestine

absorption

Large intestine

elimination

Respiratory system parts

nose, pharynx, larynx, trachea, bronchi, lungs

Respiratory system purpose

gas exchange, speech, O2 in CO2 out

Pharynx

back of throat

Nervous system parts

brain, spinal cord, sense organs

Nervous system purpose

control, regulation, coordination of systems, memory, speech

Endocrine system parts

pituitary gland, adrenals, pancreas, thyroid, parathyroids, other organs

Endocrine system purpose

hormone production

Urinary system parts

Kidneys, ureters, urinary bladder, urethra

Urinary system purpose

excretion of wastes, regulates blood volume and pressure, controls fluids and electrolytes

Male reproductive system parts

testes, vas deferens, prostate, seminal vesicles, penis

Male reproductive system purpose

produce and deliver sperm, secretion of sex hormones

Female reproductive system parts

ovaries, fallopian tubes, uterus, vagina, breasts

Female reproductive system purpose

production of ovum (eggs), site of fertilization and fetal development and birth, lactation, secretion of sex horomones