Biology Body System Matching Notes

Body System Matching

Match the body system part with its correct description.

Digestive System

  • Esophagus: (j) carries food from the mouth to the stomach
  • Stomach: (c) churns to mechanically digest food; chemically digests proteins
  • Small Intestine: (g) most chemical digestion happens here; nutrients are absorbed into the blood
  • Large Intestine: (n) absorbs water from digested food; bacteria are found here to help digest plant material (fiber)
  • Liver: (m) makes bile to help break down fats; detoxifies harmful substances
  • Gall Bladder: (f) stores bile made in the liver
  • Pancreas: (b) makes digestive enzymes; helps control blood glucose (sugar) levels

Circulatory System

  • Heart: (d) pumps blood throughout the body

Respiratory System

  • Trachea: (k) carries air from the mouth and nose to the lungs
  • Lungs: (h) takes in oxygen and releases carbon dioxide
  • Diaphragm: (e) relaxes and contracts to help bring air into the lungs

Excretory System

  • Kidneys: (i) filters the blood
  • Bladder: (p) stores urine

Nervous System

  • Brain: (a) helps you sense and response to your environment

Immune System

  • Spleen: (o) stores white blood cells recycles old red blood cells

Other

  • Larynx: (l) contains the vocal chords