princess

• 18 the breakdown


  DIGESTION
• Digestion

  1. Food particles into

  2. smallest and absorbable nutrients

  3. needed by the body
• DIGESTION ENDS IN THE SMALL INTESTINE
• VILLI


  Hair-like structure within the Small Intestine which ABSORBS
• PANCREAS


  Located below the stomach which SECRETES PANCREATIC JUICES
• GALL BLADDER


  A small sac which STORES BILE from the LIVER and RELEASES it
• Enzymes


  • Amylase - catalyzes the breakdown of starch
  • Pepsin - catalyzes the breakdown of proteins
  • Lipase - catalyzes the breakdown of fats and oils
  • Maltase - catalyzes the breakdown of maltose
• Cell Cycle


  An ordered cycle of cell growth, DNA replication and cell division that leads to the formation of daughter cells
• Genotype


  Genetic makeup of an organism
• Dominant


  Trait that is expressed when present
• Tall


  Dominant trait
• Short


  Recessive trait
• Black hair


  Dominant trait
• Red hair


  Recessive trait
• Homozygous recessive


  ee (hidden)
• Trait


  Characteristic of an organism
• Homologous chromosomes are pairs of chromosomes that contain the same genes
• Meiosis


  1. Gametes/sex cells are produced

  2. Egg cells (oogenesis)

  3. Sperm cells (spermatogenesis)
• Diploid cells have 46 chromosomes
• Haploid cells have 23 chromosomes
• Fertilization


  Fusion of egg and sperm cells
• Genetics is the study of heredity and the genes that are passed on from parents to their offspring
• Gregor Mendel proposed the fundamental laws of inheritance
• GERD is a frequent episode of reflux
• Peptic ulcer is an open sore in the stomach
• Constipation is difficulty in bowel movement
• Acute cholecystitis is gallstone in the gallbladder
• Colon cancer is cancer of the colon
• Respiratory System
• Human Breathing System


  • Responsible for taking oxygen and expelling carbon dioxide
• Parts of Respiratory System

  • Nose
  • Mouth
  • Nasal Cavity
  • Nasal Passageways
  • Pharynx
  • Larynx
  • Trachea
  • Lungs
• Nasal Cavity and Nasal Passageways

  The aim in passing this part is to warm, humidify and clean the air
• Pharynx


  Our throat
• Larynx


  Our voice box
• Trachea


  Also known as the windpipe, it is an empty tube that serves as a passageway of air into the lungs
• Lungs


  The main organs
• le prince - the prince