Welcome mr hickey s class
Download
1 / 35

Welcome Mr. Hickey’s Class! - PowerPoint PPT Presentation


  • 108 Views
  • Uploaded on

Welcome Mr. Hickey’s Class!. Digestive System. Mr. Brainard 7 th Health. Unit Outline. Crossword Puzzle – 10 pts Quiz – 20 pts Notebook Check – 10 pts Review Sheet – 35 pts Exam – 50 pts Total of 125 points! You will find all materials on my website!

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Welcome Mr. Hickey’s Class!' - lacy


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

Digestive system

Digestive System

Mr. Brainard

7th Health


Unit outline
Unit Outline

  • Crossword Puzzle – 10 pts

  • Quiz – 20 pts

  • Notebook Check – 10 pts

  • Review Sheet – 35 pts

  • Exam – 50 pts

  • Total of 125 points!

  • You will find all materials on my website!

  • If absent, you need to see me to make up work!


Plate it intro activity
Plate It! Intro Activity


Digestive system learning goals
Digestive System Learning Goals

  • Understand the structure and function of the digestive system.

  • Identify problems and diseases associated with the digestive system.

  • Identify techniques that keep the digestive system healthy.


Lets get a quick visual of the system and how it works
Lets get a quick visual of the system and how it works!

  • http://www.youtube.com/watch?v=Z7xKYNz9AS0


3 main functions
3 Main Functions

  • a. Digestion – breakdown of foods within stomach and intestines for use by body’s cells

  • b. Absorption – passage of digested food from digestive tract into blood

  • c. Elimination – body’s expulsion of undigested food or body wastes.


The digestive process
The Digestive Process

  • 4 sections

    • 1. Mouth

    • 2. Throat

    • 3. Stomach

    • 4. Intestines


The digestive process mouth
The Digestive Process - Mouth

  • a. Teeth break food you eat into smaller pieces

  • b. Mastication – the process of chewing

  • c. Saliva is produced by salivary glands. Saliva contains an enzyme that breaks down food in the mouth – Amylase.


The digestive process mouth1
The Digestive Process - Mouth

  • d. Tongue – shapes and prepares food for swallowing

    • Make sure to brush tongue to avoid bad breath!!!


The digestive process the throat
The Digestive Process – The Throat

  • a.The uvula – small flap of tissue at the back of the throat that prevents food from going to the nasal passages

  • b.The epiglottis – flap of tissue which covers the throat, preventing food from entering your airways.


The digestive process the throat1
The Digestive Process – The Throat

  • c. When food is swallowed, it enters the esophagus– a 10 inch tube that connects the throat to the stomach

  • d.Peristalsis– series of involuntary muscle contractions that move food through the digestive system

  • e. (similar to squeezing a tube of toothpaste from the bottom up)


Peristalsis
Peristalsis

  • http://www.youtube.com/watch?v=YJ34Qx6hzJk


The digestive process stomach
The Digestive Process - Stomach

  • a. Stomach - hollow sac-like organ connected to the esophagus

  • b. Functions:

    - digests food with gastric juices

    - moves food into small intestine

  • c. Converts food into chyme- a creamy mixture of food and gastric juices.


The digestive process intestines
The Digestive Process - Intestines

  • a. from the stomach, food moves into small intestines

    • 20-23 feet long, 1 inch in diameter

    • This is where most of the nutrients from food are absorbed into the body!!!

  • b. inner lining contains villi – tiny fingerlike projections that help absorb nutrients


The digestive process intestines1
The Digestive Process - Intestines

  • c. any unabsorbed material goes from the small intestine into the large intestine

  • d. here water is absorbed; helps to eliminate waste

  • e. undigested food passes through the large intestine; or the colon

  • f. exited through the anus


Helpers of the digestive system
Helpers of the Digestive System

1. It is important to note food DOES NOT pass through these organs!

2. Pancreas

a. produces enzymes to help break down food

b. produces insulin to help regulate blood sugar levels


Helpers of the digestive system1
Helpers of the Digestive System

3. Liver

a. produces bile

b. Bile – a green fluid that helps breakdown fats

4. Gallbladder

a. small pouch which stores the bile


Crossword puzzle 10 pts
Crossword puzzle – 10 pts

  • Identify parts of the digestive system









Digestive system care
Digestive System Care

  • 1. Eat foods high in fiber!

    • Fiber helps food and waste pass through the digestive tract

    • Reduces risk of colon cancer

    • Beans, Prunes, Pears, and Leafy Green Vegetables are good sources


Digestive system care1
Digestive System Care

  • 2. Drink plenty of water

    • 8 glasses a day!

    • Helps keep things moving regularly


Digestive system care2
Digestive System Care

  • 3. Eat slowly and don’t hurry through your meals

    • Eating too fast can cause gas or indigestion


Extra credit
Extra Credit!

  • EXTRA CREDIT – DIGESTIVE SYSTEM

  • 1. EAT A MEAL/SNACK WITH HIGH FIBER AND LOW IN FAT

  • TO EARN CREDIT FOR THIS, YOU MUST BRING IN THE FOOD LABEL OF THE SNACK YOU ATE AND ATTACH IT TO THE EXTRA CREDIT SHEET

  • 2. DRINK 8 GLASSES OF WATER IN A DAY

  • THIS CAN ONLY BE COMPLETED ON A WEEKEND SO YOU CAN HAVE YOUR PARENTS WITNESS THIS THROUGHOUT THE DAY. HAVE THEM SIGN EXTRA CREDIT SHEET!

  • 3. HAVE A 30 MINUTE SIT DOWN DINNER WITH YOUR FAMILY! EAT SLOWLY, RELAX, AND ENJOY YOUR MEAL!

  • HAVE YOUR PARENT FILL OUT AN EXTRA CREDIT WITNESS SLIP AFTER YOUR DINNER!


ad