Wednesday, December 23, 2009

HAPPY HOLIDAYS!!!


HAPPY HOLIDAYS!!! Relax, have fun, stay warm, eat, get the energy... and... don't forget the winter break assignment! :-)

Sunday, December 20, 2009

NERVOUS SYSTEM: SYNAPSE

Click here for an animation on how a synapse occurs.

REFLEX ARC

Click here for a narrated animation on the reflex arc. You can take the quiz after watching the animation.

Thursday, December 17, 2009

HOMEOSTASIS, NEGATIVE FEEDBACK MECHANISMS


Click here for a narrated animation on homeostasis and negative feedback mechanisms. You can take a quiz after watching the animation. How did you do on the quiz?

Monday, December 14, 2009

HOW DO KIDNEYS WORK?


Click here to view an animation on how a kidney works.

EXCRETORY SYSTEM

Click here for a great animation on how the kidney filters blood. Why is glucose returned to the blood but urea is removed from the blood? Can you explain what happens to water? How do the kidneys help maintain a balance in water levels in our bodies? When you sweat, do your kidneys produce a dilute urine or a concentrated urine? Why?

Sunday, December 13, 2009

RESPIRATORY SYSTEM

SWALLOW animation

Click here to observe the process of swallowing and how the epiglottis prevents the food from going into the trachea.

PANCREAS

The human pancreas is an amazing organ with two main functions: [1] to produce pancreatic endocrine hormones (eg, insulin & glucagon), which help regulate many aspects of our metabolism and [2] to produce pancreatic digestive enzymes. Click here to read more.

DIABETES


Diabetes is a disease in which your blood glucose, or sugar, levels are too high. Glucose comes from the foods you eat. Insulin is a hormone that helps the glucose get into your cells to give them energy. Click here to access an interactive tutorial on diabetes. Click here to read more information about diabetes.

Saturday, December 12, 2009

DIGESTIVE SYSTEM Song

Sing along, anticipate the answers to the questions the song makes about the location of the food!!!!

DIGESTIVE SYSTEM: Peristalsis

This animation explains the process of peristalsis, the wave-like contractions that move food along the digestive tract.
http://health.howstuffworks.com/adam-200088.htm

RESPIRATORY SYSTEM

Breathing moves air in and out of the respiratory system. During the respiratory process, gases are exchanged within the body. This animation illustrates how oxygen is carried to the blood as a result of inhalation and carbon dioxide is removed from the body during exhalation.
http://health.howstuffworks.com/adam-200022.htm

CIRCULATORY SYSTEM Song

CIRCULATORY SYSTEM

ENZYME catalyzed reactions

Watch the difference between an enzyme catalyzed reaction and a reaction that takes place without an enzyme. Which reaction takes a longer time?
http://www.stolaf.edu/people/giannini/flashanimat/enzymes/prox-orien.swf

ENZYMES video clip

This short video clip is a very good visual explanation on how enzymes work.
http://highered.mcgraw-hill.com/sites/0072495855/student_view0/chapter2/animation__how_enzymes_work.html

Wednesday, December 9, 2009

1. CELLS ALIVE: Organelle interactive review

http://www.cellsalive.com/cells/3dcell.htm

How many organelles do you recognize? Match each organelle with its correct function!

PHOTOSYNTHESIS and CELLULAR RESPIRATION

How Cells Obtain Energy from WVPT on Vimeo.

PHOTOSYNTHESIS Song: sing along :-)

Photosynthesis Song from Simple Science on Vimeo.

PHOTOSYNTHESIS VIDEO class

Untitled from Margarita Alonso on Vimeo.

WELCOME!!!!

I hope you find this blog helpful. I will be uploading interesting articles, video clips, games, and animations that are good to review the different topics we cover in class!