1. What is the function of the skeletal system?
1. What is the function of the skeletal system?
To support the weight of your body
Watch the replay of this ACL tear.
• http://www.youtube.com/watch?v=84OUUz3u7Lc
Because her knee was forced to move a way in which it was not intended, the ligament holding the thigh and shin bone together snapped. This leaves the knee unstable due to only tendon connection.
Let’s observe the knee structure.
• http://kidshealth.org/teen/interactive/muscles_it.html
Let’s observe the knee structure.
2. Is a ligament a part of the muscular or skeletal system?
3. What is the function of the muscular system?
4. Muscles can only pull so they must work in __________.
Why does it affect girls more than boys?
• http://www.youtube.com/watch?v=_MXKIHXXGlo
Skeletal system/Muscular systemDraw and label parts. Write the function
Ligament
Tendon
Glue your muscular/skeletal system page into your journal.
• Add to your table of contents.1. System Research2. Skeletal/muscularmain ideas3. Skeletal/muscular virtual research4. Cardiovascular Activity
Cardiovascular System
Exercise:
Pulse Before: _________ pulses/minute
Pulse After: __________ pulses/minute
Find your pulse at your neck, wrist, or temple. These are major arteries
(blood coming FROM your heart).
Count the pulse for 15 seconds
How can a figure the number for a minute?
Figure it and record it in the before blank.
Do the following exercise of your choice for 3 minutes.
• Jog in place• March in place• Arm circles• Jumping jacks
Let’s get our hearts pumping.
Find your pulse at your neck, wrist, or temple. These are major arteries
(blood coming FROM your heart).
Count the pulse for 15 seconds
How can a figure the number for a minute?
Figure it and record it in the after blank.
Thinking questions.
What is the relationship between physical activity and pulse rate?
What physical activity caused the pulse rate to increase the most?
Write and answer this question on the page you wrote your pulse rates.
Why do you think the physical activity caused your heart to pump faster?
Parts of the circulatory system.
1. Heart – Two top
chambers- atria
– Two bottom chambers- ventricles
Parts of the circulatory system.
2. Blood Vessels
Parts of the circulatory system.
• Blood Vessels– Arteries- carry
blood away from the heart
Parts of the circulatory system.
• Blood Vessels– Arteries- carry
blood away from the heart
– Veins- carry blood to the heart
Parts of the circulatory system.
• Blood Vessels– Arteries- carry
blood away from the heart
– Veins- carry blood to the heart
– Capillaries- one blood cell thick and exchanges waste, water, and oxygen with tissues.
Parts of the circulatory system.3. Blood (is made in
bone marrow!!!)
Parts of the circulatory system.• Blood (is made in
bone marrow!!!)– Red Blood Cells:
Delivers oxygen
Parts of the circulatory system.• Blood (is made in
bone marrow!!!)– Red Blood Cells:
Delivers oxygen– White Blood Cells:
Fight diseases
Parts of the circulatory system.
• Blood (is made in bone marrow!!!)– Red Blood Cells:
Delivers oxygen– White Blood Cells:
Fight diseases– Platelets: Stop
bleeding
What organs allow the circulatory system to function?
What is the function of the circulatory sytem?
What organs allow the circulatory system to function?Heart, blood vessels, and blood
What is the function of the circulatory sytem?To transport food and oxygen to body cells and remove cell waste.
Circulatory system
Draw and label parts.
Write the function
Get out questions to “The Body’s Transportation System.”
We are going to grade them.
We are using a lung model to learn about the respiratory system.
Simulation of Breathing
• http://teachhealthk-12.uthscsa.edu/studentresources/AnatomyofBreathing3.swf
What do you think is happening in this picture?
TracheaLung
Diaphragm
Write the questions and answers on the lab paper I handed you.
Why do we have nasal hairs?
What is the difference between a mechanical and chemical change?
Saliva
Digestive System Video
• http://player.discoveryeducation.com/index.cfm?guidAssetId=F4055638-FF3E-4EE4-9853-B932E885D3DE&blnFromSearch=1&productcode=US