2.  Cells – smallest unit of life  Tissue – a collection of cells that work for a common function

3.  Organ – a collection of tissues working for common purpose  Body system composed of organs working together FOR A COMMON PURPOSE!

6.  Take note on the body systems listed on page 6-7  Leave a little space to add information to as the week goes on

7.  We’ll look today at most basic organs involved in each system.

8.  Includes: Bones and Joints  Functions to protect and support body organs  Framework for movement!

9.  Composed of Muscles – Like this person › Smooth, skeletal, cardiac  Move!  Produce Heat

10.  Lymph vessels  Spleen  Nodes  Disposes of debris, picks up fluid leaked from blood

11.  Just Breathe!  Lungs!

12.  Kidneys  Bladder  Regulate water, eliminate N

13.  Heart  Vessels  Pumps blood and Circulates nutrients, oxygen, waste

14.  Small intestine  Large intestine  Liver  Stomach  Break down food to distribute to body cells!

15.  Make little ones! › Males: Penis, Testis, Prostrate › Female: Ovaries, Uterus, Mammary glands

16.  Hormones! › Hypothalamus › Pituitary › Thyroid › Thymus › Adrenal › Pancreas › Ovaries Testis

17.  Brain  Spinal Cord  Nerves  Fast action baby!

18.  External body covering  Skin, hair, nails

19.  Determine which body system they belong to.

20. Figure 1.11a