subcutaneous fat - protection muscles and bones, controls body temperature
Slide 8 - Slide
epidermis
dermis
sebaceous gland
subcuntaneous tissue
hair
sweat gland
Slide 9 - Drag question
assignment
read paragraph 5.7 and write down the difficult words
homework: 35 till 38
but first review your answers to paragraph 5 and 6
Slide 10 - Slide
5.8 the nervous system
Slide 11 - Slide
To which organ system does the brain belong?
A
Digestive
B
Respiratory
C
Nervous
D
Skeletal
Slide 12 - Quiz
The central nervous system (CNS)
Slide 13 - Slide
The central nervous system is divided into two major parts: the brain and the spinal cord.
The Peripheral nervous system
Slide 14 - Slide
Slide 15 - Video
Spinal cord
The nerves connect the central nervous system to all parts of the body.
Impulses are passed to the brain through nerves in the spinal cord. The spinal cord starts at the brain and ends in the lumbar vertebrae in the lower back.
Spinal cord
Vertebra
Nerve
Slide 16 - Slide
How does the nervous system work?
Notes:
Sensory cell receive stimulus from outside (for example chocolate)
Sensory cells = impulses
nerves
brain
muscles
Slide 17 - Slide
The brain
Cerebrum: processes impulses + memories
Cerebellum: coordinates your movements + maintains balance.
Brain stem: connects brain to spinal cord + automatic functions.
Slide 18 - Slide
Slide 19 - Slide
Slide 20 - Slide
CEREBELLUM
CEREBRUM
MEDULLA
THALAMUS
Slide 21 - Drag question
Scan the chapter
Read paragraph 5.8
Make a list of all the new (difficult) biology words in the paragraph and write down their meaning.
Slide 22 - Slide
Elevator pitch
You'll have to give a one minute speech about the nervous system with all of the new words.
Practice with your neighbor.
3 students will be randomly selected to give the speech.
Slide 23 - Slide
Homework
read paragraph 5.8 write down the difficult words
homework: 42 till 44, but first review your homework from last lesson