Do Now
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Transcript of Do Now
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Do Now
1. What are the jobs of the digestive and urinary systems?
2. How do the digestive and urinary systems work together?
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Quiz on digestive and urinary today
Test a week from today covering EVERYTHING from the human body unit
Announcements
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Quiz over urinary and digestive Intro to nervous and endocrine Mem-Mem-memory is affected by
what?
Agenda
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Good luck!
Quiz
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Nervous System – the body system responsible for helping your body respond to stimuli and react accordingly
Nervous system
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Brain: Control center Spinal cord: The spinal cord is a bundle of nerves
and carries messages to and from the brain. Nerves: collection of nerve-cell extensions bundled
together with blood vessels and connective tissue. A neuron is a special cell that moves messages in
the form of fast-moving electrical energy. These messages are called impulses.
Parts of the nervous system
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Endocrine System – the body system responsible for using glands and hormones to regulate the body
Hormone – a chemical that is made in one organ and travels through the blood to another organ
Endocrine system
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How do hormones work?
• Hormones are produced by endocrine glands or tissues and travel through the bloodstream.
• A gland is a group of cells that make special chemicals in your body.
• Hormones only affect specific target cells that have a specific receptor to that hormone.
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What glands make up the endocrine system?• The pituitary gland secretes hormones that control
other glands.
• The hypothalamus controls the release of hormones from the pituitary gland.
• The pineal gland makes hormones that control sleep, aging, reproduction, and body temperature.
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What glands make up the endocrine system?• The thyroid gland controls metabolism.
• The parathyroid gland controls calcium in the blood.
• Reproductive hormones control reproduction.
• The pancreas regulates blood-sugar levels.
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I’m going to read you a story. As I read, close your eyes and try to
imagine what you are hearing me talk about.
Close your eyes
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You shouldn’t study with music because you will not be able to remember anything that you’ve studied!
We’ll be doing a lab. You’ll be working in groups of three. Yes, it
has to be threes and yes I already have your groups figured out.
Mem-mem-mory