Learning Target: 1. Excretory and Integumentary Systems 2

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Presentation transcript:

Learning Target: 1. Excretory and Integumentary Systems 2 Learning Target: 1. Excretory and Integumentary Systems 2. Digestive System Test Corrections No Science Starter Today! Pick up HW #29 (white) Pick up Body Systems Workbook

Announcements: 1. New Seating Chart 2 Announcements: 1. New Seating Chart 2. Return all Worth the Wait Forms 3. All Corrections or Missing Assignments MUST be turned in by Friday April 8 4. Body System DCA Tuesday April 19 5. HW question of the day

Functions of the Integumentary System pg 30 Forms a protective covering over the body

Functions of the Integumentary System Forms a protective covering over the body Maintains homeostasis—regulates body temperature

Functions of the Integumentary System Forms a protective covering over the body Maintains homeostasis—regulates body temperature Excretes wastes— sodium chloride (salt), water, urea

Functions of the Integumentary System Forms a protective covering over the body Maintains homeostasis—regulates body temperature Excretes wastes— sodium chloride (salt), water, urea Sensory organ— nerve endings are sensitive to temperature, pressure, & touch

Functions of the Integumentary System Forms a protective covering over the body Maintains homeostasis—regulates body temperature Excretes wastes— sodium chloride (salt), water, urea Sensory organ—nerve endings are sensitive to temperature, pressure, & touch Produces vitamin D in the epidermis using sunlight

Which is NOT a function of the integumentary system? To prevent substances from entering the body To help keep body temperature stable To remove wastes from the body To absorb oxygen into the body 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Layers of Skin Epidermis = surface layer Cells on top are dead New cells are constantly produced at the bottom Cells produce melanin (pigment that gives you skin color)

Layers of Skin Dermis = layer under epidermis Thicker than epidermis Contains blood vessels, nerves, oil and sweat glands Fat cells stored under the dermis

Which part of the skin makes new skin cells? Epidermis Dermis Fat cells Sweat glands 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Skin Brainpop http://www.brainpop.com/health/bodysystems/skin/preview.weml

Test Corrections: You will get ½ the points back for any question answered incorrectly. (All or nothing) You must provide an explanation of the correct answer and WHY the answer is correct. (Complete sentences please!)