Download - Body Systems
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BODY SYSTEMSCover Page: •Name•Period•Vocabulary
•Specialized Cells•Homeostasis
•Feedback Inhibition•P. 894 – 895
•Draw a picture of a human
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NERVOUS SYSTEM Major Structures:
Brain Spinal Cord Peripheral Nerves
Function:Tells the body how to
respond to changes in its internal and external environments
Page 1: • Neuron
• Cell Body• Dendrite• Axon
• Impulse• Synapse• P. 894 – 895• How does this
system effect homeostasis in the body
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SKELETAL SYSTEM Major Structures:
Bones Cartilage Ligaments Tendons
Function Support the body Protects internal organs Allows movement Stores internal reserves Provides a site for blood
cell formation
Page 2: •Bones (922)•Bone Marrow (922)•Cartilage (922)•Ligaments (925)•Joints (924) - give an example of each type of joint (6 examples total)• Immovable• Slightly Movable• Freely Movable (4
types)•How does this system effect homeostasis in the body
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MUSCULAR SYSTEM Major Structures:
Skeletal Smooth Cardiac
Function: Works with skeletal
system to produce voluntary movement
Helps to circulate blood and move food through the digestive system
Page 3: •Muscle Cells•Skeletal Muscles (926)•Smooth Muscles (927)•Cardiac Muscles (927)•How does a muscle contract? (928)•Tendon (930)•Why is exercise important to your muscles? (931)•How does this system effect homeostasis in the body
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INTEGUMENTARY SYSTEM Major Structures:
Skin Hair Nails Sweat and oil glands
Function: Serve as a barrier against
infection and injury. Helps keep body
temperature Protect against UV
radiation
Page 4: •Epithelial Cells•Epidermis (934)•Keratin (934)•Melanin (934)•Dermis (935)•Hair Follicles (936)•How does this system effect homeostasis in the body
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CIRCULATORY SYSTEM Major Structures:
Heart Blood vessels Blood
Functions Brings oxygen,
nutrients and hormones to cells
Fights infections Removes cell wastes Helps regulate body
temperature
Page 5: •Blood Cells•Pulmonary Circulation (944)•Systemic Circulation (944)•Valves (945)•Arteries (946)•Capillaries (947)•Veins (947)•High Blood Pressure and
Arthrosclerosis are examples of______ (949)
•How does this system effect homeostasis in the body
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RESPIRATORY SYSTEM
Major Structures: Nose Pharynx Trachea lungs
Functions: Provides oxygen needed
for cellular respiration and removes excess carbon dioxide from the body
Page 6: •Pharynx (956)•Trachea (956)•Larynx (958)•Bronchi (958)•Alveoli (958)•Diaphragm (959)•What are 3 diseases caused by smoking? (962)•How does this system effect homeostasis in the body
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DIGESTIVE SYSTEM Major Structures:
Mouth Pharynx Esophagus Stomach Small and large intestine rectum
Function: Converts foods into
simpler molecules that can be used by the cells of the body
Absorbs food and eliminates wastes
Page 7: •Amylase (979)•Stomach (980)•Small Intestine (981)•3 functions of the
Pancreas (981)•Large Intestine (984) •How does this system effect homeostasis in the body
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EXCRETORY SYSTEM
Major Structures: Skin Lungs Kidneys Urinary bladder Urethra
Functions: Eliminates wastes
products from the body in ways that maintain homeostatsis
Page 8: •What are kidney stones? (988)•How does this system effect homeostasis in the body
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ENDOCRINE SYSTEM
Major Structures: Hypothalamus Pituitary Thyroid Pancreas Ovaries or Testes
Function Controls growth,
development and metabolism
Maintains homeostasis
Page 9: •Hormones (997)•Pituitary Gland (1003)•Thyroid Gland (1005)•Adrenal Gland (1006)•Diabetes Mellitus (1007)
Type 1 (1007)Type 2 (1008)
•How does this system effect homeostasis in the body
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REPRODUCTIVE SYSTEM
Major Structures: Males: Testes,
epdidymis, vas deferens, urethra and penis
Females: Ovaries, Fallopian tubes, uterus and vagina
Function Produces reproductive
cells In females nurtures and
protects developing embryos
Page 10: •Puberty (1009)•Main Function of the male reproductive system (1010)•Main Function of the female reproductive system (1011)•4 phases of menstrual cycle (1013)•How does this system effect homeostasis in the body
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LYMPHATIC/IMMUNE SYSTEM
Major Structures: White blood cells Thymus Spleen Lymph nodes Lymph vessels
Function Helps protect the body from
disease Collects fluid lost from blood
vessels and returns the fluid to the circulatory system
Page 11: •Plasma (951)•Red Blood Cells (952)•White Blood Cells (952)•How do platelets help heal a cut? (953)•Body’s 1st line of defense (1036)•Body’s 2nd line of defense (1036)•Vaccination (1041)•How does this system effect homeostasis in the body