Organ Systems Flashcards

1
Q

integumentary system

A

skin system - functions:

  • protects deep tissues from injury, internal organs from temp changes
  • produces vitamin d
  • contains pain & pressure receptors
  • contains sweat & oil glands
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2
Q

layers of skin

A
  1. epidermic (outer - mostly adipocyte fat cells)
  2. dermis (middle)
  3. hypodermis (inner)
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3
Q

skeletal system

A

functions:

  • framework for muscular system/where muscles attach
  • protects & supports bodily organs
  • houses red blood cells, stores minerals
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4
Q

muscular system

A

functions:

  • allows for body mvmt
  • allows us to perform all daily activities
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5
Q

types of muscular tissue

A

cardiac
skeletal
smooth

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6
Q

nervous system

A

brain, spinal cord, nerves

functions:

  • internal communication btwn body’s cells (via electrical impulses)
  • allows body to respond to internal & external environment
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7
Q

digestive system

A

functions:

  • breaks food down into small molecules
  • absorbs those molecules into blood stream as nutrients
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8
Q

endocrine system

A

glands (mainly thyroid, adrenal glands in brain)
functions:
-make hormones that regulate reproduction and metabolism
-ATP production from glucose molecules

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9
Q

metabolism

A

chemical reactions that enable bodily function

  1. catabolism (breakdown of complex structures into simple ones)
  2. anabolism (synthesis of complex structures from simple ones)
  3. cellular respiration (ATP production)
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10
Q

cardiovascular system

A

heart, blood vessels, blood

functions:

  • moves oxygen & nutrients throughout body
  • arteries = delivery, veins = removal
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11
Q

lymphatic system

A

network of vessels and nodes throughout the body

functions:
- immunity, fighting off disease
- drains excess fluid back to the heart

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12
Q

respiratory system

A

functions:

  • keeps blood supplied w/oxygen
  • removes waste CO2 (byproduct of metabolism)
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13
Q

urinary system

A

functions:
- excretion of waste from body
- regulates bloods water & electrolyte balance
- helps move nutrients & waste thru body

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14
Q

reproductive systems (male & female)

A

controlled by hormones from endocrine system

functions:

  • creates new life via cellular reproduction
  • male sperm cell + oocyte (egg) –> baby
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15
Q

types of tissue (4)

A
  1. epithelium (body surface, lines body cavities)
  2. muscle (enables mvmt)
  3. connective (supports/protects organs, example = bone)
  4. nervous (responsible for communication via electrical impulse)
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