bio test 12/14 (mallory)

Question 1

levels of organization

Answer 1

1. chemical level (C,H,O,N,P)
2. cellular level
3. tissue level
4. organ level
5. system level
6. organism level

Question 2

feedback loop -

Answer 2

monitoring the conditions in our body and responding in such a way to maintain homeostasis (using positive and negative feedback)

Question 3

integumentary system main organ ex

Answer 3

skin and glands

Question 4

integumentary system function

Answer 4

• protection from surroundings
• regulates body temperature

Question 5

skeletal system main organ ex

Answer 5

bones

Question 6

skeletal system function

Answer 6

• support for muscles
• determines shape
• production of
  
  • red blood cells
  • white blood cells
  • platelets

Question 7

muscular system main organ ex

Answer 7

muscles

Question 8

muscular system function

Answer 8

• allows for movement
• maintains posture
• regulates temperature

Question 9

digestive system main organ ex

Answer 9

stomach, esophagus, liver

Question 10

digestive system function

Answer 10

• converts food to break it down]
• eliminates unused materials

Question 11

respiratory system main organ ex

Answer 11

lungs

Question 12

respiratory system function

Answer 12

• put oxygen into blood
• take carbon dioxide out of blood

Question 13

circulatory system main organ ex

Answer 13

heart

Question 14

circulatory system function

Answer 14

• transports O2 and nutrients to all cells of body
• carries off CO2 and waste products out of the cell

Question 15

lymphatic system main organ ex

Answer 15

lympth (liquid part of blood)

Question 16

lymphatic system function

Answer 16

• returns fluid to blood
• defends body against infection

Question 17

urinary system main organ ex

Answer 17

kidney and bladder

Question 18

urinary system function

Answer 18

• removes waste from blood
• excretes waste out of body

Question 19

reproductive system main organ ex

Answer 19

ovaries and testies

Question 20

reproductive system function

Answer 20

• reproduce next generation
  female - produce eggs
  male - produce sperm

Question 21

our body uses the ________ and ___________ system to maintain homeostasis

Answer 21

nervous and endocrine system

Question 22

nervous system main organ ex

Answer 22

brain and spinal cord

Question 23

nervous system function

Answer 23

• receives and process info
• stimulates muscles to react
• regulates internal functions

Question 24

endocrime system main organ ex

Answer 24

pituitary

Question 25

endocrime system function

Answer 25

• secretes hormones
• eliminates unused hormones