Question | Answer |
a group of similar cells working together | tissue |
a group of different tissues working together | organ |
a group of organs working together | organ system |
basic unit of structure in a living thing | cell |
list the levels of organization within the human body from smallest to largest | cell, tissue, organ, organ system |
control center of the cell | nucleus |
job of the cell membrane | prevent unwanted substances from entering the cell |
blood is this type of tissue | connective tissue |
job of the nerve tissue | carry messages |
synonym for homeostatis | balance |
these body systems work together in order to maintain homeostasis | all of them |
BRAIN (tissue, organ, or organ system?) | organ |
NERVOUS (tissue, organ, or organ system?) | system |
NERVE (tissue, organ, or organ system?) | tissue |
HEART (tissue, organ, or organ system?) | organ |
CIRCULATORY (tissue, organ, or organ system?) | organ system |
EPITHELIAL (tissue, organ, or organ system?) | tissue |
CONNECTIVE (tissue, organ, or organ system?) | tissue |
LUNGS (tissue, organ, or organ system?) | organ |
MUSCLE (tissue, organ, or organ system?) | tissue |
FEMUR (tissue, organ, or organ system?) | organ |
SKELETAL (tissue, organ, or organ system?) | system |
MUSCULAR (tissue, organ, or organ system?) | system |
control center of the cell | nucleus |
forms the outside boundary of the cell | cell membrane |
clear jellylike substance between cell membrane and nucleus | cytoplasm |