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| narrow range that is well balanced. Our body always try to maintain homestatis |
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| Human body process through negative or postive feedback. |
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| towards the outside of the body |
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| Toward the inside of the body |
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| cut superior to inferior midline |
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| cut superior to inferior front to back |
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| cut at the hips laterally. cut body in half |
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| study of body and function |
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| (cut up or disect)understand the function |
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| layer that secrets mucus an absorbs nutrients, and a layer of the connective tissue that holds everything together |
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additonal forces created by gas or fluid
(ocean wave) |
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| What is the smallest level of organization |
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| difference in the quanity or conventration of a physical value between two areas. |
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| What are the most abundant elements found in the body |
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Oxygen
Carbon
Hydrogen
Nitrogen |
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| can a element be reduced? |
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| What makes up the atomic number |
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| The number of protons in the nucleus |
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| Number of protons and neutrons |
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| atoms with same number of protons but different neutrons. |
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outer ring can have how many electrons
2/4/6/8 |
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| inside ring can have how many?? |
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| enzymes are special proteins that faciliate (help speed up) chemical reactions. |
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| Does Inorganic have carbon? |
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| Does Organic contain carbon |
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| Is Acid a + or - molecule? |
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| two or more amino acids linked by peptide bond. |
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| Cells membrane are made of _________ |
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| a long like tail for sperm to propel |
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| hairlike projections that make the cell have more surface area. |
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| extend through the full thickness of the membrane |
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| attach to the inner or outer part of the cell membrane. they serve as anchors attaching cells to other cells |
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| functions carried out by cell |
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| specific segment of DNA coding |
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| what happens in the endoplasmic reticulum |
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| synthesis new molecules and modifies them. |
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| Is another type of cytoplamic enzyme. They detoxify alchol and other cellular toxins. Peroxismes, (police of cells) |
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| Mitchiondria produces__________ |
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| the most energy required. Has the most ATP stored |
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| Eat proteins the cells dont need anymore. |
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| Three phases of the cell? |
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1. G1 phase
2. S phase
3. G2 phase
4. Cytokinesis |
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| Most cells in the body are in what phase? |
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Telophase
Anaphase
Metaphase
cytokinesis
prophase |
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| definiton of transcription? |
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| is when DNA is copied to RNA |
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converting one language to another.
translating MRNA into the amino acid |
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| How many amino acids in most cells? |
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| passive movement of substance down the gradient from high to a low. |
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| what is a isotonic solution? |
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| balance solute between the cell and the solution. |
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| thin layer of skin of cell linings the surface. |
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| A sheet of epithelial cells with the basement layer is called....... |
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| what cells are flat like a pancake? |
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| Examples of Simple Squamous Epithelium? |
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| Stratified Aquamous Epithelium |
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| outer most layer of the skin. contact with environment. |
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| "transports" lines in the bladder and other organs cable of distention. |
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| Cells that stack up. ex. intenstines. |
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| like rivets that hold cells together. |
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| Three types of junctions? |
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tight junction
desmosomes
gap juntion |
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| allow cells to communicate. |
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| what do endocrine glands do? |
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| collagen which is single unbranched fillament fiber and elastin with is protein woven in strands |
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| fat tissue that stores injury |
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| what is cartilige made of? |
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| made of collegen and elastin fibers. examples nose. |
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| where to hormonoses travel in |
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| the blood stream, they are also described as endoscrine system. |
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| Pacrine factors travel through |
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| cell through extracelluar fluid. |
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| Neurotransmitters can travel |
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| a short distance across narrow intercuallar space. |
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| What are the three cell membrance receptors? |
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ligand gated channel receptors
enzyme linked receptors
g protein coupled receptors |
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| cAMP (cyclic adenosine monophosphate. |
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| mimics the effects of an endogenous ligand |
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| have the opposite effect of an agonists. |
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| what is the resting membrane potential |
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| anions are postive or negative |
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| cations are negative or postive |
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| replacement of dead cells |
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| tissue made of fibroblasts and collegan |
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| what secretes sebum (and oily substance) |
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| what is on the other end of the hair root? |
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| what are epidermal stem cells called? |
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| what are hair and nails made of> |
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| outermost layer of the skin is called |
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