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Bio 205
Chapter 3, 4,5
Question | Answer |
---|---|
Forms part of the protein synthesis site in the cytoplasm | Ribosomal RNA (rRNA) |
Does not contain uracil | DNA |
May be attached to the ER or scattered in the cytoploasm | Ribososmal RNA (rRNA) |
Contains the codon | Messenger RNA |
Contains the anticodon | Transfer RNA |
Ribosomal units assembly and storage site. | Nucleolus |
Synthesis of protein | Rough endoplasmic reticulum |
Packages proteins for export and packages lysosomal enzymes | Golgi apparatus |
A type of cell junction | Desmosomes |
Voluntary, moves bones | Skeletal |
Spindle shaped cells with no striations. | Smooth |
Involuntary cantains gap junctions and intercalated discs. | Cardiac |
Has lacuna | Hyaline cartilage |
Lines the urinary bladder, ureters and part of the urethra | Transitional epithelium |
Major component of tendons | Dense regular connective tissue |
Ciliated variety line the trachea | Pseudostratified columnar epithelium |
provides insulation for the body | Adipose |
Found in the pinna of the ear and the epiglottis | elastic cartilage |
Increase in size as in a skeletal muscle cell is | hypetrophy |
Which of the following is not characteristic of epithelial tissue | has a preat deal of vascularity |
Simple cuboidal epithelium | is found in kidney tubules |
Which statement best describes connective tissue | matrix predominates |
Cell types likely to be seen in areolar connective tissue include | mast cells, fibroblasts, macrophage, white blood cells |
what fibers predominate in fibrocartilage | collagen |
What tissue forms the costal cartilages of the ribs | hyaline cartilage |
Slands which have no ducts are classified as | endocrine |
The epithelium forming the alveoli of the lungs is | simple squamous |
what is a sensory structure | Meissners corpuscle |
The adipose tissue layer just below the skin is called the | hypodermis (subcutaneous layer or superficial fascia) |
Select the most correct statement concerning skin cancer | Melanomas must be removed quickly to prevent them from metastasizing. |
The dermis | contains most of the hair follicle |
Which is not a passive process (uses ATP) | exocytosis |
Changes in the color of skin is often an indication of a homeostatic imbalance. What would suggest that a patient is suffering from Addison's disease? | The skin takes on a broze or metallic appearance |
A red blood cell placed in a 10% glucose soluition would | crenate |
What is not found in cytoplasm | histomes and chromosomes |
what cellular structures contain microtubules | centrioles,cilia, flagella kinetochore fibers |
The plasma membrane cantains | carbohydrates, integral protins, cholesterol, peripheral proteins |
The cell organelles that detoxify substances like formaldehyde are | peroxisomes |
If cells are placed in a hypertonic solution cantaining a solute to which the membrane is impermeable what could happen | the cells will lose water and shrink |
The most dangerous type of skin cancer is | Melanoma |
the for stages of mitosis and briefly describe what happens in each stage | Prophase, nuclear envelope breaks appart, Metaphase Centrioles polarize, Anaphase Chromosomes a pulled apart, Telophase nuclear envelope reforms |