Anatomy Weeks 1-5
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| what are chemical bonds formed by the sharing of electrons are called? | covalent bonds
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| what is the gel-like substance inside the cell called? | the cytoplasm
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| powerhouse of the cell | mitochondria
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| what are the layers of the skin? | epidermis, dermis, hypodermis
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| what are the functions of the skin? | Protection, sensation, heat, regulation, excretion, secretion an absorption
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| what is the most widespread tissue in the body? | connective tissue
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| what gives us our skin color? where is it located? | Melanin; located in Basale layer of the epidermis
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| what are the layers of the epidermis, from deepest to most superficial? | Stratum Basale, Stratum Spinosum, Stratum Granulosum, Stratum Lucidum, and Stratum Corneum
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| how many bones are in the body? | 206
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| what is catabolism? | chemical reactions that break down larger food molecules into smaller ones-release energy
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| what are the types of bone marrow? | red and yellow
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| where is red bone marrow found? | medullary cavity of flat bones
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| what is anabolism? | chemical reactions that build larger chemical molecules from smaller units-requires energy
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| where is yellow bone marrow found? | medullary cavity in the shaft of long bones
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| bones of the axial skeleton include: | skull, vertebrae, ribs, and sternum
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| bones of the appendicular skeleton include: | limbs and girdles
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| floating ribs: | do not attach even indirectly to the sternum
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| cartilage is what kind of tissue? | connective
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| the point of attachment that does not move when the muscle contracts is the | origin
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| skeletal muscles make up how much of our body weight? | 50%
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| what are the subdivisions of the dorsal cavity? | cranial cavity and spinal cavity
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| what are the subdivisions of the abdominopelvic cavity? | abdomen and pelvic
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| medullary refers to ______ | inner region of an organ
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| cortical refers to _______ | outer region of an organ
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| anatomy | study of the structure of a living organism
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| 2 major cavities of the body are ______ | ventral and dorsal
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| sagittal plane | divides the body into left and right sections
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| coronal plane | divides the body into front and back sections
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| transverse plane | divides the body into upper and lower parts (horizontal)
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| superior | towards head of body
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| inferior | away from the head
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| anterior (ventral) | front
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| posterior (dorsal) | back
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| medial | towards the midline of the body
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| lateral | away from the midline of the body
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| proximal | toward or nearest the trunk or the point of origin of a part
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| distal | away from or farthest from the trunk or the point of origin of a part
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Created by:
mtaifane
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