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Charpter 1-3
notes
| Question | Answer |
|---|---|
| The basic unit of structure and function of the human body is: | The Cell |
| True or False: All cells, including egg and sperm cells,come from preexisting cells. | True |
| True or False: A human being grows from a single cell at fertilization to trillions of cells in adulthood by a process know as mitosis? | True |
| Two functions of a cell membrane is to: | (1) Allow material to move into and out of the cell. (2) Distinguish life functions within the cell from non-life outside the cell. |
| The ________ produce the energy that a cell uses to carry out its life functions. | Mitochondria |
| True or False: Dense irregular connective tissue is found in the reticular layer of the dermis? | True |
| True or False: In the skin, the basal lamina (basement membrane) is deep to the stratum basale and superficial to the papillary layer. | True |
| The superficial fascia contain which connective tissue? | Adipose |
| True or False: The epidermis and the dermis are both innervated and vascular. | False. The epidermis is avascular. |
| The type of epithelium that lines the urinary bladder and ureters is: | Transitional |
| The type of muscle found in the walls of the urinary bladder and ureters is: | Smooth |
| Which of the following is the most superficial? a. Areolar tissue b. Stratum basale c. Stratum granulosum d. Stratum spinosum e. Stratum lucidum | e. Stratum lucidum |
| Which cells have the highest mitotic rate? | Simple squamous cells |
| True or False: The small intestine, large intestine and the ureters all contain a lumen? | True |
| Which tissue permits the rapid movement of oxygen from the alveoli (air sacs in the lungs) into the bloodstream? | Simple Squamous |
| Which type of cell produces mucus? | Goblet |
| Pseudostratified ciliated columnar epithelium lines the: | Respiratory tract |
| Ceruminous glands produce: | Wax (found in the ears) |
| True or False: The peritoneum, which covers the abdominal organs and lines the abdominal cavity, produces a fluid that reduces friction within the abdominal cavity. | True. Serous fluid. |
| True or False: An organ is made up of two or more tissues. Therefore the peritoneum is, by definition, an organ. | True |
| Areolar connective tissue does not contain: a. Parallel collagen fibers b. Fibroblasts c. Elastic fibers d. Ground substance | a. Parallel collagen fibers |
| Fully keratinized epithelial cells are found in the: | Stratum Corneum |
| True or False: The secretion of sebaceous glands is sebum and sweat. | False. Sebaceous glands secrete sebum (oil). |
| Myoepithelial cells are associated with: | Sweat glands |
| True or False: Cardiac muscle contraction and blood vessel constriction play a role in thermoregulation (maintenance of body temperature). | True |
| Which of the following separates the integument from the deep fascia? a. Epidermis b. Dermis c. Hypodermis d. Basement Membrane | C. Hypodermis |
| What is the order of the layers of the epidermis from deep to superficial? | Stratum Germinativum (basale); Stratum Spinosum; Stratum Granulosum; Stratum Lucidum; Strtum Corneum |
| What contains keratinized stratified squamous epithelium? | Epidermis |
| What type of epithelium makes up the epidermis? | Stratified Squamous |
| A cell normally remains a part of the epidermis for: | four to six weeks |
| As cells move from deep to superficial layers of the epidermis: | The cells begin to die |
| True or false: Acne and hairs are associated with sebaceous glands? | True |
| Cardiac muscle contraction, skeletal muscle contraction, vasoconstriction and vasodilation plays a role in: | Thermoregulation |
| What are the secretions of ceruminous glands? | Ear wax |
| Hair color is normally determined by: | Amount of melanin produced |
| Sweat is expelled out of the sweat gland by: | Myoepithelial cells |
| Put these in order in which a hypodermic needle penetrates the skin: reticular layer, papillary layer, epidermis | Epidermis, papillary layer, reticular layer |
| Which of the following are innervated? a. epidermis b. papillary layer c. reticular layer d. skeletal muscle e. all of these are innervated | e. all of these are innervated |
| A person whose melanocytes do not produce melanin is referred to as an: | Albino |
| The arrector pili muscles are composed of __________muscle tissue. | Smooth |
| True or false: Merocrine sweat glands are anatomically related to mammary glands. | False. |
| In response to exposure to sunlight , our skin produces more: | Melanin |
| The stratum lucidum is found on the _____ and the _________. | Palms and soles of our feet |
| The tissue beneath the skin is referred to as the __________, the __________layer, and ________fascia. | Hypodermis, the subcutaneous layer, and superficial facia. |
| The odor of apocrine sweat is due to the effect of: | Bacteria |
| Skin color is determined by blood flow, sunlight, and _________. | Melanin |
Created by:
sandyblond_99
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