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32 Cards in this Set
- Front
- Back
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Place each of the terms in the proper category to identify whether they arise from the ectoderm, mesoderm, or endoderm. Ectoderm |
-anterior pituitary -outer ear -sensory neurons |
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Place each of the terms in the proper category to identify whether they arise from the ectoderm, mesoderm, or endoderm. Mesoderm |
-dermis -muscle -bones |
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Place each of the terms in the proper category to identify whether they arise from the ectoderm, mesoderm, or endoderm. Endoderm |
-epithelium of the GI tract -Thyroid -Thymus -Urinary bladder |
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Read each of the characteristics below. Then click and drag each into the appropriate category to identify whether it applies to slow or fast block to polyspermy. Fast block |
-sodium ion channels open -membrane depolarization |
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Read each of the characteristics below. Then click and drag each into the appropriate category to identify whether it applies to slow or fast block to polyspermy. Slow block |
-calcium ions stimulate exocytosis -coritical granules -sperm are pushed away from the egg -fertilization membrane |
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Which of the following is a function of the placenta? Check all that apply. -The placenta allows the building blocks of proteins to diffuse from maternal to fetal blood. -to prevent gestational diabetes, the placenta blocks glucose from passing from the fetus to the mother. -the placenta helps the fetus dispose of metabolic waste that would normally be excreted by its own kidneys -The placenta allows for gas exchange. -The placenta transfers stem cells from the mothers bone marrow to the fetal tissue. |
-the placenta aloe the building blocks of proteins to diffuse from maternal to fetal blood. -The placenta helps the fetus dispose of metabolic waste that would normally be excreted by its own kidneys -The placenta allows for gas exchange. |
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Which of the following is a mode of conceptus nutrition before week 8 of development? Check all that apply. -uterine milk -placenta -trophoblastic nutrition -decidual cells -umbilical cords |
-uterine milk -trophoblastic nutrition -decidual cells |
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Which of the following cells, tissues, or structures is derived from endoderm? Check all that apply. -The brush border of the jejunum -the parotid gland -the malleus -transitional epithelium of the urinary bladder -epithelium of the prostate gland. |
-the brush border of the jejunum -transitional epithelium of the urinary bladder -epithelium of the prostate gland. |
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Match each embryonic membrane with its function. Encloses the embryo and filled with protective fluid. |
amnion
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Match each embryonic membrane with its function. Contributes to the formation of the digestive tract. |
yolk sac
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Match each embryonic membrane with its function. Becomes part of the urinary bladder |
allantois
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Match each embryonic membrane with its function. Eventually forms the fetal portion of the placenta |
chorion
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Match each of the following physiological challenges faced by a premature infant with the under-developed organ or organ system to which it pertains. Bilirubin deposits in the epidermis and sclera. |
liver
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Match each of the following physiological challenges faced by a premature infant with the under-developed organ or organ system to which it pertains. Inability to tolerate milk |
digestive system
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Match each of the following physiological challenges faced by a premature infant with the under-developed organ or organ system to which it pertains. inability to regulate body temperature |
hypothalamus
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Match each of the following physiological challenges faced by a premature infant with the under-developed organ or organ system to which it pertains. Decreases in surfactant causes chronically collapsing alveoli, resulting in massive fatigue |
respiratory system
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Which of the following is a result of senescence? -The loss of pigment in the hair due to dying out of melanocytes -The degeneration of the hyaline cartilage that lines the femoral head -The stiffening of the hyaline cartilage that connects the ribs to the sternum -All of these are a result of senescence. -None of these is the result of senescence. |
All of these are a result of senescense
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Why is proper nutrition an important part of slowing the rate of senescence?
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more than almost anything else, senescence can result from obesity.
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Which of the following is a benefit of regular exercise that may help slow the rate of senescence? Check all that apply. -increasing cardiac output -increasing muscle strength -increasing bone density -prolonging life -maintaining insulin sensitivity |
-increasing cardiac output -increasing muscle strength -increasing bone density -maintaining insulin sensitivity |
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Match each of the following organ systems with the changes it undergoes due to senescence. Atherosclerosis, anemia |
cardiovascular system
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Match each of the following organ systems with the changes it undergoes due to senescence. Declining flexibility of the costal cartilage and thoracic cage joints, decreasing elasticity of pulmonary tissue |
respiratory system
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Match each of the following organ systems with the changes it undergoes due to senescence. Decreasing salivary and gastric secretions |
digestive system
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Match each of the following organ systems with the changes it undergoes due to senescence. declining number of antigen-presenting cells, failure of lymphocytes to mature |
immune system
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Match each of the following organ systems with the changes it undergoes due to senescence. decreasing number of nephrons and ability to maintain water balance |
urinary system
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Match each of the following organ systems with the changes it undergoes due to senescence. Declining testosterone levels, vaginal dryness, genital atrophy. |
reproductive system
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Match each of the following organ systems with the changes it undergoes due to senescence. Grey hair, absence of sebaceous glands, loss of elasticity. |
integumentary system |
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Match each of the following organ systems with the changes it undergoes due to senescence. Atrophy of fast-twitch fibers, loss of strength |
muscular system
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Match each of the following organ systems with the changes it undergoes due to senescence. Osteopenia, decreasing trabecular patterns, loss of teeth. |
skeletal system
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Match each of the following organ systems with the changes it undergoes due to senescence. Decreasing elasticity of lens, stiffness of tympanic membranes |
sense organs
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Match each of the following organ systems with the changes it undergoes due to senescence. Declining levels of growth and thyroid hormones |
endocrine system.
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Senescence is a part of aging. But, not all parts of aging are considered senescence. Read each of the examples below. Then click and drag them into the appropriate category to identify whether each pertains to only aging or the senescence of aging. Aging, nut not senescence |
-endochondral ossification -differentiation of stem cells -appearance of secondary sex characteristics -getting taller. |
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Senescence is a part of aging. But, not all parts of aging are considered senescence. Read each of the examples below. Then click and drag them into the appropriate category to identify whether each pertains to only aging or the senescence of aging. Aging AND senescence |
-heart disease -decreased insulin sensitivity -visibility of blood vessels through the skin of the cheeks and nose -replacement of muscle tissue with adipose tissue. -presbyopia -decrease in the number of nephrons |
