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Vitamin K can be produced by: Select one: O a. Skin exposure to ultraviolet radiation. O...
Explain the effects of skin pigmentation, latitude, sun exposure, age, and sunscreen on vitamin D production...
Explain the effects of skin pigmentation, latitude, sun exposure, age, and sunscreen on vitamin D production by the skin. Which 2 fat soluble vitamins can most easily become toxic when consumed in amounts above the DRI’s? Which fat soluble vitamin is made by the skin after exposure to sunlight? Which fat soluble vitamin is made by bacteria in the small intestine? Do we still need to consume this vitamin from food? What is the main symptom of vitamin K deficiency?
Select all that apply. Which of the following is true of vitamin K? chest pain. dyspnea,and...
Select all that apply. Which of the following is true of vitamin K? chest pain. dyspnea,and hemolytic anemia are possble with overdoses of vitamin k the normal source of vitamin k is bacterial synthesis by normal intestinal flora ■ bleeding from heparin overdose can be reversed by using vitamin k O vitamin k is essential for the synthesis of prothrombin u newboms are given vitamin k because their Gi tract does not contain suffcient bacteria to synthesize vitamin k none...
roduction of this vitamin requires skin exposure to the sun. This vitamin is crucial for regulation...
roduction of this vitamin requires skin exposure to the sun. This vitamin is crucial for regulation of calcium and phosphate Vitamin A Vitamin Bu Vitamin C Vitamin D Vitamin E QUESTION 15 If you pently rub your thumb and forefinger together, each finger is contacting nonkeratinized simple squamous epithelium. simple squamous epithelium. C keratinized simple squamous epithelium. nonkeratinized stratified squamous epithelium. keratinized stratified squamous epithelium. QUESTION 16 An organ is made up of only one tissue type; for example, the...
Increased ca and phosphate deposits Active Vitamin D Ultraviolet light (UVB) Reduced excretion of Vitamin D...
Increased ca and phosphate deposits Active Vitamin D Ultraviolet light (UVB) Reduced excretion of Vitamin D 7-dehydrocholesterol Uver 25-OH Vitamin D calcidiol Kidneys 1.25-di-OH Vitamin D calcitriol Increased absorption of Cat and phosphate Vitamin D, calciferol, comes from both plant and animal food sources. The plant form of vitamin D is called vitamin D2, or ergocalciferol, whereas the animal form is vitamin D3, also called cholecalciferol. The body can also make vitamin D when skin cells are exposed to the...
Final Anthropology Question 21 1 pts Lascaux and Altamira early primate fossils O are 20,000 year-old...
Final Anthropology
Question 21 1 pts Lascaux and Altamira early primate fossils O are 20,000 year-old campsites contain evidence of butchered mammoths are famous for their elaborate cave paintings are well known Neandertal sites Question 22 1 pts Dark skin is found in populations near the equator because it promotes vitamin D synthesis O protects from overexposure to ultraviolet radiation. protects from frostbite O helps prevent rickets increases the skin's exposure to ultraviolet radiation. Question 23 1 pts Studies have...
Which of the following vitamin does not have a known risk of toxicity? Select one: O...
Which of the following vitamin does not have a known risk of toxicity? Select one: O A. vitamin A B. vitamin D O C. vitamin K O D. vitamin E
Which of the following types of radiation are able to penetrate the skin? Select one or...
Which of the following types of radiation are able to penetrate the skin? Select one or more a. Gamma rays b. Alpha particles c. Low energy beta particles d. X-rays e. High energy beta particles
Which of the following is true of transcription, but not replication? Select one: a. It requires...
Which of the following is true of transcription, but not replication? Select one: a. It requires polymerase to catalyze the process. b. All of these are true for both transcription and replication. c. It requires promoters to initiate the process. d. It requires a primer to initiate the process. Clear my choice Question 6 Not yet answered Marked out of 1.00 Flag question Question text Which of the following is/are true of promoters? Select one: a. they contain both exons...
Decreasing levels of cause the endometrium to be sloughed off during menstruation. Select one: O a....
Decreasing levels of cause the endometrium to be sloughed off during menstruation. Select one: O a. progesterone o b. estrogen O C. LH O d. FSH Clear my choice Which hormone is responsible for ovulation of a mature egg in a female? Select one O a testosterone + b LH O c. FSH O d. estrogen Clear my choice
Indicator of how closely vehicles are able to travel to their desired speed. Select one: O...
Indicator of how closely vehicles are able to travel to their desired speed. Select one: O a. Level of Service O b. Backway O c. Percent Free-Flow Speed Od. Headway The time within a cycle in which all approaches have a red indication. Select one: O a. All wait time o b. Free Time O c. Red cycle d. All-red time Clear my choice A movement which must yield to opposing traffic flow or a conflicting pedestrian movement. Select one:...
Select all that apply. Which of the following is true of vitamin K? chest pain. dyspnea,and hemolytic anemia are possble with overdoses of vitamin k the normal source of vitamin k is bacterial synthesis by normal intestinal flora ■ bleeding from heparin overdose can be reversed by using vitamin k O vitamin k is essential for the synthesis of prothrombin u newboms are given vitamin k because their Gi tract does not contain suffcient bacteria to synthesize vitamin k none...
roduction of this vitamin requires skin exposure to the sun. This vitamin is crucial for regulation of calcium and phosphate Vitamin A Vitamin Bu Vitamin C Vitamin D Vitamin E QUESTION 15 If you pently rub your thumb and forefinger together, each finger is contacting nonkeratinized simple squamous epithelium. simple squamous epithelium. C keratinized simple squamous epithelium. nonkeratinized stratified squamous epithelium. keratinized stratified squamous epithelium. QUESTION 16 An organ is made up of only one tissue type; for example, the...
Increased ca and phosphate deposits Active Vitamin D Ultraviolet light (UVB) Reduced excretion of Vitamin D 7-dehydrocholesterol Uver 25-OH Vitamin D calcidiol Kidneys 1.25-di-OH Vitamin D calcitriol Increased absorption of Cat and phosphate Vitamin D, calciferol, comes from both plant and animal food sources. The plant form of vitamin D is called vitamin D2, or ergocalciferol, whereas the animal form is vitamin D3, also called cholecalciferol. The body can also make vitamin D when skin cells are exposed to the...
Final Anthropology
Question 21 1 pts Lascaux and Altamira early primate fossils O are 20,000 year-old campsites contain evidence of butchered mammoths are famous for their elaborate cave paintings are well known Neandertal sites Question 22 1 pts Dark skin is found in populations near the equator because it promotes vitamin D synthesis O protects from overexposure to ultraviolet radiation. protects from frostbite O helps prevent rickets increases the skin's exposure to ultraviolet radiation. Question 23 1 pts Studies have...
Which of the following vitamin does not have a known risk of toxicity? Select one: O A. vitamin A B. vitamin D O C. vitamin K O D. vitamin E
Which of the following types of radiation are able to penetrate the skin? Select one or more a. Gamma rays b. Alpha particles c. Low energy beta particles d. X-rays e. High energy beta particles
Decreasing levels of cause the endometrium to be sloughed off during menstruation. Select one: O a. progesterone o b. estrogen O C. LH O d. FSH Clear my choice Which hormone is responsible for ovulation of a mature egg in a female? Select one O a testosterone + b LH O c. FSH O d. estrogen Clear my choice
Indicator of how closely vehicles are able to travel to their desired speed. Select one: O a. Level of Service O b. Backway O c. Percent Free-Flow Speed Od. Headway The time within a cycle in which all approaches have a red indication. Select one: O a. All wait time o b. Free Time O c. Red cycle d. All-red time Clear my choice A movement which must yield to opposing traffic flow or a conflicting pedestrian movement. Select one:...
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