Podcast
Questions and Answers
Which cells in the retina are responsible for vision in dim light?
Which cells in the retina are responsible for vision in dim light?
- Cone cells
- Mucosa cells
- Cornea cells
- Rod cells (correct)
In which type of light are cone cells responsible for vision?
In which type of light are cone cells responsible for vision?
- Natural light
- Nocturnal light
- Dim light
- Bright and colored light (correct)
Apart from vision, where else is retinoic acid (Vitamin A) needed?
Apart from vision, where else is retinoic acid (Vitamin A) needed?
- Muscle regeneration
- Iron absorption
- Mucin secretion in the mucosa (correct)
- Hair growth
Which of the following is a role of retinoic acid mentioned in the text?
Which of the following is a role of retinoic acid mentioned in the text?
What is a common symptom of vitamin A deficiency in the eye mentioned in the text?
What is a common symptom of vitamin A deficiency in the eye mentioned in the text?
How does vitamin A deficiency affect mucous membranes according to the text?
How does vitamin A deficiency affect mucous membranes according to the text?
What is the primary function of Vitamin E mentioned in the passage?
What is the primary function of Vitamin E mentioned in the passage?
What is a common cause of Vitamin E deficiency based on the text?
What is a common cause of Vitamin E deficiency based on the text?
Which of the following is a manifestation of Vitamin E deficiency according to the text?
Which of the following is a manifestation of Vitamin E deficiency according to the text?
Where is Vitamin K1 primarily sourced from based on the passage?
Where is Vitamin K1 primarily sourced from based on the passage?
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Study Notes
- Vitamins are essential organic compounds that are not synthesized in the human body and must be obtained through the diet to prevent various diseases.
- Vitamin A, found in both plant and animal sources, plays a crucial role in vision, hormone regulation, bone growth, immunity, and antioxidant activity.
- Deficiency in vitamin A can lead to night blindness, growth retardation, rough skin, and mucous membrane issues.
- Vitamin D, available in two forms (D2 and D3), acts as an antioxidant, prevents anemia, and has anti-sterility effects.
- Vitamin K, mainly sourced from foods like spinach and cabbage, is essential for blood clotting factor synthesis and activation, as well as for bone health.
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