The primary symptom of niacin toxicity is flushing of the skin. Other symptoms can include itching, tingling, and a burning sensation. In severe cases, it can lead to liver damage.
Explanation:The primary symptom of niacin toxicity is flushing, which is characterized by redness and warmth of the skin. This occurs because high doses of niacin cause the blood vessels to dilate. Other symptoms of niacin toxicity can include itching, tingling, and a burning sensation. In severe cases, niacin toxicity can lead to liver damage.
In addition to flushing, individuals experiencing niacin toxicity may encounter itching, tingling, and a burning sensation, all of which are uncomfortable and often distressing symptoms. It's important to note that niacin toxicity typically arises from the overconsumption of niacin supplements rather than dietary sources, as the body efficiently regulates niacin obtained from food.
In severe cases of niacin toxicity, which are relatively rare but can occur with excessive supplement usage, there is a risk of liver damage. The liver plays a crucial role in metabolizing niacin, and high doses can overwhelm this process, potentially causing harm to this vital organ.
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The primary symptom of niacin toxicity is flushing of the skin. Niacin flush is a harmless but uncomfortable sensation of warm, red skin. In rare cases, niacin toxicity can lead to more severe symptoms and complications.
Explanation:The primary symptom of niacin toxicity is flushing of the skin.
Niacin, also known as vitamin B3, is often used as a supplement to treat high cholesterol. In high doses, it can cause a condition called niacin flush, which is characterized by a warm, red, and tingling sensation in the skin. This flushing is harmless, but it can be uncomfortable.
In rare cases, niacin toxicity can occur and lead to more severe symptoms, such as liver damage, stomach ulcers, and an increased risk of gout.
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Simple carbs can be divided into 2 subgroups. what are they? what are the 3 "single" sugars? what is the technical name for "single sugar"? what is the name of the single sugar that is always found in the blood?
Which time period saw the loss of 96% of all marine species and 70% of all terrestrial species?
Answer:
Permian-Triassic mass extinction
Explanation:
The Permian-Triassic extinction event, occurred at about 252 MYA. This period marks the boundary between the Permian and Triassic periods. It is the most severe extinction event that took place on earth, with up to 96% of all marine species and 70% of terrestrial vertebrate species becoming extinct. Due to such a great biodiversity loss, the recovery of life on Earth took a longer time than other extinction events.Can animals cells and plants cells do photosynthesis?
Is it conceivable that these two reagents would react with each other? what experimental evidence do you have to support your answer?
22 as a group discuss the opening analogy of an efficiency apartment and a mansion as it relates to cells. record your final consensus of how this analogy applies to cell structure
The efficiency apartment and mansion analogy relates to cell structure by comparing the simplicity and lack of specialized areas of prokaryotic cells to an efficiency apartment, while the complex, specialized structure of eukaryotic cells with organelles resembles a mansion.
Explanation:When discussing cell structure and its relation to efficiency, the analogy comparing an efficiency apartment to a mansion is quite fitting. An efficient apartment, with its limited space and resources, must have highly organized arrangements and often multifunctional components to maintain functionality in a small area. This is similar to prokaryotic cells, which lack specialized structures called organelles and have to carry out all processes in one space. On the other hand, a mansion has ample space, allowing for specialized rooms (analogous to organelles) where specific activities can take place without interfering with each other. Such is the case in eukaryotic cells, which have developed organelles that perform specific tasks, increasing the cell's efficiency and ability to capture, store, or use free energy.
Therefore, the consensus on the analogy is that it reflects the difference between cells that have a simpler structure with less specialization (prokaryotic cells, akin to an efficiency apartment) and those with complex, specialized structures allowing for greater efficiency and functionality (eukaryotic cells, similar to a mansion).
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The presence of chondrocytes indicates that a tissue is ________.
The presence of chondrocytes indicates that a tissue is producing cartilaginous matrix.
What are the functions of chrondocytes?Chondrocytes are the cells responsible for cartilage formation, and they are crucial for the process of endochondral ossification, which is useful for bone development. Also, by mimicking skeletal development chondrocytes play a critical role in fracture repair.
Chondrocytes are mainly responsible for the production of collagen and the extracellular matrix that will lead to the maintenance of cartilaginous tissues within joints. Initial cartilage is composed of the mesenchyme during the fifth week of development.
Chondrocytes arise from cranial neural crest cells (CNCCs) of the neural ectoderm, cephalic mesoderm, sclerotome of the paraxial mesoderm, or somato-pleure of the lateral plate mesoderm.
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list the organelles found in plant cells, in amoeba, and common to both.
Answer:
Amoeba are unicellular eukaryotes found in aquatic environments. The organelle that is found in amoeba are nucleus, contractile vacuole and food vacuole and organelle found in plant cells are nucleus, endoplasmic reticulum, Golgi apparatus, vacuole, chloroplast, mitochondria, peroxisomes.
The organelles that are common in amoeba and plant cells are nucleus and vacuole. Both plant and amoeba have a membrane-bound nucleus in which their genetic material is packed.
The role of the vacuole in plant cell and amoeba is that it maintains the proper osmotic pressure in the cell and prevent cell from bursting. It also helps in the collection of waste material and its disposal.
Which structure(s) are connected to the peripheral nervous system? Select all that apply.
a vertebral column
a sense organ
a muscle
a gland
a bone
A sense organ, a muscle and a gland structure(s) are connected to the peripheral nervous system.
So, second , third and fourth are correct option.
What is the role of peripheral nervous system?The following roles of peripheral nervous system.
It connects the central nervous system to the organs, limbs and skin.It regulates involuntary body functions like heartbeat and breathing.It allows the brain and spinal cord to receive and send information to other areas of the body.it carries sensory and motor information to and from the central nervous system.Roles of central nervous system in bodyThe nervous system is known as commend center or processing center of the body and it originate from brain which controls most functions in our body as,
Five sense of organMovementSpeechThoughtsAutomatic responseBody system and process like digestion, breathing and puberty.The spinal code is the extension of the cord.
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A nurse obtained a client's fasting blood sugar (fbs) at 0700, which was 144 mg/dl (8 mmol/l). the client has an order for regular insulin 8 units every morning. what should the nurse do next
Correction dose = [actual(144mg/dl) - target blood glucose(100mg/dl in a fasting situation)] ÷ correction factor(50) <=>
<=> Correction dose = 1 (0.88) unit
The nurse will need to add 1 unit to the 8 units that are already prescribed.
How many liters of cold water (4C) would you have to drink to “burn” 99 kilocalories go warm the water up to body temperature (37C) ?
What happens to the mitochondrial membrane potential in hd patients? why might that lead to a change in the membrane's ability to release calcium into the cytoplasm?
An np sees a preschooler in clinic for the first time. when obtaining a medication history, the np notes that the child is taking a medication for which safety and effectiveness in children has not been established in drug information literature. the np
Which type of protein makes up connective tissue?
A. Fatty acid
B. Amino acid
C. Globular protein
D. Fibrous protein
Type of protein makes up connective tissue is Fibrous protein.
The correct option is D.
Connective tissue is primarily composed of fibrous proteins. These proteins provide structural support and strength to connective tissues. The two main types of fibrous proteins found in connective tissue are collagen and elastin.
Collagen is the most abundant protein in the human body and is responsible for the tensile strength and flexibility of connective tissues. It forms a fibrous network that gives connective tissue its structural integrity. Elastin, as the name suggests, provides elasticity to tissues. It allows connective tissues to stretch and recoil, providing resilience and the ability to return to their original shape after being stretched.
Hence , D is the correct option
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What will the radicle become as the seed develops into an adult plant?
a. the root
b.the flower
c.the stem
d.the leaf?
Answer: a. the root
Explanation: As the seed develops into an adult plant, the radicle becomes the root. The radicle is defined as the rudimentary shoot of a plant which supports the cotyledons in the seed, and from which the root is developed downward; the root of the embryo (a rudimentary plant contained in the seed). It is also known as a rootlet.
Which feature of promoters can be found in both prokaryotes and eukaryotes?
Why is there disagreement on drilling oil reserves in the Arctic National Wildlife Refuge (ANWR)? A) The disagreement stems from a need to remove more nonrewable resources from an area set aside for the ecological health of wildlife. B) The disagreement is about how much oil is actually in ANWR. C) There is no disagreement concerning ANWR supply. The disagreement is about the drilling expense, removal costs, and whether or not the government will subsidize the oil industry.. D) The disagreement is among nuclear waste enthusiasts who want to store their waste, oil companies that want to extract oil, and indigenous people who want to keep their hunting territories. E) There is no disagreement about this area because it is already preserved for wildlife.
Most people think babies are equally likely to come as either a boy or a girl. this is not true. actually, about 51.3% of all babies are boys. if a family has two children (not twins), what is the chance they have one boy and one girl? round your answer to two decimal places.
Part c - how does phospholipid structure relate to the selective permeability of the plasma membrane?
Suppose that the number of kinds of lichens at a city park s decreasing each year. What might explain this disappearance?
When is thermal equilibrium achieved between two objects?
A.
when thermal energy is no longer transferred
B.
when one objects is hotter than the other
C.
when both objects have the same temperature
D.
when the particles in one object have more kinetic energy
The answer would be c. When both objects have the same temperature
Scientists discovered bacteria for the first time in the 1920s true or false
The correct answer is False
Explanation:
In biology, bacteria are unicellular and prokaryotic organisms as they do not contain a nucleus. Bacteria are mainly characterized by their simple structure, the capability to survive in almost any environment and small size.
In terms of discovery, bacteria were unknown for many centuries; however, this changed in the 17th century as the Dutch scientist Van Leeuwenhoek designed a microscope and was able to observe a bacteria for the first time in 1676. This also led to subsequent studies and in this way nowadays there is a lot of information about this type of microorganism. According to this, it is false scientists discovered bacteria for the first time in the 1920s as bacteria were discovered in 1676.
The legs of a human and the limbs of a cat are similar in structure. These structures are called ______ vestigial homologous analogous structures. This similarity indicates that ________humans evolved from cats cats evolved from the ancestors of humans cats and humans share a common ancestor .
1) A. Vestigial B. Homologous C. analogous
2) A. Humans evolved from cats B. Cats evolved from ancestors of humans C. Cats and humans share a common ancestor.
Answer: The correct answers for the fill in the blanks are-
1) B) Homologous structures.
2)C). Cats and humans share a common ancestor.
Homologous structures/organs are those parts of two organisms that look similar in their form/structure because they share common ancestor (that is they have evolved from a common ancestor) but due to different adaptation, perform different function.
Example -The legs of a human and the limbs of a cat, which have evolved from a common ancestor.
Adding enough...to a system can chamge the substance in a system
Underwater earthquakes may cause which of the following
Hurricane
Asteroid impact
Tsunami
Volcano
An organism’s _____ includes the type of food it eats, how it obtains its food, and what its predators are.
The highest rates of illicit drug use occur among adults aged ________.
Answer:
18-20 years
Explanation:
The highest rates of illicit drug use occur among adults aged __18-20 years__.
A recent study was conducted by scientist in which they observed highest illicit drug use among teenage adults. Here is the reference to that paper:
Egan, K. L., Suerken, C., Debinski, B., Reboussin, B. A., Wagoner, K. G., Sutfin, E. L., & Wolfson, M. (2019). More than just Alcohol: Marijuana and Illicit Drug Use at Parties Attended by 15–20 Year Olds. Substance use & misuse, 54(2), 297-306.
Why was the evolution of vascular tissue important to plants conquering the land?
The evolution of vascular tissues enabled plants to transport water and nutrients efficiently, grow larger, and effectively compete for sunlight in terrestrial environments.
The evolution of vascular tissue was significant for plants' conquest of land, as it allowed them to transport water and minerals from soil to leaves, essential for photosynthesis, and distribute food throughout the plant. This system, composed of xylem and phloem, enabled plants to grow taller and larger, thus outcompeting nonvascular plants that were limited to moist environments and a shorter stature.
The ability to grow taller was beneficial for light capture, and the structural support provided by lignified tissues helped plants thrive in terrestrial ecosystems, resulting in diverse and complex plant life on land.
what are the similarites between igneous and sedimentary rocks physical appearance?
Answer:
Similarities: both of them have smooth crystal, they are both naturally occurring, and both are solid and formed from minerals.
Differences: The differences are, igneous rocks are formed by cooling magma on earths surface, and sedimentary rocks are formed from different combined sediments.
Explanation:
Which component is more medial: the right lung or the tracheal bifurcation?
What provides instructions to a prokaryotic cell about living and growing?
A. Capsule
B. Ribosomes
C. DNA
D. Nucleoid