Blood flows from the vena cava into the right atrium, right ventricle, pulmonary artery, lungs, pulmonary veins, left atrium, left ventricle, aorta, and smaller arteries and vessels.
Flow of bloodBlood flows from the vena cava, which is the largest vein in the body, into the right atrium of the heart.
From there, it passes through the tricuspid valve into the right ventricle, which then pumps the blood through the pulmonary valve into the pulmonary artery.
The pulmonary artery carries the deoxygenated blood to the lungs, where it is oxygenated. The oxygenated blood then returns to the heart via the pulmonary veins, entering the left atrium.
From the left atrium, the blood passes through the mitral valve into the left ventricle, which then pumps the blood through the aortic valve into the aorta.
The aorta is the largest artery in the body and carries oxygenated blood to all parts of the body. It branches into smaller arteries that supply blood to specific organs and tissues.
The blood then flows through smaller arterioles, capillaries, and venules before returning to the vena cava and starting the cycle again.
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The path blood flows from the vena cava to the aorta is a crucial part of the circulatory system, start from the heart via inferior vena cava, enters the right atrium, pumped through the pulmonary valve into the pulmonary artery, then entering the left atrium and into the left ventricle, the left ventricle pumps the blood into aorta.
Blood carrying deoxygenated blood from the body returns to the heart via the superior and inferior vena cava, this blood then enters the right atrium, which contracts and pushes the blood through the tricuspid valve into the right ventricle. Upon contraction of the right ventricle, the blood is pumped through the pulmonary valve into the pulmonary artery. The pulmonary artery carries the deoxygenated blood to the lungs, where it picks up oxygen and releases carbon dioxide, this oxygenated blood then returns to the heart via the pulmonary veins, entering the left atrium.
The left atrium contracts and sends the oxygenated blood through the bicuspid (mitral) valve into the left ventricle. With a powerful contraction, the left ventricle pumps the blood through the aortic valve into the aorta. The aorta, as the main and largest artery, distributes oxygen-rich blood to the rest of the body, supplying the cells with the necessary oxygen and nutrients to function efficiently. This cycle continues, maintaining a continuous flow of blood throughout the body. In summary, blood flows from the heart via inferior vena cava, enters the right atrium, pumped through the pulmonary valve into the pulmonary artery, then entering the left atrium and into the left ventricle, the left ventricle pumps the blood into aorta.
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PLEASE ANSWER ONLY 10 MINUETS LEFT!!!!!!
An organism does not have mitochondria.
Which statement explains the organism’s energy breakdown?
The organism goes through fermentation.
The organism goes through aerobic cellular respiration.
The organism undergoes only stage 2 of cellular respiration.
The organism uses oxygen to make large amounts of energy.
Answer:
thy go through fermentation if there is no oxygen does this help?<3
Explanation:
Answer:
A
Explanation:
I just took the test
Rachel has severe pain in the upper right abdomen area. This is a symptom of which of the following?
-Cirrhosis
-Dyspepsia
-Cholecystitis
-PUD
Severe pain in the upper right abdomen area is a symptom of Cholecystitis.
Cholecystitis is the inflammation of the gallbladder. The gallbladder is a sac-like organ situated in the upper right abdomen, beneath the liver. It stores bile that is produced in the liver and aids in digestion. Cholecystitis is typically caused by the presence of gallstones, which may obstruct the cystic duct, resulting in inflammation of the gallbladder.Signs and SymptomsThe following are some common symptoms of Cholecystitis:Severe pain in the upper right abdomen area that lasts for several hours.Pain that radiates from the upper right abdomen to the shoulder blade or back.Pain that worsens when taking deep breaths.Nausea and vomiting.Fever.DiagnosisA physical exam, an ultrasound, a CT scan, and blood tests are all used to diagnose Cholecystitis. Treatment:Cholecystectomy (gallbladder removal) is the most common treatment for Cholecystitis. Antibiotics are given to treat the infection. Pain medication may be prescribed to relieve severe pain.
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Which are both forces?
A.) Work and Power
B.) Power and Gravity
C.) Gravity and Friction
D.) Friction and Work
(Need help this is due by 11:59 tonight!)
Answer:
I think that the answer might be C. Gravity and Friction
which one of the following is the highest level of environmental organzation?
Answer:
Biosphere
Explanation:
The biosphere is defined as the totality of all living things on Earth and inclues the atmosphere, hydrosphere, geosphere, and cryosphere.
What tools can be used to make observations of the color of a mineral? WILL GIVE BRAINLEST PLS HELP
Hammer
Hand lens
Steel nail
Streak plate
01:53:26 The main factors that determine the amount of runoff in an area include the shape of the land, how people use the land, the type of soil, and: a. amount of soil and vegetation b. amount of rain and vegetation c. amount of rain and amount of soil d. amount of rain and rock formations
Answer:
a
Explanation:
since runoff can be caused by little rainfall but in abundance of vegetation then it may decrease since they stop or slow down it's flow but runoff can not be affected by rocks since the velocity may even wear it
Answer:
The answer is a
Explanation:
i took the test its not that hard but its ok <3
Two pathways that yield NADPH in the cytosol, needed for fatty acid biosynthesis, are:
(1) _______(2)______
The correct repeated sequence of 4 types of chemical reactions involved in the fatty acid biosynthesis are: (1) _____ (2)______ (3)_______ (4)______
Two pathways that yield NADPH in the cytosol, needed for fatty acid biosynthesis, are: (1) Pentose phosphate pathway and (2) malic enzyme pathway.The correct repeated sequence of 4 types of chemical reactions involved in the fatty acid biosynthesis are: (1) Condensation (2) Reduction (3) Dehydration (4) Reduction
Two pathways that yield NADPH in the cytosol, needed for fatty acid biosynthesis, are:
1. Pentose phosphate pathway: In this pathway, the glucose molecule is oxidized to produce NADPH. The NADPH produced is used as a reducing agent in the fatty acid biosynthesis.
2. Malic enzyme pathway: In this pathway, malate is oxidized in the cytosol to produce pyruvate and NADPH.The correct repeated sequence of 4 types of chemical reactions involved in the fatty acid biosynthesis are:
1. Condensation: In this step, two molecules of acetyl-CoA are combined by a thioester bond to form acetoacetyl-CoA.
2. Reduction: In this step, NADPH is used as a reducing agent to reduce acetoacetyl-CoA to beta-hydroxybutyryl-CoA.
3. Dehydration: In this step, the water molecule is removed from beta-hydroxybutyryl-CoA to form crotonyl-CoA.
4. Reduction: In this step, NADPH is used as a reducing agent to reduce crotonyl-CoA to butyryl-CoA.
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Name a few of the special characteristics of water?
Answer:
1.) Polarity. Water is made up of polar molecules, so polarity is one of its unique properties. ...
2.) Cohesion. Water's polarity leads to its cohesion. ...
3.) Surface Tension. ...
Explanation:
I hope this help!!!!.....
Answer:
Water is polar, Water is an excellent solvent, Water has high heat capacity, Water has high heat of vaporization, Water has cohesive and adhesive properties, Water is less dense as a solid than as a liquid.
Explanation:
Hope this helps
Happy Hoildays
~Zero~
Which combination of alleles are always involved in the inheritance of a sex-linked trait?
Answer:
alleles that are carried on X and Y chromosomes
Explanation:
Edge
Select the correct the answer.
Which process will decrease the level of CO, in the atmosphere?
OA. growing trees
OB. cutting trees
OC burning trees
OD. increasing the human population
Answer:
Ofcourse it's going to be growing trees
Which is the main product of photosynthesis?
The main product of photosynthesis is glucose, a simple sugar that serves as a primary energy source for plants.
to show the portions of each pet type to total pet sales for a pet store, which type of chart should you use?
In order to show the portions of each pet type to total pet sales for a pet store, a suitable chart to use would be a pie chart.
A pie chart is a circular graph that divides a whole into slices, with each slice representing a different species or portion of the whole. The size of each slice corresponds to the proportion or percentage it represents.
By using a pie chart, the different pet types can be visually represented by individual slices, allowing for an easy comparison of their respective portions to the total pet sales. The chart provides a clear and concise way to showcase the relative distribution of sales among different pet types, making it ideal for visualizing the composition and contribution of each category to the overall sales.
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1 question: What means to divide a material into its various parts.?
2 question: The name given to matter that can be touched and manipulated is a what.?
3 question: Matter may exist is many what such a solid, liquid or gas.? help me asap
Answer:
1. analyze, dissect, break down mean to divide a complex whole into its parts or elements.
2. Substance
3. Matter exists in all of these forms (solid, liquid, gas) for example, water exists as ice, liquid water, and gaseous steam.
Explanation:
I hope that this helped!!
I'm sorry if any of it is not what you're looking for.
A stars luminosity is another word for its
multicellular gameotophytes are the product of spores from a) stigmas and sepals. b) ovules and anthers. c) ovules and petals. d) anthers and stigmas.
Option B: The multicellular gametophytes are produced by spores from ovules & anthers.
The gametophyte is one of the two alternative multicellular phases in the life cycles of plants and algae. It develops from a single-chromosome haploid spore into a multicellular haploid organism. Gametophyte refers to the sexual stage in the life cycle of plants and algae.
To produce haploid spores, meiosis takes place in diploid sporophyte cells. Each spore undergoes mitosis, resulting in the production of a multicellular, haploid gametophyte. To produce gametes, the gametophyte must go through mitotic divisions. The diploid sporophyte is created when two gametes unite.
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the layer of hard keratin that acts as the surface of the hair is termed the
The term "cuticle" refers to the thick coating of keratin that serves as the hair's exterior.
Describe the cuticle.An organism's or part of an organism's strong but flexible non-mineral outer coating that serves as protection is known as a cuticle or cuticula. Non-homologous "cuticle" kinds exist and vary in origin, structure, function, and chemical make-up.
The term "cuticle" refers to a number of different structures in the human anatomy, but it is most commonly used by laypeople and even some medical professionals to describe the thickened layer of skin that surrounds fingernails and toenails (the eponychium) and the superficial layer of cell suspensions that covers the hair shaft (the cuticula pili), which is made up of dead cells and secures the hair into its follicle.
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what animal is typically on the flag that reads "don’t tread on me"?
The animal typically depicted on the flag that reads "Don't Tread on Me" is a snake, specifically a rattlesnake.
A rattlesnake is a venomous snake found predominantly in the Americas. It is characterized by a distinctive rattle located at the end of its tail, which it uses as a warning signal when threatened. Rattlesnakes have triangular-shaped heads and sturdy bodies covered in scales that can vary in color and pattern depending on the species. They are highly adaptable and can be found in a variety of habitats, including deserts, grasslands, and forests.
Rattlesnakes are known for their venomous bite, which they use to immobilize and kill their prey. Their venom contains a mixture of proteins and enzymes that can cause severe tissue damage and can be life-threatening to humans if not promptly treated. Despite their dangerous reputation, rattlesnakes generally avoid confrontation with humans and will usually retreat if given the opportunity.
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The state of maintaining a stable internal environment regardless of changing external conditions is called _____?
Answer:
Homeostasis
Explanation:
we learned this in class last year hope it helped!!
The ability to preserve a consistent internal environment throughout the face of changing external variables would be known as Homeostasis.
HomeostasisHomeostasis would be any identity-regulating mechanism throughout which an item or identity preserves consistency whilst also changing to the optimal circumstances for survival.
Whenever homeostasis seems to be effective, things will continue; since it is not, this same creature suffers a calamity as well as dies.
Thus the above approach is correct.
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what is the function of the bone markings illustrated on this rib: head and facets?
Heads and facets are the both terms which is used to indicate a joint surface.
Many bones of the skeleton have heads, which is commonly articulate with fossae; facets are smooth structure, flat joint surfaces which form plane joints. A smooth, flat surface which forms a joint with another flat bone or another facet, emerging or together form a gliding joint This joints are situated between the pedicle and lamina part of the same vertebra and form the articular pillars which act to provide structural stability to the vertebral column as a whole.
Surfaces or area which form joints; Heads and facets are both terms used to indicate a joint surface. Many bones of the skeleton have heads, which commonly articulate with fossae; facets are smooth, flat joint surfaces which form plane joints.
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Which statement best describes the way vegetation affects slope stability?
Answer: vegetation protects against erosion from raindrops and helps been together soil and regolith
Explanation:
Which of the following fats are the best for your health?
saturated fats
monounsaturated fats
polyunsaturated fats
How do the molecules in the first question combine to form molecules of fat?
They combine when oxygen molecules (O2) are added to them.
They combine when oxygen molecules (O2) are removed from them.
They combine when water molecules (H2O) are removed from them.
They combine when water molecules (H2O) are added to them.
Answer:
1= Good” unsaturated fats — Monounsaturated and polyunsaturated fats — lower disease risk. Foods high in good fats include vegetable oils (such as olive, canola, sunflower, soy, and corn), nuts, seeds, and fish.
polyunsaturated fats are potentially even better than monounsaturated. In one study, replacing foods high in saturated fat with polyunsaturated fat sources reduced the risk of heart disease by 19% ( 21 ).
so it's polyunsaturated fats (3rd)
2= I'm not sure in this one lol
ig.. the last one..
5-fluorouracil (5fu) is classified as which type of antineoplastic agent? mitotic spindle poisons alkylating nitrosoureas antimetabolite
5-fluorouracil (5fu) is classified as an antimetabolite antineoplastic agent.
Antimetabolites are agents that interfere with the normal metabolic processes of cells, especially those involved in DNA synthesis. 5fu is structurally similar to the nucleotide base uracil and is incorporated into DNA and RNA during the synthesis phase, leading to DNA damage and inhibition of cell division. It primarily targets rapidly dividing cells, such as cancer cells, but can also affect healthy cells that are actively dividing, such as those in the bone marrow, digestive tract, and hair follicles. 5fu is commonly used in the treatment of various types of cancer, including breast, colon, and skin cancer. It is often used in combination with other chemotherapy agents to increase its efficacy. However, due to its potential for adverse effects, such as myelosuppression, gastrointestinal toxicity, and dermatological reactions, close monitoring and supportive care are essential during treatment with 5fu.
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Which of the following represents a problem associated with greenhouse growing techniques?
A. reduced production of leaf vegetables
B. poor development in seedling stock
C. infection proliferation in nursery stock
D. increased cost of staple grains
Answer:
A. reduced production of leaf vegetables
Explanation:
sana nakatulong :,-)
Answer:
C. infection proliferation in nursery stock
Explanation:
What causes ocean water to be colder at the poles than at the equator
Answer:
Ocean currents warmed by the Sun's energy carry heat from the equator toward the poles as well. Evaporation of surface water, rain and other precipitation, wind and ocean currents move warm air toward the poles and bring cold air toward the equator.
Explanation:
In the process of glycolysis, four atp molecules are synthesized from four adp molecules. why does glycolysis not yield four molecules of atp?
The net benefit of glycolysis is just two ATP because two ATP molecules are consumed in the initial part of glycolysis, even if four ATP molecules are created in the second half.
Four ADP molecules are converted into four ATP molecules during the glycolysis process. Energy is released during glycolysis, and this energy is utilised to create four molecules of ATP. Thus, during glycolysis, there is a net gain of two ATP molecules. A total of 2 ATP is produced during the glycolysis process, which converts glucose into pyruvate and energy (Glucose + 2 NAD+ + 2 ADP + 2 Pi --> 2 Pyruvate + 2 NADH + 2 H+ + 2 ATP + 2 H2O). Phophorylation is made possible by the hydroxyl groups. Glucose 6-phosphate is the particular kind of glucose that is employed in glycolysis.
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Using the following nucleotide sequence, predict the complementary strand sequence:
5′-TTAAACCCGTTGGAAC-3′
A. 3′-TTAAACCCGTTGGAAC-5′
B. 3′-AATTTGGGCAACCTTG-5′
C. 3′-CCGGGTTTACCAAGGT-5′
D. 5′-AATTTGGGCAACCTTG-3′
Answer:
The answer is D i think :)
Answer:
3′-AATTTGGGCAACCTTG-5′
Explanation
I just took the quiz and I got it right.
Small organs associated with lymphatic vessels are termed.
Answer:
lymph nodes
Explanation:
cuz when small organs associated with lymphatic vessels are termed they are lymph nodes
Question 2
1 pts
Where do most people in the Prairie Provinces live?
on cattle ranches
in cities
on wheat farms
near the ocean
« Previous
Next >
Where do most people in the prairie provinces live
Answer: cities
Explanation:
Breathing is partly the result of changes in air (A) pollution.
(C) pressure.
(B) circulation.
(D) all of the above.
When collecting blood from a patient with small fragile veins the appropriate needle gauge is?
When collecting blood from patients with small fragile veins, it is important to use an appropriate needle gauge to minimize discomfort and the risk of complications such as hematoma or vein collapse
Generally, a smaller gauge needle is recommended for patients with small veins.
The appropriate needle gauge for collecting blood from patients with small fragile veins is typically 23 or 25 gauge. These needles are relatively thin and have a smaller diameter, which can make it easier to access small veins without causing significant trauma to the surrounding tissue. In addition, smaller gauge needles can also be less painful for patients and may reduce the risk of complications such as bruising or swelling at the site of the venipuncture.
It is important to note that the appropriate needle gauge may vary depending on the patient's age, medical history, and other factors. In some cases, a larger or smaller needle may be necessary to ensure safe and effective blood collection. Healthcare professionals should always follow established protocols and guidelines for venipuncture and select the appropriate needle gauge based on individual patient needs and clinical judgment.
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