Herbs 2 -- Clear Heat and Cool Blood, Drain Fire, and Clear Deficient Heat

  • TCM
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| Attempts: 67 | Questions: 19 | Updated: Jul 13, 2025
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1. Sweet acrid very cold LU ST 1. Clear Heat – Drain Fire  (high fever) 2. Clear Stomach Fire  (toothache and headache) 3. Clear Lung Heat  (thick phlegm, asthma) 4. Generate Fluids  (severe thirst) 5. Eliminate Irritability (caused by heat) 6. Promote Healing (ruptured wounds, eczema, burns)

Explanation

Shi Gao, also known as gypsum, is a herb that has a sweet and acrid taste and has a very cold nature. It is commonly used in Traditional Chinese Medicine to clear heat and drain fire from the body. It is especially effective in treating conditions with high fever. Therefore, the correct answer for this question is shi gao.

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About This Quiz
Herbs 2 -- Clear Heat and Cool Blood, Drain Fire, and Clear Deficient Heat - Quiz

Explore the use of traditional Chinese herbs in treating conditions associated with heat, such as high fever, irritability, and dryness. This quiz assesses knowledge on specific herbs like shi gao and zhi mu, focusing on their properties and therapeutic applications.

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2. Acrid bitter cold LV GB 1. Clear Heat – Drain Fire (LV)  (swelling, red face and eyes, dizziness, headache…) 2. Dissipate Nodules - Goiter and Scrofula (caused by stagnation of both phlegm and fire) 3. Lower Blood Pressure (especially when accompanied by LV fire or patterns of ascending yang) 4. improves vision 5. removes stasis and reduces swelling

Explanation

The correct answer, xia ku cao, is likely the correct answer because it has properties that align with the given description "acrid bitter cold." Xia ku cao is known for its ability to clear heat and drain fire, which matches with the symptoms mentioned such as swelling, red face and eyes, dizziness, and headache. It also has the ability to remove stasis and reduce swelling, which further supports its suitability for the given description.

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3. Bitter cold HT PC 1. Clear Heat – Drain Fire (HT) (insomnia, irritability) 2. Stop Bleeding  (vomiting blood) 3. Bind the essence (ex: spermattorrhea) (for warm heat pathogen diseases where heat collapses into PC channel causing mental confusion or delirium.)

Explanation

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4. Sweet bland cold LU KD 1.    Clear deficient heat 2.    Cool the blood 3.    Clear LU heat (causing cough) (very good to treat steaming bone fever)

Explanation

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5. Bitter cold HT LU ST SJ 1. Clear Heat – Drain Fire from Three Jiao –upper, middle, and lower (esp HT, LU, ST, SJ) 2. Eliminate irritability  3. Clear Heat – Dry Dampness (good for yang jaundice) 4. Clear Heat – Cool Blood , Stop Bleeding 5. Resolve Toxicity – Reduce swelling (used topically)

Explanation

Zhi zi is the correct answer because it is commonly used in Traditional Chinese Medicine to clear heat and cool blood. It has properties that can reduce inflammation and swelling, making it effective for treating conditions such as fever or skin rashes. Additionally, zhi zi can also help to stop bleeding and resolve toxicity. Therefore, it is a suitable choice for addressing the symptoms of "bitter cold" which may include fever, irritability, and inflammation.

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6. Bitter sweet salty and slight cold LV LI KD 1.    clears heat –drain LV fire; promote vision (red, swollen, painful eyes) 2.    moistens the intestines to promote defecation 3.    benefit Eyes  - improve vision (photosensitivity, nightblindess, loss of vision without visible changes to eye) 4.    Lower blood pressure & cholesterol 5.    Subdue LV Yang (headaches, dizziness…)

Explanation

The correct answer is jue ming zi because it benefits the eyes and improves vision. This aligns with the second explanation given, which states that one of the functions of the herb is to promote vision and treat conditions such as red, swollen, and painful eyes. Therefore, jue ming zi is the correct answer based on its specific effect on vision.

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7. HT LV ST bitter salty 1.    Cool the Blood – Clear Heat; Stop Bleeding (any bleeding caused by heat) (thick, dark red blood, normally a large amount of blood (excess)) (from blood level) 2.    Drain Fire; Resolve toxicity (from qi level) 3.    Calm Spirit (clear heat from Ying level); Stop Tremors (wind)

Explanation

Xi jiao is the correct answer because it is used to Cool the Blood and Clear Heat, which matches the first function listed in the given options. The other options mentioned, such as sheng di huang, xuan shen, and mu dan pi, do not match any of the listed functions. Therefore, xi jiao is the most appropriate answer based on the information provided.

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8. Bitter cold HT LV ST LI 1.    Clear Deficient Heat 2.    Clears Heat; treats low grade fever from infantile malnutrition 3.    Clear Heat; Dry Dampness

Explanation

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9. KD LU ST Sweet salty bitter cold 1.    Clear Heat - Cool Blood; Stop Bleeding 2.    Nourish Yin (heat injuring the yin/causing yin def) 3.    Clear Heat - Resolve Toxicity (esp good for sore throat, skin conditions) 4.    Softens Nodules

Explanation

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10. Sweet bitter cold HT LV KD 1.    Cool the Blood; Clear Heat (Heat in Blood Level) 2.    Clear HT Heat (irritability, insomnia, palpitations…) 3.    Nourish Yin (yin def with heat signs/yin that is injured by heat) 4.    Moisten LI; treat constipation (due to yin def)

Explanation

The correct answer is "sheng di huang" because it is used to nourish Yin, which is indicated in the given options as "Nourish Yin (yin def with heat signs/yin that is injured by heat)". Sheng di huang is commonly used in Traditional Chinese Medicine to treat conditions such as yin deficiency with heat signs, which can include symptoms like irritability, insomnia, and palpitations.

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11. Bitter sweet cold LU ST KD 1. Clear Heat – Drain Fire (ST & LU)  2. Nourish Yin – Treat Deficient Heat (KD) (bone heat, tidal fever, nightsweating, restlessness…) 3. Moistens Dryness - Treat Diabetes  (due to yin deficiency) (good for excess heat –ST and LU, and yin deficient empty heat - KD)

Explanation

Zhi mu is the correct answer because it is known for its ability to clear heat and drain fire, which is the main function needed in this case. It is effective for treating excess heat in the stomach and lungs (ST and LU). The other options listed, such as zhi zi, qing xiang zu, and lu gen, do not have the same heat-clearing properties as zhi mu.

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12. Sweet and slightly cold LV           1. Clear Heat – Drain LV Fire   (swelling, redness and pain in eyes)            2. Benefit Eyes – Improve vision (blurred vision and "nebula")

Explanation

Mi Meng Hua, also known as Buddleja flower, is used in Traditional Chinese Medicine to clear heat and drain liver fire. It can help with symptoms such as swelling, redness, and pain in the eyes. It is also believed to benefit the eyes and improve vision, especially for blurred vision and "nebula" (cloudiness in the eyes). Additionally, the description of the answer as "sweet and slightly cold" aligns with the properties of Mi Meng Hua, which is considered to have a cooling effect.

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13. Bitter salty cold LV ST 1.    Clear deficient heat 2.    Cool the Blood; Stop Bleeding 3.    Promote Urination; Treat Lin Syndrome (ie: chronic or acute UTI) (2 out of 5 Lins – Heat and blood lin) 4.    Resolve Toxicity (ex: from poisonous snake bites, skin infections, sore throat) (detoxifies poisons already absorbed) (internally and externally for heat toxicity)

Explanation

The correct answer, bai wei, fits the description of "bitter salty cold." Bai wei is known for its bitter taste and cooling properties. It is commonly used in traditional Chinese medicine to clear deficient heat and cool the blood. It can also help stop bleeding and promote urination. Additionally, bai wei can resolve toxicity in the body, making it effective for treating conditions like poisonous snake bites, skin infections, and sore throat.

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14. Sweet bland cold HT LU SI 1. Clear Heat – Drain Fire  (fever) (HT heat (mouth ulcers, infantile febrile convulsions) and ST heat – bad breath, excessive hunger) 2. Eliminate Irritability  (restlessness) 3. Generate Fluids  (thirst) 4. Promote Urination (to expel heat)

Explanation

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15. Sweet slightly cold LV ST 1.    Clear deficient heat 2.    Clear Heat from infantile malnutrition (due to parasites in body ---bloated abdomen, low grade fever) (mainly treats the low grade fever)

Explanation

The correct answer is yin chai hu. This is because yin chai hu is commonly used to clear deficient heat in Traditional Chinese Medicine. It helps to bring balance to the body by reducing heat and restoring a cool and calm state. The other herbs mentioned in the options may have different properties and uses, but yin chai hu specifically addresses the condition of sweet slightly cold LV ST, making it the most appropriate choice.

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16. Sweet cold LU ST 1. clears heat and purges fire (esp in LU (cough and thick phlegm) and ST (vomiting and nausea)) 2. generates fluids; promotes production of fluids to relieve thirst (dry mouth and severe thirst) 3. eliminate irritability 4. stops vomiting (and nausea due to ST heat) 5. promote urination

Explanation

Lu gen is the correct answer because it is a herb that has cooling properties and is commonly used in traditional Chinese medicine to clear heat and purges fire in the lungs and stomach. It also helps generate fluids to relieve symptoms such as dry mouth and severe thirst. Additionally, lu gen can eliminate irritability, stop vomiting, and promote urination.

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17. Sweet cold HT LV 1.    Clear heat, Cool Blood (heat in blood level) 2.    Resolve Toxicity; Vents Rash (Very good for heat related skin conditions and itching… burns, eczema, etc) 3.    Slight Function Invigorate Blood; Remove Blood Stasis

Explanation

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18. Acrid bitter slightly cold HT LV KD 1.    Clear Heat, Cool the Blood, Stop Bleeding 2.    Clear LV heat 3.    Invigorate Blood; remove blood stasis 4.    Resolve Toxicity (topical use = skin infections, sores)

Explanation

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19. Bitter slightly cold LV 1. Clear Heat – Drain LV Fire  (redness, swelling, pain of eyes) 2. Benefit Eyes (ex: "nebulas" and blurry vision) 3. Lower Blood Pressure (due to rising of LV yang) 4. Subdue LV Yang

Explanation

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Sweet acrid very cold...
Acrid bitter cold...
Bitter cold...
Sweet bland cold...
Bitter cold...
Bitter sweet salty and slight cold...
HT LV ST...
Bitter cold...
KD LU ST...
Sweet bitter cold...
Bitter sweet cold...
Sweet and slightly cold...
Bitter salty cold...
Sweet bland cold...
Sweet slightly cold...
Sweet cold...
Sweet cold...
Acrid bitter slightly cold...
Bitter slightly cold...
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