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Tutor profile: Tatjana M.

Tatjana M.
Current Medical Student

Questions

Subject: MCAT

TutorMe
Question:

Patients, who have excess fat are more likely to require therapeutic doses of what vitamin? A. Vitamin B1 B. Vitamin B3 C. Vitamin C D. Vitamin D

Tatjana M.
Answer:

The answer is D- Vitamin D. In looking at the answer choices for this question you should look at 'which one of these is different?', which one of these does not belong? Can you remember what fat-soluble vitamins are? A,D,E,K. Vitamin B1, B3, and Vitamin C are not fat-soluble, therefore making D the correct answer.

Subject: Biochemistry

TutorMe
Question:

What is the rate-limiting step of the citric acid cycle? (name the enzyme)

Tatjana M.
Answer:

The rate-limiting steps of the citric acid cycle, also known as the TCA cycle is isocitrate dehydrogenase.

Subject: Anatomy

TutorMe
Question:

List the pathway that blood takes through the heart and circulatory system starting with the Inferior+Superior Vena Cavae dictating the parts that are deoxygenated and oxygenated blood.

Tatjana M.
Answer:

Deoxygenated: Superior/Inferior Vena cave --> right atrium --> tricuspid valve --> right ventricle --> pulmonary valve --> pulmonary artery *oxygenation* Oxygenated Pulmonary veins --> left atrium --> mitral valve --> left ventricle --> aortic valve --> aorta

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