Google+ Biochemistry for Medics – Lecture Notes

Main Menu

Advertisement

http://www.jaypeebrothers.com/pgDetails.aspx?cat=s&book_id=9789352501434

This book is based on reviewing clinical correlations of Biochemical processes. To generate curiosity, the facts have been presented as clinical problems. The discussions are extremely instructive and very interesting. The textual matter is perfectly distributed into segments. The readers can use the information any time from any of […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Introduction

The most abundant heteropolysaccharides in the body.
Highly negatively charged molecules,with extended conformation that imparts high viscosity to the solution.
GAGs are located primarily on the surface of cells or in the extracellular matrix (ECM).
Along with the high viscosity of GAGs comes low compressibility, which makes these molecules ideal for a […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 56-year-old man with longstanding poorly controlled diabetes mellitus visits his primary care physician for a follow-up after a recent hospitalization. The patient experienced an episode of acute renal failure while in the hospital, and his creatinine level rose to 3.4 mg/dl (normal, 0.7-1.5 mg/dl).

Creatinine a marker of kidney […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

In a 39-year-old woman who just gave birth, chorionic villus sampling was performed, and a battery of genetic panels was assessed on the new born. One marker indicated a defective Cystathionine -β- Synthase. Which of the following compounds you most likely expect to be elevated in the blood of […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Laboratory results for a patient with uncontrolled Type I diabetes mellitus reveal hyperglycemia (456 mg/dL) and hypertriglyceridemia (395 mg/dL). The most likely cause of the hypertriglyceridemia in this patient is which of the following?

A. Deficiency in apoprotein C-II

B. Increased hepatic triglyceride synthesis

C. Decreased lipoprotein lipase activity

D. Deficiency in LDL […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Fate of pyruvate – A quick review from Namrata Chhabra

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 10-month-old infant was admitted to the hospital in a state of coma. Examination revealed a high body temperature, rapid pulse rate, abnormal electroencephalogram and hepatomegaly. Analysis of his urine showed abnormally high amounts of glutamine and uracil, which suggested a high blood ammonium ion concentration. Considering the data, […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

What is the basis of this statement “fats burn in the flame of carbohydrates”?

A)   Fats are hydrolyzed in the presence of carbohydrates

B)   Fatty acids and glucose are simultaneously oxidized

C)   Acetyl co A is the common product of fatty acid and glucose oxidation

D)   Acetyl co A is oxidized completely in the presence of oxaloacetate in TCA […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

1) – A 47-year-old female is brought to the emergency department with complaints of malaise, nausea, vomiting, and fatigue. The patient reveals a long history of alcohol abuse for the last 10 years requiring drinks daily especially in the morning as an “eye opener.” She has been to rehab […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

http://www.slideshare.net/namarta28/alcohol-induced-metabolic-alterations-a-case-based-discussion

 

 

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 22- year-old diabetic comes to the Accident and Emergency department. She gives a 2-day history of vomiting and abdominal pain. She is drowsy and her breathing is deep and rapid. There is distinctive smell from her breath. She has been diagnosed with Diabetic ketoacidosis. Diabetic ketoacidosis is a […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 50-year-old, alcoholic male presents with a swollen face, distended abdomen, and an enlarged fatty liver. Fatty acids react with glycerol-3-P to form triglycerides, which accumulate to cause fatty liver. The liver has glycerol kinase, while adipose tissue lacks glycerol kinase. As a result, in adipose tissue, which of […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 32-year-old body builder has decided to go on a diet consisting of egg whites to ensure only proteins for muscle growth. After a few weeks he experiences decreased energy and is found to be hypoglycemic. A nutritionist tells the patient that he most likely has the deficiency of […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Introduction

A colorimeter is a device used in colorimetry. The word generally refers to the device that measures the absorbance of particular wavelengths of light by a specific solution. This device is most commonly used to determine the concentration of a known solute in a given solution by the application […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

A 14-year-old high school girl who is extremely conscious about her appearance has gone  near fasting for two days to fit in to a dress she intentionally brought a size smaller than her actual size for a dance party. Which of the following organs/tissues contributes to the glucose that […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Case detail

A 3-year-old girl was brought into the Emergency Room. She was cold and clammy and was breathing rapidly. She was obviously confused and lethargic. Her mother indicated that she had accidentally ingested automobile antifreeze (ethylene glycol) while playing in the garage. Following gastrointestinal lavage and activated charcoal administration, […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Case details

A 15 year-old boy had numbness and tingling around his mouth and in his finger tips. The problem was intermittent usually occurring during times of great stress. Aside from his problem, he had been in good health. His physical examination was normal, as were his laboratory values, especially […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Which of the following occurs in non shivering thermogenesis?

A) Glucose is oxidized to lactate

B) Fatty acids uncouple oxidative phosphorylation

C) ATP is spent for heat production

D) Glycogen is excessively degraded

E) Fatty acids are excessively oxidized

The correct answer is C- Fatty acids uncouple oxidative phosphorylation

Basic Concept

The reduction of molecular oxygen to […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Case details

A fifty-one year old woman presented to her internist with complaints of swelling In the front of her neck. Upon history and physical examination, her physician noted that she had a weight gain in the past year of 28 pounds, had shortness of breath, and was easily fatigued. […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

 

 

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

During acute myocardial infarction, the oxygen supply to an area of heart is reduced forcing the cardiac muscle cells to switch to anaerobic oxidation. Under this condition the activity of which of the following enzymes is increased by the increasing concentration of AMP?

A.  Phosphofructokinase-1

B.  Pyruvate kinase

C.  Citrate synthase

D.  Lactate […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Case details

A pregnant woman is able to transfer oxygen to her fetus because fetal hemoglobin has a greater affinity for oxygen than does adult hemoglobin. Why is the affinity of fetal hemoglobin for oxygen higher?

A. The tense form of hemoglobin is more prevalent in the circulation of the fetus.

B. […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Case details

A 55-year-old man suffers from cirrhosis of liver. Toxins such as ammonia are not properly metabolized by the liver and can damage brain. Which of the following compounds should be in highest concentration in brain as a result of detoxification of ammonia?

A. Alpha Ketoglutarate

B.Glutamate

C.Glutamine

D.GABA (Gamma amino butyric acid)

E. […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Q.1- Biotin is a coenzyme for reactions involving:
A) Decarboxylation                                                    

B) Carboxylation

C) Transamination                                                     

D) Deamination                     

E) Transmethylation

Q.2- Folic acid is important for which of the following processes?

A) Fatty acid oxidation                                                           

B) Fatty acid synthesis

C) Gluconeogenesis                                                   

D) One carbon metabolism

E) Glycogenesis                      

Q.3- Sideroblastic anemia […] Continue Reading…

Please help "Biochemistry for Medics" by CLICKING ON THE ADVERTISEMENTS above!

Advertisement