FMGE 2010 - Surgery PYQs Practice Questions

Q: What is the percentage of total body surface area represented by the palm of an adult burn patient?

1% of total body surface area. **1% of total body surface area** ✓ - The **palm rule** is a quick method for estimating burn size, stating that an adult's palm (including fingers) represents approximately **1% of their total body surface area (TBSA)**. - This rule is particularly useful for scattered burns or when the **Rule of Nines** is difficult to apply. *18% of total body surface area* - According to the **Rule of Nines**, 18% of TBSA represents either the entire front of the trunk, the entire back of the trunk, or both entire legs. - This percentage is significantly larger than the area covered by an adult's palm. *27% of total body surface area* - This percentage does not directly correspond to a standard anatomical region in either the **Rule of Nines** or the **palm rule** for burn estimation. - It would represent a combination of multiple body parts, far exceeding the area of a single palm. *9% of total body surface area* - The **Rule of Nines** assigns 9% of TBSA to an arm, the head and neck (in adults), or half of a single leg. - While a quick estimation, this is much larger than the area of a single palm. [Practice more Surgery PYQs on OnCourse]

Q: Xenograft is transplantation of tissue:

From a different species. ***From a different species*** - A **xenograft** (or heterograft) is the transplantation of cells, tissues, or organs from **one species to another**, such as from a pig to a human. - This type of transplant faces significant immunological challenges due to the **genetic disparity** between the donor and recipient. *From same species* - This describes an **allograft** (or homograft), where tissue is transplanted between genetically distinct individuals of the **same species**. - Examples include organ transplants between unrelated humans. *From genetically identical twins* - This describes an **isograft** (or syngeneic graft), which involves transplantation between **genetically identical individuals**, such as monozygotic twins. - These grafts typically have the **highest success rate** due to minimal immune rejection. *From one part of body to another* - This describes an **autograft**, where tissue is transplanted from one site to another **within the same individual**. - Examples include a skin graft from the thigh to a burned area on the arm or a **coronary artery bypass graft** using a leg vein; these grafts are not rejected as they originate from the patient's own body. [Practice more Surgery PYQs on OnCourse]

Q: Secondary hemorrhage is seen:

7-14 days after surgery. ***7-14 days after surgery*** - **Secondary hemorrhage** is typically caused by **infection** leading to erosion of blood vessels, which takes several days to develop. - This type of bleeding is characterized by onset more than 24 hours after surgery, commonly occurring between **7 to 14 days post-operatively**. *6 h after surgery* - Hemorrhage occurring within the first 24 hours (or particularly within the first few hours) is usually classified as **primary hemorrhage**. - **Primary hemorrhage** is often due to inadequate hemostasis during the initial surgical procedure. *24 h after surgery* - Bleeding at 24 hours post-surgery still falls under the definition of **primary or reactionary hemorrhage**. - **Reactionary hemorrhage** occurs within the first 24 hours due to dislodgement of clots or changes in blood pressure. *During anesthesia* - Hemorrhage during anesthesia is by definition **primary hemorrhage**, occurring contemporaneously with the surgical procedure. - This is directly related to surgical technique or patient factors during the operation itself. [Practice more Surgery PYQs on OnCourse]

Question 1

What is the percentage of total body surface area represented by the palm of an adult burn patient?

Accepted Answer

1% of total body surface area

Answer

18% of total body surface area

Answer

27% of total body surface area

Answer

9% of total body surface area

Question 2

Xenograft is transplantation of tissue:

Accepted Answer

From a different species

Answer

From same species

Answer

From genetically identical twins

Answer

From one part of body to another

Question 3

Secondary hemorrhage is seen:

Accepted Answer

7-14 days after surgery

Answer

6 h after surgery

Answer

24 h after surgery

Answer

During anesthesia

FMGE 2010 — Surgery