Which of the following is not required for blood clot formation?

Correct Answer: C

Rationale: Plasmin is involved in breaking down clots, not forming them.

Correct Answer: D

Rationale: The tricuspid valve is located between the right atrium and right ventricle.

Correct Answer: C

Rationale: Mucosa is a mucus membrane(& secretes mucus)

Correct Answer: D

Rationale: Molecules that are soluble in water cannot pass through lipid(fat). So the phospholipids are a barrier. The functions described by B.& C. are performed by other molecules in the plasma membrane.

Correct Answer: B

Rationale: Mitochondria are the site of ATP production