ACTUAL EXAM PAPER 2026 FULL
QUESTION BANK WITH ACCURATE
SOLUTIONS
⩥ A mitochondrial disorder (that reduces functioning of the
mitochondria) would directly affect which of the following cellular
processes?
a. Insufficient energy production for cellular functions
b. Faster replication of DNA
c. Enhanced transport of proteins within the cell
d. Increased production of collagen. Answer: A. Insufficient energy
production for cellular functions
⩥ Gap junctions _____________.
a. Prevent the passages of ions between cells
b. Are found only in the nucleus
c. Link lysosomes together in the cells
d. Are intercellular channels that permit the transfer of ions and small
molecules between cells. Answer: D. Are intercellular channels that
permit the transfer of ions and small molecules between cells
,⩥ Which of the following are not FOUND in cell's phospholipid plasma
membranes?
a. Cholesterol and aquaporins
b. Integral proteins and cholesterol
c. G-protein coupled receptors
d. Histones and chromatin. Answer: D. Histones and chromatin
⩥ Which of the following ions is found in a higher concentration
intracellularly, compared with extracellularly?
a. Potassium
b. Sodium
c. Chloride
d. Calcium. Answer: A. Potassium
⩥ Edema (swelling of the tissues) would most likely result from
_________________.
a. Reduced hydrostatic pressure
b. Increased dietary consumption of protein
c. Low serum albumin (2.0 g/dL)
d. All of the above. Answer: C. Low serum albumin (2.0 g/dL)
⩥ You are administrating a colloid infusion (albumin) to a patient. What
direct effect will your infusion have on the blood plasma?
, a. Will increase hydrostatic pressure
b. Will increase plasma oncotic pressure
c. Will increase the blood pH
d. Will decrease plasma oncotic pressure. Answer: B. Will increase
plasma on optic pressure
⩥ According to Fick's Law of Diffusion, which of the following would
INCREASE a substance's rate of diffusion?
a. Increasing the membrane thickness
b. Increasing the surface area for diffusion
c. Decreasing the concentration gradient of the substance between the
two areas
d. All of the above. Answer: B. Increasing the surface area for diffusion
⩥ Which of the following solutions would cause cells to swell with
fluid?
a. A hypertonic saline solution (ie, lower extracellular sodium
concentration)
b. A hypotonic saline solution (ie, higher extracellular sodium
concentration)
c. An isotonic solution (ie, similar extracellular and intracellular sodium
concentrations)