Histology & Microscopic Anatomy Illustration Flashcards
7 cards from real CMI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Histology & Microscopic Anatomy Illustration flashcards as text
When creating a scientific illustration based on a transmission electron micrograph, which conventional representation is used to depict a unit membrane?
Answer: A double parallel line representing the lipid bilayer
Biological membranes are conventionally illustrated as double lines to reflect the phospholipid bilayer structure visible as two electron-dense leaflets in TEM images.
A medical illustrator is creating a sequential diagram of mitosis for a textbook. What is the correct order of phases to depict?
Answer: Prophase → Metaphase → Anaphase → Telophase
Mitosis proceeds through Prophase, Metaphase, Anaphase, and Telophase in that order, commonly remembered with the mnemonic PMAT.
When referencing scanning electron microscopy (SEM) images for an illustration, what unique visual quality distinguishes SEM from TEM imagery?
Answer: Three-dimensional surface topography of the specimen
SEM produces images showing the three-dimensional surface topography of specimens by detecting secondary electrons emitted from the surface, unlike TEM which reveals internal cross-sectional ultrastructure.
A medical illustrator needs to accurately depict the Golgi apparatus in a cell diagram. Which shape best represents its typical ultrastructural appearance?
Answer: A stack of flattened, curved membrane-bound cisternae
The Golgi apparatus consists of stacked, flattened cisternae that are slightly curved to create distinct cis (entry) and trans (exit) faces, forming its characteristic appearance.
In creating a labeled diagram of the nephron for a renal physiology illustration, which structure should be depicted as a capillary tuft enclosed within Bowman's capsule?
Answer: Glomerulus
The glomerulus is a specialized knot of fenestrated capillaries invaginating into Bowman's capsule, where plasma is filtered to form primary urine.
When a medical illustrator needs to communicate actual specimen dimensions in a histological illustration, which element is considered the scientific standard?
Answer: A scale bar with labeled measurement
A scale bar remains proportionally accurate regardless of reproduction size or magnification changes, making it the scientific standard for representing real dimensions in microscopic illustrations.
A medical illustrator is creating a reference image of myelinated nerve fibers in a spinal cord cross-section. Which histological stain should they reference to show myelin as a distinctly colored structure?
Answer: Luxol fast blue (LFB)
Luxol fast blue selectively binds to the lipoproteins of myelin sheaths, staining them dark blue/turquoise and making it the standard stain for identifying myelinated fibers.