NIPER JEE 2026 Model Paper 4 - Flashcard Revision Set

A collection of vocabulary-style flashcards derived from NIPER JEE 2026 Model Paper 4, covering Pharmaceutical Analysis, Organic Chemistry, Pharmacognosy, Pharmaceutics, Pharmacology, and Biotechnology.

Free Induction Decay (FID)

A time-domain signal recorded in Fourier Transform NMR (FTNMR) that is mathematically transformed into a frequency-domain spectrum.

Tomography (CT scan)

An imaging technique that uses X-rays to create cross-sectional images.

Polystyrene film

The reference standard used for calibration in IR spectroscopy.

Fluorimetry

The analytical method used for the assay of Quinine sulphate because it exhibits strong natural fluorescence.

Eluting power order (Normal Phase TLC)

The increasing order of solvent polarity and eluting strength: Hexane < Benzene < Diethyl ether < Ethyl acetate < Pyridine.

Optically active molecules

Compounds containing chiral centres (asymmetric carbons) such as Glucose, 2-bromobutane, and D-glyceraldehyde.

Coumarins

Derivatives of benzo-alpha-pyrone (benzopyran-2-ones) containing a fused benzene ring and an $\alpha$-pyrone ring.

Baeyer's reagent

A cold, dilute, alkaline $KMnO_4$ (potassium permanganate) solution used to test for unsaturation (alkenes/alkynes).

Atropisomerism

A type of axial chirality shown by substituted biphenyls arising from restricted rotation around the Ar-Ar bond due to bulky ortho substituents.

Borneol

A bicyclic monoterpene with the formula $C_{10}$, whereas Linalool is an acyclic monoterpene.

Barbituric acid

The parent compound of sedative-hypnotics formed by the condensation of malonic acid and urea.

Fractional distillation

A method used to separate miscible liquids with different but close boiling points, such as Acetone ($bp\,56^{\circ}C$) and water ($bp\,100^{\circ}C$).

Picrolonic acid test

A test used to identify alkaloids by forming insoluble precipitates.

Caricaxanthin

The xanthophyll carotenoid pigment responsible for the distinct yellow coloration of ripe papaya.

Liv.52

A polyherbal hepatoprotective formulation manufactured by The Himalaya Drug Company.

Hesperidin

A flavanone glycoside (flavonoid) found in high concentrations in citrus fruits like oranges and lemons.

Primojel

The trade name for sodium starch glycolate, a modified starch used as a superdisintegrant in tablets.

PVP K-30

The specific viscosity grade of Povidone used as a standard tablet binder and film coating agent.

Nitroglycerine tablet triturates

Sublingual formulations designed for rapid dissolution to provide fast angina relief.

Colorcon and Dow

Leading manufacturers of pharmaceutical excipients; Colorcon is known for film coating systems and Dow for cellulose ethers.

Beta-cyclodextrin

A BCS Class II substance with low aqueous solubility but high permeability, used for inclusion complex formation.

Flip-flop movement

The transverse diffusion of phospholipids across membrane leaflets; it is energetically expensive and requires enzyme catalysis.

PEGylation

The attachment of polyethylene glycol chains to a drug to improve solubility, increase stability, and reduce toxicity.

Non-linear pharmacokinetics

Dose-dependent pharmacokinetics that occur when metabolising enzymes or transporters become saturated.

Compartment modelling

A pharmacokinetic approach used to describe drug disposition (distribution, metabolism, and elimination) in the body.

Aqueous solubility of $\beta$-Cyclodextrin

Low aqueous solubility characterized by values less than $2\,g/100\,mL$.

Blood plasma osmolarity

The normal range for human blood plasma is $275-299\,mOsm/kg$.

Osmotic pressure of blood

Approximately $7.65\,atm$ (or $\sim 5800\,mmHg$).

Trimetazidine

An anti-anginal drug that inhibits 3-ketoacyl-CoA thiolase in myocytes to shift metabolism from fatty acid to glucose oxidation.

Michaelis-Menten Plot

A hyperbolic curve obtained when plotting enzyme velocity against substrate concentration.

Menotropins (hMG)

A preparation of FSH and LH obtained from the urine of postmenopausal women.

Siesta

The term for sleeping or napping during the daytime.

DNA Polymerase I (Pol I)

A prokaryotic enzyme responsible for proofreading via $3'-5'$ exonuclease activity and removing RNA primers via $5'-3'$ exonuclease activity.

Anaphase

The phase of cell division where sister chromatids separate.

Thylakoid membrane

The specific part of the chloroplast where chlorophyll is present and light-dependent reactions occur.

Diaphragm blood supply

Primary supply via the pericardiophrenic artery and musculophrenic artery.

Glutathione (GSH)

A detoxifying tripeptide ($\gamma\text{-Glu-Cys-Gly}$) containing 3 amino acids: glutamate, cysteine, and glycine.

Pulmozyme

The brand name for Dornase alfa (recombinant human DNase I) used in cystic fibrosis.

Interferon beta-1a

A recombinant product used as an immunomodulatory treatment for multiple sclerosis.

Genotropin

The trade name for somatropin, a recombinant human growth hormone (rhGH).

FDA Form 356h

The application form used to submit ANDA, NDA, or BLA to the FDA.

Teva Pharmaceutical Industries

The world's largest manufacturer of generic drugs, holding approximately $20\%$ of the global generic market.

Central Drug Testing Lab

A research institute located in Mumbai.

Joseph Lister

The individual who introduced antiseptic surgery using carbolic acid (phenol).

Epitaph

A word or phrase inscribed on a tombstone or grave.

Corpulent

A synonym for obese, meaning excessively fat or overweight.

Barium sulphate ($BaSO_4$)

An insoluble, non-toxic, and radiopaque contrast medium used for X-ray examination of the GI tract.

Flippase and Floppase

ATP-dependent enzymes that catalyze the energetically expensive flip-flop movement of phospholipids.