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Flashcards covering feline health, disease pathology, biosecurity, parasites, and reproductive physiology.

Nictitating Membrane
The third eyelid located on a cat's eye, whose visible protrusion or exposure serves as an indicator that the cat is ill.
Normal Feline Body Temperature
The standard baseline body temperature for a healthy cat, which is approximately 101.5∘F.
Chronic Illness
A long-lasting condition where cats often neglect grooming and show general signs such as a dull coat, excessive shedding, listlessness, food refusal, and dull eyes.
Acute Illness
A severe, rapid-onset disease where end results, such as recovery or death, often occur within a few days.
Biosecurity
Methods and practices designed to prevent the introduction and spread of diseases via people, fomites, vectors, feral cats, rodents, and insects.
Colostrum
Maternal milk that provides temporary passive immunity via passive transport during the first 24 hours of life, lasting approximately 1 to 2 months.
Feline Infectious Peritonitis (FIP)
A viral disease caused by a coronavirus that is prevalent in catteries, characterized by fluid buildup in an enlarged abdomen, eye lesions, and a mortality rate of approximately 95%.
Feline Leukemia Virus (FeLV)
A retrovirus shed in saliva, urine, and feces that impairs the immune system, affecting 25% to 60% of free-roaming cats, who rarely survive more than 3 years once chronically infected.
Feline Panleukopenia (FPL)
An acute, highly contagious viral disease (also termed cat distemper, cat fever, or cat plague) affecting cats, raccoons, mink, and ferrets that can persist in the environment for more than a year.
Feline Viral Rhinotracheitis (FVR)
An upper respiratory infection caused by feline herpesvirus that leads to fever, sneezing, coughing, hypersalivation, and corneal/nasal discharge, with viral shedding lasting up to a year post-recovery.
Feline Calicivirus (FCV)
A species-specific respiratory virus causing clinical signs such as oral ulceration, nasal discharge, fever, and hypersalivation, frequently combined with feline herpesvirus in a single vaccine.
Feline Pneumonitis
A bacterial infection caused by Chlamydia psittaci that causes chronic conjunctivitis lasting around 45 days and mild rhinitis; it is zoonotic and treatable with antibiotics.

Cat Scratch Fever
A zoonotic bacterial infection caused by Bartonella that causes no symptoms in cats but leads to blisters, fever, fatigue, headaches, and swollen lymph nodes in humans.

Ringworm
A contagious fungal skin infection presenting with circular, hairless lesions that can spread zoonotically between animals and humans.
Toxoplasmosis
A protozoal infection transmitted through oocysts in cat feces or ingestion of contaminated meat that can cross the placenta from an infected mother to cause developmental damage to a fetus.
E. Fuller Torrey's Findings (2003)
Research documenting that maternal Toxoplasma infection is linked to higher rates of schizophrenia in offspring and a 54% increased likelihood of suicide attempts in infected women (91% for those with the highest antibody levels).
Feline Lower Urinary Tract Disease (FLUTD)
A group of urinary conditions also referred to as Feline Urinary Syndrome (FUS) or urolithiasis.
Flehmen Response
A characteristic lip-curling and olfactory behavior demonstrated by tomcats to detect pheromones upon attaining sexual maturity at around 9 months of age.
Seasonally Polyestrous
The feline reproductive cycle pattern wherein queens repeatedly enter heat cycles every 2 to 3 weeks during long day-length periods, typically initiating 20 days following the winter solstice.

Lordosis
The receptive crouching posture adopted by a queen during estrus, featuring lowered front legs and an elevated rear to facilitate copulation.
Induced Ovulation
The physiological process in queens where follicle maturation alone does not trigger ovulation; physical stimulation during copulation is required to stimulate a luteinizing hormone (LH) surge.

Penile Spines
Keratinized backward-facing barbs present on the penis of a tomcat that stimulate the queen's vagina during mating to trigger the LH surge required for ovulation.
Superfecundity
The occurrence of a queen giving birth to a single litter containing kittens sired by multiple distinct toms, reported in up to 70% of urban feline pregnancies.
Pinking-Up
An early clinical sign of feline pregnancy occurring around 3 weeks post-mating, characterized by the reddening and enlargement of the queen's nipples.

Zonary Placenta
The specific anatomical type of placenta found in felines, characterized by an attachment band circling the midsection of the fetus.
Kittening
The birthing process in queens following a gestation period of 58 to 70 days, which typically concludes in under 6 hours.
Dystocia Red Flags
Conditions requiring immediate veterinary intervention during parturition: active labor over 30 minutes without delivery, weak intermittent labor for 5 hours, dark vaginal discharge without birth in 3 to 4 hours, or pregnancy exceeding 67 days.