CAT
113 free practice questions shared by students. Answer them right here — no account needed.
A 52-year-old man presents to the emergency department with sudden onset of vomiting blood and lightheadedness. He reports passing black stools over the past fe…
A 72-year-old woman with well-compensated alcoholic cirrhosis (Child-Pugh A) is referred due to persistent iron deficiency anaemia. She denies haematemesis, mel…
A 61-year-old man presents to the emergency department with a 6-hour history of hematemesis and melena. He reports a long-standing history of osteoarthritis, fo…
A 68-year-old man presents to his general practitioner for a routine review of his medications. He has a history of osteoarthritis, for which he takes naproxen…
A 76-year-old man presents to the emergency department with a 6-hour history of passing large volumes of bright red blood per rectum. He feels lightheaded and f…
A 68-year-old man presents to the emergency department with a 24-hour history of worsening abdominal pain, nausea, and vomiting. He has a history of open sigmoi…
A 67-year-old man presents to the emergency department with a 2-day history of severe diarrhea, abdominal cramping, and fever (38.5°C). His symptoms began appro…
A 45-year-old woman presents with a painful, swollen, red area on her right forearm that developed over the past two days. She reports a minor cut from gardenin…
A 45-year-old woman with diabetes mellitus presents with a painful, rapidly expanding area of redness on her thigh. She has a fever of 39°C (102.2°F) and hypote…
A 65-year-old man presents with purple spots on his forearms and hands that appeared over the past few days. He denies pain, itching, or trauma. His medical his…
A biopsy of the tracheal epithelium shows a single layer of cells with nuclei at different levels, cilia, and mucus-secreting goblet cells. Which of the followi…
Which of the following is TRUE about stratified columnar epithelium?
Which function is performed by stratified cuboidal epithelium?
Which of the following is a location of stratified cuboidal epithelium in the body?
What is the main function of stratified squamous epithelium?
Where in the body would you find keratinized stratified squamous epithelium?
A histological sample from a region with high mechanical stress shows stratified squamous epithelium. Which of the following characteristics would distinguish w…
A pathologist examines a biopsy from a patient's mucous membrane and identifies nonkeratinized stratified squamous epithelium. From which of the following locat…
A researcher is examining samples of simple columnar epithelium from different locations in the body. Which of the following correctly pairs a location with its…
A medical student observes a tissue slide showing simple columnar epithelium with prominent goblet cells. Based on the functional characteristics of this tissue…