Tuesday, November 18, 2008

histology sample test

courtesy of a bunch of hard working ncnmers:

SAMPLE HISTOLOGY TEST

QUESTION: The pancreas is....
A. An exocrine gland
B. Mostly exocrine with 2% endocrine
C. Mostly endocrine with 2% exocrine

ANSWER: B. Mostly exocrine with 2% endocrine

QUESTION: Which theory that most accurately describes the function of the liver?
A. Liver acinus
B. Classical lobule
C. Non-classical lobule

ANSWER: A. Liver acinus

QUESTION: Which salivary gland secretes only serous fluid?
A. Parotid
B. Sublingual
C. Submandibular
D. Both A & C

ANSWER: A. Parotid

QUESTION: Saliva is a mix of water and what?
A. Serous fluid
B. Mucous
C. Amylase
D. Antibodies
E. all the above

ANSWER: E. all the above

QUESTION: Where are compound acinar glands found?
A. Liver
B. Salivary
C. Pancreas
D. both A & B
E. both C & B

ANSWER: E. both C & B

QUESTION: The _______ can be thicker in some places, such as sphincters

ANSWER: muscularis

QUESTION: Which of the following comprise the mucosa?
A. Muscularis mucosa
B. Epithelium
C. Mesothelium
D. Lamina propria
E. Meissener’s plexus

ANSWER: A, B and D

QUESTION: Which has a stratified squamous epithelium:
A. Duodenum
B. Stomach
C. Esophagus

ANSWER: C. esophagus

QUESTION: Which of the following have entero-endocrine cells?
A. Esophagus
B. Jejunum
C. Large intestine
D. Stomach

ANSWER: B & D

QUESTION: What is unique about the stomach?
A. The muscularis externa has three layers
B. It has a lot of goblet cells
C. Greatest amount of GALT
D. It has Brunner’s glands

ANSWER: A. The muscularis externa has three layers

QUESTION: True or False...Alpha, Beta and Delta cells are part of the endocrine glands of the pancreas.

ANSWER: True

QUESTION: Trends down the entire intestines include:
A. Increasing surface area
B. Decreasing surface area
C. Decreasing goblet cells
D. Decreasing lymphatic tissue

ANSWER: B. Decreasing surface area


QUESTION: Which gland secretes alkaline-mucoid material and urogastrone?
A. Gastric gland
B. Esophageal gland
C. Parotid gland
D. Duodenal gland

ANSWER: D. Duodenal gland

QUESTION: Which part of the renal tubular system does most of the reabsorption?

ANSWER: Proximal tubule (extensively convoluted, apical mirovilli, simple cubodial)

QUESTION: What three tubes constitute the portal area?

ANSWER: Hepatic portal vein, hepatic artery, bile duct

QUESTION: What is the correct order of “Flow of Blood to the Liver”?
A. large intestine, liver, portal vein, venous system, heart
B. stomach & small intestine, liver, venous system, portal vein, heart
C. stomach & small intestine, portal system, liver, venous system, heart
D. stomach & small intestine, liver, portal system, venous system, heart

ANSWER: D

QUESTION: The following are well vascularized, except...
A. Tunica intima
B. Tunica adventitia
C. Submucosa of digestive system
D. Lamina propria of the small intestine

ANSWER: A. Tunica intima

QUESTION: Multiple True or False...
• Epiglottis is a conducting tissue, or evidence of conduction tissue
• Cilia is a conducting tissue, or evidence of conducting tissue
• Simple cubodial epithelium is a conducting tissue, or evidence of conducting tissue
• Goblet cells are a conducting tissue, or evidence of conduction tissue

ANSWER: True = epiglottis, cilia and goblet cells; False = simple cubodial epithelium

QUESTION: What are the two kinds of lymphatic tissue and how are they different from each other?

ANSWER: Diffused lymphatic tissue is a scattering of lymphocytes. Nodules are semi-discrete masses of lymphocytes.

QUESTION: What are the four kinds of lymphatic organs and their main function?

ANSWER: 1. Lymph nodes are inline filters of lymph 2. Spleen is the largest lymph organ and an in-line filter of the blood 3. Thymus is a T-lymphocyte manufacturing center. 4. Tonsils are masses of lymphoid tissue that filter lymph in the oral cavity

QUESTION: Which of the following are listed from largest to smallest?
A. Arteriole – artery – vein – capillary
B. Artery – arteriole – sinusoidal capillary – capillary
C. Areriole – vein – venule – artery
D. Artery – vein – capillary – sinusoidal capillary

ANSWER: B. Artery – arteriole – sinusoidal capillary – capillary

QUESTION: Where in the kidneys is urine first seen?

ANSWER: Area cribrosa

QUESTION: What type of gland is responsible for hormone secretion?

ANSWER: Endocrine

QUESTION: Where in the kidneys are the pyramids?

ANSWER: In the medulla

QUESTION: Where do you find the arcuate vein and artery?

ANSWER: Between medulla and cortex

QUESTION: Where is the serosa rather than adventitia present in the male reproductive system?
A. Ductus deferens
B. Urethra
C. Ductus epididymis
D. Penis

ANSWER: C. Ductus epididymis

QUESTION: What cells secrete testosterone?
A. Interstitial leydig cells
B. Sertoli cells
C. Spermatids
D. Sperms cells

ANSWER: A. Interstitial leydig cells

QUESTION: __________ is a hormone produced in the kidneys that causes the bone marrow to produce red blood cells.

ANSWER: Erythropoietin

QUESTION: Where in the body do you find type II capillaries?

ANSWER: in the glomerulus/Bowman’s capusule

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