Histology Lab: Possible Questions

This connects the larynx to the lungs and moves air towards the lungs when you inhale?

trachea

The right lung has 2 lobes; the left lung has 3 lobes

both are false

The diaphragm is located between the lungs and the heart. It is attached to the sternum and the middle of the ribcage and the spine.

statement 2 is correct

This is lined with skin and has short, stiff hair that prevent large dust particles from entering?

vestibule

The dermis of the vestibule houses numerous?

sebaceous glands

Also known as Kulchitsky Cells?

granule cells

Is highly vascularized, with numerous seromucous glands, lymphoid components, huge artery plexuses, and venous sinuses?

lamina propria

Has a striated border composed of microvilli, and secretory granules they provide physical support and nourishment?

sustentacular cells

Lamina propria contains lymphoid components and seromucous glands that have merged with the periosteum of the bones?

paranasal sinuses

First transformation of normal cells into a distinct cell type?

metaplasia

A growing level of tissue abnormal maturation or growth?

dysplasia

Metaplasia: Chronic Smoking: Dysplasia:?

HPV (Human papillomavirus)

Lamina propria has pharyngeal tonsil?

nasopharynx

The superior vestibular folds of the pharynx is lined with respiratory epithelium. The inferior folds are lined with stratified squamous non-keratinized epithelium.

both are true

Epithelium that lines the lingual surface of the epiglottis?

stratified squamous epithelium

Produces mucinogens?

goblet cells

It is a fibroelastic CT that contains C-shaped hyaline cartilage. The trachealis muscle, a dense band of smooth muscle cells, is located at the posterior aspect of the cartilage?

adventitia

Which of the following is synthesized and stored in the liver cells?

glycogen

The term mucosa (mucous membrane) means:

the moist surface of any hollow organ that communicates with the outside part

The connective tissue layer of a mucous membrane is called?

lamina propria

The connective tissue layer of the stomach is protected from digestion by?

surface mucous cells

Like the small intestine, the gallbladder is lined by?

columnar cells with brush border of microvilli

Kupffer cells are found most commonly within the?

hepatic sinusoids

Submucosa of the digestive tract consists primarily of?

loose fibrous CT

Cells which secrete HCl into the stomach are called?

parietal (oxyntic) cells

All of the following are primarily mucous-secreting glands, EXCEPT:

Fundic glands

The principal secretory product for cells of Brunner's glands are?

alkaline mucus

Mesothelium consists of?

simple squamous epithelium

Intestinal crypts of Lieberkühn are located?

mucosa of the small intestine

The papillae covering most of the top surface of the human tongue are called?

filariform papillae

Tubular invaginations (crypts, pits or glands) occurring within the mucosa (embedded in lamina propria), are not characteristic of the?

esophagus

Submucosal glands occur in the submucosa of the?

esophagus

Submucosal glands also occur in the?

duodenum

Folds in the mucosa of the stomach are called?

rugae

Permanent folds in the wall of the intestine, containing a core of submucosa, are called?

plicae

Microscopic finger-like projections of the intestinal mucosa are called intestinal?

villi

Microscopic indentations in the epithelial surface of the stomach are called gastric?

crypts

The pancreas is located?

Deep to the wall of the small intestine

Which of the following epithelial types is most closely associated with active absorption at a mucosal surface, as in small intestine and colon?

simple columnar epithelium

In which of the following regions of the GI Tract does the highest proportion of goblet cells occur in the surface epithelium of the mucosa?

large intestine

Which of the following regions of the GI Tract is characterized by numerous short tubular invaginations but no villi?

colon

In which region(s) of the GI Tract are there tubular mucous glands in the mucosa?

Cardiac, pyloric stomach

The region of the kidney containing glomerulus is called the?

cortex

The Capsule of the kidney consists of?

dense fibrous CT

The lumen of the glomerular capillaries is lined by?

fenestrated endothelium

The outer lining of the Bowman's capsule (the parietal epithelium) consists of a single layer of?

squamous cells

Filtration slits are located between adjacent?

podocytes foot processes

Mesangial cells are?

not epithelial cells

juxtaglomerular cells secretes?

renin

Which of the epithelial cells of the urinary tract are specialized with an apical brush border of microvilli?

proximal convoluted tubule epithelium

Interstitial cells within the renal glomerulus, whose function are uncertain but may include phagocytosis and maintenance of the glomerular basement membrane, are the?

mesangial cells

Transitional epithelium lines all of the following, EXCEPT?

bowman's capsule

Menopause is defined as?

loss of ovulation and fertility

The smaller lobules or acini are lined with what type of epithelium?

simple cuboidal epithelium

Normally, how many lobes consist of the mammary gland?

15-20

Vaginal wall layer, EXCEPT?

submucosa

The endometrium is lined with what type of epithelium?

simple columnar epithelium

The uterine wall layer, EXCEPT?

cardiometrium

The cervix has the property to produce mucus?

true

the womb

uterus

The structure that the sperm must penetrate for fertilization?

zona pellucida

The hormone that surges during ovulation?

LH (luteinizing hormone)

The ovary's inner medulla, EXCEPT?

follicles

The male gamete?

spermatozoa

The sperm leaves the testis through the?

efferent ductules

Cells that prevent the escape of unique antigens seen as foreign?

sertoli cells

Secondary sex characteristics, EXCEPT?

development of penis

The efferent ductules are lined with what type of epithelium?

simple columnar epithelium

The sperm mature at the?

epididymis

Vas deferens has?

smooth muscle

Which of the following is composed of loose connective tissue?

hypodermis

Where is the thick skin found?

sole of the feet

Which of the cells is a macrophage found in the skin?

langerhans cell

What is the half moon shaped white area on a nail called?

lunula

What type of glands are the ceruminous glands?

apocrine sweat gland

The muscular layer of blood vessels is called?

tunica media

The inner layer of a blood vessel wall, characterized by a simple squamous endothelium supported by a thin layer of connective tissue?

tunica intima

Mesothelium is?

simple squamous epithelium

Endothelium lines of the following, EXCEPT?

glandular ducts

Reticular fibers (a form of type III collagen) form a supporting meshwork for cells in?

all

Which of the following is NOT primarily composed of connective tissue?

myometrium

Which connective tissue cell type contains properties of smooth muscle cells?

myofibroblast

Which of the following can be classified as "specialized connective tissue"?

blood

What type of tissue makes up the dermis of the skin?

dense irregular connective tissue

Which of the following can be classified as "embryonic connective tissue"?

mucous connective tissue

What type of tissue lines the urinary bladder?

transitional epithelium

What do you call the simple squamous epithelium that lines the blood vessels?

endothelium

What type of gland secretes its product through duct or tube?

exocrine gland

What is a gland called if the secretory portion is flasked shape?

alveolar

What cell type makes up the mucosa of the gallbladder?

simple columnar epithelium

What are the supporting cells in the nervous system called?

neuroglia

Which cell is a macrophage found in the central nervous system?

microglia

Which of the following is involved in the blood brain barrier?

astrocytes

What is the connective tissue covering of a muscle fascicle?

perimysium

Which of the following is composed of smooth muscle?

visceral organ walls

What line bisects the dark band in muscle?

H band

Which organelle sorts and packages proteins within a cell?

golgi apparatus

Which of the following is NOT a membranous organelle?

filaments

What structure contributes to the cell's cytoskeleton?

microfilaments

Which organelle is involved in lipid metabolism?

smooth endoplasmic reticulum