BMS 550 Histo Comp Exam

Which fiber predominates in reticular tissue?

Type III

Where are Type II fibers found?

Elastic cartilage

How epithelial cells obtain oxygen, nutrients and get rid of .... Something?

Diffusion.... This long option

What are the junctions that bind the stratum basale to the basement membrane?

hemidesmosomes

Which bone tissue comes first when repairing fracture bone?

woven bone

What is the structural unit of compact bone?

osteon (haversian system)

Which of the following is a specialized CT?

osseous tissues

What comes at apical specialization... and about extracellular material?

Cilia

What is an example of a common thing between simple columnar epithelium and pseudostratified epithelium?

apical specializations

Where can you find loose CT?

underneath the epithelial membrane

What is unique to spongy bone compared to compact bone?

presence of osteon

What are the cells responsible for maintaining the extracellular matrix in hyaline cartilage?

chondrocytes

Which structure allows long bones to grow in length?

Epiphyseal cartilage

What is the localization of osteoclasts?

Surface of bone matrix

What structural features are characteristic of brown adipose tissue?

something multilocular

The glial limiting membrane separates the brain tissue from___?

pia mater

A histology slide shows a cluster of neuronal cell bodies surrounded by satellite cells and poorly differentiated connective tissue. The entire group is enclosed by smooth muscle and connective tissue of a perimysium-like capsule. What structure is this?

Autonomic ganglion

What cells are characterized by branched mononuclear cells joined by intercalated discs and acidophilic cytoplasm and striated pattern?

cardiac muscle

What is not a part of gray matter?

myelinated axons

Which type of muscle is characterized by long, cylindrical multinuclear cells in parallel arrangement?

skeletal muscle

What Glia cells are found in the PNS?

satellite cells

Pyramidal cells occur where in the body?

cerebral cortex

The blood-brain barrier is composed of the capillary's endothelium and which cells?

astrocytes

What cells form a myelin sheath of nerve fibers in PNS?

schwann cells

The sarcomere is the functional unit of striated muscle. When it is fully contracted, which part of it keeps intact?

A Band

Which cells are specialized sensory cells primarily responsible for detecting rotational head movements and .....?

hair cells

What contains the receptor cells for audition?

Spiral organ

What type of tissue lines the ciliary body?

Stratified columnar epithelium

What is found in the outer nuclear layer of the neural retina

Contain photoreceptors

What is the function of the stria vascularis?

endolymph production

What cells are found in the fovea centralis of the retina?

cones

What is the localization of Muller cells?n

neural layer of retina

Where does the otolithic membrane occur?

maculae

What are the functions of the pigmented epithelium of the retina (know which option is incorrect, all the following are functions)

Light absorption, blood retina barrier, restoring photosensitivity

Which structure found in the eye is transparent?

cornea

What kind of tissue in the reticular layer?

dense irregular connective tissue

What kind of glands in armpits, genitals, and areolas?

apocrine

What layer of epidermis has high mitotic activity?

stratum basale

What kind of cell in the islet of langerhans secretes insulin?

beta cells

Which has a heterogenous group in anterior pituitary that has stem cells, progenitor cells, and undifferentiated cells?

chromophobes

In the parathyroid gland, what kind of cells secrete parathyroid hormone?

chief cells

Which gland's parenchyma is arranged into follicles?

thyroid

What is the unique trait of the pineal gland?

brain sand

What is found in the dermal papillae?

Meissner's corpuscle

What cells are responsible for secreting thyroid hormone?

follicle cells

What lines the roof of the nasal cavity?

olfactory mucosa

Vasa vasorum and nervi vasorum are found in the __ of blood vessels?

tunica adventitia

What kind of cell creates surfactant?

Type 2 pneumocyte

What kind of cells can be found in the respiratory epithelium that help with the movement of mucous?

ciliated

A histological study of a 70-year-old’s heart shows increased adipose tissue, loose connective tissue, and blood vessels on the external surface of the heart. Which layer is being described?

epicardium

What do the tunica media and endothelium of the heart share?

Mesothelium

In the heart, dense connective tissue is found forming which structure?

cardiac skeleton

Which type of epithelial cells predominantly line the trachea, providing protection and secreting mucus?

Goblet cells

What marks the beginning of the respiratory portion of the respiratory system?

respiratory bronchioles

What is the most permeable blood vessel?

sinusoid

When are the specific granules produced at what stage?

myelocyte

What cells are formed by fragments of precursor cell cytoplasm?

Platelets

Female labs, who shows a bacterial infection?

Not sure, I put 12,000 leukocyte and 75 lymphocytes?? Could have been 75 neutrophil

Which mature cell develops outside the bone marrow?

T lymphocyte

What cell is characterized by a multilobed nucleus and pale staining cytoplasm?

neutrophil

What cell is characterized by a bilobed nucleus and red stained cytoplasm?

eosinophil

All blood originates from one pluripotent stem cell in ___, named_____ a.

Red blood marrow and hematopoietic stem cell

What cell stacks into "rouleaux" ?

erythrocyte

Monocytes are the precursors for?

macrophages

Which cells are involved in a parasitic infection?

eosinophil

What kind of epithelium is in the ureter?

transitional/urothelium

What part of the nephron is responsible for the majority of filtration?

glomerulus

Which of the following organs has a paracortex?

Lymph node

What is the main function of B cell in adaptive immunity?

produce plasma cells to make antibodies

What is found only in the renal medulla?

Vasa recta

What happens in the thymic medulla?

T cell negative selection

What doesn't have lymphatic nodules?

thymus

What organ has white pulp?

spleen

What is found in the medulla of thymus?

Hassall's corpuscle

What is the most abundant cell in lymph nodule?

B cell

What kind of epithelium lines the gallbladder?

Simple columnar

What makes up the portal triad?

hepatic artery, portal vein, bile duct

What papillae is most numerous but lacks taste buds?

Filliform papillae

What is the name of the gland with mucous cells and serous demilune below the mucous cells?

submandibular gland

What cells produce enamel?

ameloblast

What is the main cell of the liver, and what form do they take?

hepatocytes, irregular plates

What are the gastric gland cells responsible for HCL and intrinsic factor secretion?

Parietal/ oxyntic cells

Centroacinar cells are exclusively found in which organ?

Pancreas

What is the only organ of the alimentary canal with both skeletal and smooth muscle in its muscularis externa?

Esophagus

What is a characteristic feature of the large intestine?

lacks villi

What cells are found in the space of Disse?

hepatic stellate cells (Ito cells)