Tissues Essay

Decent Essays
Question - how to interpret or recognize different tissues and cells (epithelium, connective tissue, muscle, and nervous tissue) present in the body.

summary-we were given different slides and we had to figure out different tissues and cells on each slide based on our lab manual reading and understanding.

material- microscope, un-labeled (numbered) slides

1) get a microscope for your group and connect it to a power outlet. switch on the light.
2) get your first slide (unknown cell) from your TA.
3) put the slide you’re on your mechanical stage and make an adjustment to properly view your slides.
4) you and your partner should take turns to view the slide, and then figure out the slide by discussion and by comparing it with
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Slide 6- Goblet cells- found in lungs, and intestinal tissues. The distinguished features are- ovoid in shape, and they are a modification from simple columnar cells.
Slide 7- Elastic Cartilage- found in epiglottis and pinnae.
The distinguishing features- slides had dark purple staining and a have bit tear drop like structure in it.
Slide 8- smooth muscle- found in different organ system like digestive, excretory, respiration and reproductive system.
The distinguished features are- spindle-shaped, centrally located nucleus do not appear striated. Also usually there is a layer where cells are arranged perpendicular to each other.
Slide 9 - simple columnar (ciliated)- found in the intestinal tract, part of the respiratory tract, and uterus. The distinguished features are- A single layer of long columnar cells (width smaller than height) and are ciliated towards the free surface.
Slide 10- hyaline cartilage- found in bronchi and trachea. The distinguished features are glassy matrix, light packed collagen fibers.
Slide 11- skeleton muscles- found around the skeleton. The distinguished features are- cylindrical, and on slides they appears highly striated.
Slide 12- neuron- found in the nervous system. The distinguished features are- branched extension of cytoplasm called the Dendrites and the long thread-like structure called the Axon. slide 13- simple columnar(non-ciliated)- found in the intestinal tract, part respiratory
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