Minds_creative_learning ( Practical Histology Final Exam Model)

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| By Ala2yousri

Ala2yousri

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Quizzes Created: 1 | Total Attempts: 592

Questions: 20 | Attempts: 592 | Updated: Mar 21, 2023

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Minds_creative_learning ( Practical Histology Final Exam Model) - Quiz

DON'T FORGET SPECIAL STAINS ^_^

Questions and Answers

1.

identify ..
2.

Identify

Explanation
Cilia are small, hair-like structures found on the surface of many cells. They play a crucial role in various biological processes, including movement and sensory perception. "TS shafts" refers to the cross-sections of these cilia. By identifying cilia (TS shafts), one can observe and study their structure and function, which can provide valuable insights into cellular activities and their impact on overall organismal function.

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3.

Identify

Explanation
The term "neuroepithelium" refers to a type of tissue that is found in the developing nervous system. It is a specialized epithelial tissue that gives rise to neurons and other components of the nervous system. This tissue plays a crucial role in the early stages of neural development, as it gives rise to the neural tube, which eventually develops into the brain and spinal cord. The neuroepithelium is characterized by its ability to differentiate into different types of neural cells, including neurons, glial cells, and neural stem cells.

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4.

Identify

Explanation
The correct answer is pacinian corpuscle. A pacinian corpuscle is a type of sensory receptor found in the skin that is responsible for detecting deep pressure and vibration. It consists of a specialized nerve ending surrounded by layers of connective tissue. When pressure or vibration is applied to the skin, the layers of connective tissue within the pacinian corpuscle are deformed, causing the nerve ending to generate an electrical signal that is transmitted to the brain. This allows us to perceive and identify sensations such as touch and pressure.

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5.

Identify
6.

Identify
7.

Identify

Explanation
The given answer, "Stratified Squamous Keratinized Epithelium," refers to a type of tissue found in the skin. "Stratified" means that it is composed of multiple layers of cells, while "squamous" refers to the flattened shape of the cells. "Keratinized" means that the cells are filled with a tough protein called keratin, which provides protection and waterproofing to the skin. This type of epithelium is typically found in areas of the body that experience a lot of wear and tear, such as the outer layer of the skin.

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8.

Identify

Explanation
This answer suggests that the given image or sample is a blood film stained with Leishman's stain, and it shows red blood cells (RBCs) and neutrophils. Leishman's stain is commonly used in the laboratory to stain blood films for microscopic examination, and it helps to visualize different blood cells and their characteristics. Neutrophils are a type of white blood cell that play a crucial role in the immune response against bacterial infections. Therefore, this answer accurately describes the components observed in the image or sample.

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9.

Identify
10.

Identify

Explanation
The given answer "Ground bone (un stained)" suggests that the object being identified is a sample of ground bone that has not been stained. This means that the bone has not been treated with any dye or chemical to enhance its visibility under a microscope. The absence of staining may indicate that the sample is being observed for its natural structure or composition, rather than specific cellular or tissue details.

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11.

Identify
12.

Identify

Explanation
The Golgi body is a cell organelle involved in the processing, packaging, and transport of proteins and lipids within the cell. It receives proteins and lipids from the endoplasmic reticulum and modifies them by adding sugars and other molecules. These modified molecules are then sorted and packaged into vesicles for transport to their final destinations within the cell or for secretion outside the cell. The Golgi body is easily identifiable under a microscope due to its distinct structure and location near the nucleus.

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13.

Identify

Explanation
The correct answer is that glycogen granules (alpha) are found in the smooth endoplasmic reticulum (SER) and mitochondria. Glycogen granules are storage forms of glucose in cells and are typically found in the cytoplasm. The smooth endoplasmic reticulum is involved in lipid metabolism and detoxification, while mitochondria are responsible for energy production through cellular respiration. Therefore, it makes sense for glycogen granules to be present in these organelles, as they play a role in energy storage and metabolism.

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14.

Identify
15.

Identify
16.

Identify
17.

Identify

Explanation
Cancellous bone, also known as spongy bone, is a type of bone tissue that has a porous and lattice-like structure. It is found at the ends of long bones, in the vertebrae, and in the interior of flat bones. Cancellous bone contains trabeculae, which are small, interconnected columns and plates that provide strength and support. This type of bone tissue is lightweight but strong, and it helps to reduce the weight of the skeleton while still maintaining its structural integrity.

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18.

Identify
19.

Identify
20.

Identify

Explanation
The given answer suggests that the identified structure is Yellow Elastic CT stained with Van Geison stain and it is located in the Ligamentum Nuchae. This implies that the structure being referred to is a type of connective tissue that contains yellow elastic fibers, which can be visualized using Van Geison stain. It is specifically found in the Ligamentum Nuchae, which is a ligament located in the neck region.

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