@juliacapuyan
Active 3 years, 11 months ago-
Julia Joie Capuyan posted a new activity comment 4 years ago
The skin epidermis and its appendages provide a protective barrier on the surface of our bodies, keeping microorganisms out and important physiological fluids in. It is…-
The article focused on current research to evaluate what is known about these intriguing aspects of mammalian skin epithelium from embryonic to adulthood.-
There is also speculation about how deregulation of the normal wound healing process in the skin epidermis might contribute to skin illnesses such as cancer and chronic inflammation. Given the rapid speed of scientific discoveries made possible by mouse genetics, the study focuses mainly on mouse skin.
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoScratching the surface of skin development
A single layer of multipotent embryonic progenitor keratinocytes gives rise to the epidermis and its appendages. Embryonic stem cells are instructed by their environment to commit to a certain differentiation pathway and form a stratified epidermis, hair follicles, or sebaceous glands.
Reference:
Fuchs…[Read more]-
The skin epidermis and its appendages provide a protective barrier on the surface of our bodies, keeping microorganisms out and important physiological fluids in. It is…
-
The article focused on current research to evaluate what is known about these intriguing aspects of mammalian skin epithelium from embryonic to adulthood.
-
There is also speculation about how deregulation of the normal wound healing process in the skin epidermis might contribute to skin illnesses such as cancer and chronic inflammation. Given the rapid speed of scientific discoveries made possible by mouse genetics, the study focuses mainly on mouse skin.
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Julia Joie Capuyan posted a new activity comment 4 years ago
3. Wall of the stomach with rugae
Description:
The outer layer of the stomach wall is smooth, continuous with parietal peritoneum. The inner wall is thrown into folds… -
Julia Joie Capuyan posted a new activity comment 4 years ago
2. Four layers of the GI tract
Description:
Mucosa- innermost layer of GI tract; made up of 3 layers (epithelium, lamina propia, and muscularis mucosae)
Submucosa- the…-
3. Wall of the stomach with rugae
Description:
The outer layer of the stomach wall is smooth, continuous with parietal peritoneum. The inner wall is thrown into folds…
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Julia Joie Capuyan posted a new activity comment 4 years ago
1. Tooth
Description: The teeth are hard, white structures of the mouth. Dental crowns are tooth-shaped “caps” that can be placed over your tooth. The neck is the…-
2. Four layers of the GI tract
Description:
Mucosa- innermost layer of GI tract; made up of 3 layers (epithelium, lamina propia, and muscularis mucosae)
Submucosa- the…-
3. Wall of the stomach with rugae
Description:
The outer layer of the stomach wall is smooth, continuous with parietal peritoneum. The inner wall is thrown into folds…
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoThe digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. Please see comments for more inf…-
1. Tooth
Description: The teeth are hard, white structures of the mouth. Dental crowns are tooth-shaped “caps” that can be placed over your tooth. The neck is the…-
2. Four layers of the GI tract
Description:
Mucosa- innermost layer of GI tract; made up of 3 layers (epithelium, lamina propia, and muscularis mucosae)
Submucosa- the…-
3. Wall of the stomach with rugae
Description:
The outer layer of the stomach wall is smooth, continuous with parietal peritoneum. The inner wall is thrown into folds…
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Julia Joie Capuyan posted a new activity comment 4 years ago
2. Structure of the nail
Description:
NAIL BODY- the visible attached portion
FREE EDGE- the portion of the nail that grows out away from the body
NAIL ROOT- the part… -
Julia Joie Capuyan posted a new activity comment 4 years ago
1. Structure of five layers of the skin
Description:
STRATUM CORNEUM- Most superficial layer; 20-30 layers of dead, flattened, anucleate, keratin-filled
keratinocytes;…-
2. Structure of the nail
Description:
NAIL BODY- the visible attached portion
FREE EDGE- the portion of the nail that grows out away from the body
NAIL ROOT- the part…
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoThe integumentary system is the largest organ of the body that forms a physical barrier between the external environment and the internal environment that it serves to protect and maintain. The integumentary system includes the epidermis, dermis, hypodermis, associated glands, hair, and nails. Please see comments for more…-
1. Structure of five layers of the skin
Description:
STRATUM CORNEUM- Most superficial layer; 20-30 layers of dead, flattened, anucleate, keratin-filled
keratinocytes;…-
2. Structure of the nail
Description:
NAIL BODY- the visible attached portion
FREE EDGE- the portion of the nail that grows out away from the body
NAIL ROOT- the part…
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Julia Joie Capuyan posted a new activity comment 4 years ago
2. Structure of three layers of the heart
Description:
EPICARDIUM- outermost layer of the heart; the visceral layer of serious pericardium; comprised of mesothelial… -
Julia Joie Capuyan posted a new activity comment 4 years ago
1. Four chambers of the heart
Description:
RIGHT ATRIUM
â–ª Forms the right border of the heart and receives blood from three veins:
➢ the superior vena cava
➢ infer…-
2. Structure of three layers of the heart
Description:
EPICARDIUM- outermost layer of the heart; the visceral layer of serious pericardium; comprised of mesothelial…
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoThe circulatory system is made up of blood vessels that carry blood away from and towards the heart. Please see comments for more information-
1. Four chambers of the heart
Description:
RIGHT ATRIUM
â–ª Forms the right border of the heart and receives blood from three veins:
➢ the superior vena cava
➢ infer…-
2. Structure of three layers of the heart
Description:
EPICARDIUM- outermost layer of the heart; the visceral layer of serious pericardium; comprised of mesothelial…
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Julia Joie Capuyan posted a new activity comment 4 years ago
3. Two types of neuroglia in PNS
* Schwann Cells – counterpart of the
oligodentrocytes
– help in making myelin sheath
– important for Phagocytosis
* Satellite Cells – analogous to the Astrocytes in
the CNS
– maintain a stable chemical environment in the
nucleus
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Julia Joie Capuyan posted a new activity comment 4 years ago
2. Five types of neurons
* Unipolar – usually found in invertebrate
species
– has a single axon
-sensory neurons; supply the branching dendrites for incoming signals a… -
Julia Joie Capuyan posted a new activity comment 4 years ago
1. Structure of a neuron
Description: The neuron consists of a cell body, dendrites, and an axon. Information flows from the dendrites to the cell body, and then on…-
2. Five types of neurons
* Unipolar – usually found in invertebrate
species
– has a single axon
-sensory neurons; supply the branching dendrites for incoming signals a…-
3. Two types of neuroglia in PNS
* Schwann Cells – counterpart of the
oligodentrocytes
– help in making myelin sheath
– important for Phagocytosis
* Satellite Cells – analogous to the Astrocytes in
the CNS
– maintain a stable chemical environment in the
nucleus
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoNervous tissue is found in the brain, spinal cord, and nerves. It is responsible for coordinating and controlling many body activities. It stimulates muscle contraction, creates an awareness of the environment, and plays a major role in emotions, memory, and reasoning. Please see comments for more…-
1. Structure of a neuron
Description: The neuron consists of a cell body, dendrites, and an axon. Information flows from the dendrites to the cell body, and then on…-
2. Five types of neurons
* Unipolar – usually found in invertebrate
species
– has a single axon
-sensory neurons; supply the branching dendrites for incoming signals a…-
3. Two types of neuroglia in PNS
* Schwann Cells – counterpart of the
oligodentrocytes
– help in making myelin sheath
– important for Phagocytosis
* Satellite Cells – analogous to the Astrocytes in
the CNS
– maintain a stable chemical environment in the
nucleus
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Julia Joie Capuyan posted a new activity comment 4 years ago
3. SMOOTH MUSCLE tissues
DESCRIPTION: Spindle-shaped cells with central
nuclei; cells arranged closely to form sheets; no
striations
FUNCTION: Propels substances or objects
(foodstuff, urine, a baby) along internal
passageways; involuntary
control
LOCATION: Mostly in the walls of hollow organs -
Julia Joie Capuyan posted a new activity comment 4 years ago
2. Cardiac Muscle Tissue
DESCRIPTION: Branching; striated; generally
uninucleate cells that interdigitate at specialized
junctions (intercalated discs)
FUNCTION: As it contracts, it propels blood into the
circulation; involuntary control
LOCATION: The walls of the heart -
Julia Joie Capuyan posted a new activity comment 4 years ago
1. Skeletal Muscle Tissue
DESCRIPTION: Long, cylindrical, multinucleate
cells; obvious striations
FUNCTION: Voluntary movement; locomotion;
manipulation of the environment; facial
expressions; voluntary control
LOCATION: In skeletal muscles attached to bones
or occasionally to skin
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2. Cardiac Muscle Tissue
DESCRIPTION: Branching; striated; generally
uninucleate cells that interdigitate at specialized
junctions (intercalated discs)
FUNCTION: As it contracts, it propels blood into the
circulation; involuntary control
LOCATION: The walls of the heart-
3. SMOOTH MUSCLE tissues
DESCRIPTION: Spindle-shaped cells with central
nuclei; cells arranged closely to form sheets; no
striations
FUNCTION: Propels substances or objects
(foodstuff, urine, a baby) along internal
passageways; involuntary
control
LOCATION: Mostly in the walls of hollow organs
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Julia Joie Capuyan posted an update in the group
MT30-Histology Art AB 4 years agoMuscle tissue is composed of cells that have the special ability to shorten or contract in order to produce movement of the body parts. The tissue is highly cellular and is well supplied with blood vessels. Please see comments for more information-
1. Skeletal Muscle Tissue
DESCRIPTION: Long, cylindrical, multinucleate
cells; obvious striations
FUNCTION: Voluntary movement; locomotion;
manipulation of the environment; facial
expressions; voluntary control
LOCATION: In skeletal muscles attached to bones
or occasionally to skin
-
2. Cardiac Muscle Tissue
DESCRIPTION: Branching; striated; generally
uninucleate cells that interdigitate at specialized
junctions (intercalated discs)
FUNCTION: As it contracts, it propels blood into the
circulation; involuntary control
LOCATION: The walls of the heart-
3. SMOOTH MUSCLE tissues
DESCRIPTION: Spindle-shaped cells with central
nuclei; cells arranged closely to form sheets; no
striations
FUNCTION: Propels substances or objects
(foodstuff, urine, a baby) along internal
passageways; involuntary
control
LOCATION: Mostly in the walls of hollow organs
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