Lab practical 2
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Lab practical 2
lab practical sanchez microscope histology integumentary bones
cards for the lab practical
What is magnification?
the number of times larger than itself an object appears to be.
What is resolution?
the ability to distinguish two objects as seperate entities
What is a stage aperture?
the opening in the center of the stage
What is a condenser?
series of lenses that focus light
What is the function of the iris diaphram?
to control the amount of light
Function: Rough ER
synthesize and sort proteins
Synthesis of proteins
Function: Golgi apparatus
*Processes and sorts secreted/membrane-inserted proteins from RER
Principal site of ATP synthesis-the "power plant"
Degrades damaged/old organelles and foreign bodies found within the cell
What is the integumentary system composed of?
Skin and its accessory structures -hair, glands, and nails
What is the largest organ in the body?
what are the two layers that skin is composed of?
epidermis and dermis
what is the tissue underneath the dermis?
hypodermis or subcutaneous tissue
what does the hypodermis do?
connects the skin to the underlying tissue
the hypodermis is considered to be a part of the integument.
True or False?
What are the 5 layers of the skin from deepest to most superficial?
-stratum basale (germinitivum)
what are the layers of the dermis?
membranes are a combo of what two tissues?
epithelial and connective
what is the function of membranes in the body?
they cover and ptotect other structures and tissues
how many types of membrane are in the body?
what do you find mucous membrane?
lining the digestive and respiratory tracts
where are serous membranes found in the body?
lining the ventral body cavities.
what are the layers of the serous membranes?
parietal and visceral
where do you find the cutaneous membrane?
outside...its the skin
where are the synovial membranes found?
linging joint cavities