Terminology
What is anatomical Position?
Describe the orientation of the plasma membrane.
It is a phospholipid bilayer with hydrophilic heads and hydrophobic tails.
What do you call an arrangement of cells that is single-layered and irregularly shaped and appears multilayered.
Pseudostratified epithelia
What are the three components of the skin?
Epidermis, dermis, and hypodermis
What are the functions of bone (list 2)
Support, protection, movement, mineral homeostasis, blood cell production, energy storage
What is the term when something is "toward the midline of the body"?
"medial"
True or False: The cell membrane is purely impermeable.
False
What are mucous membranes?
What are the epidermal layers from deep to superficial?
basale, spinosum, granulosum, lucidium, and corneum
What kind of bone is the verteba?
Irregular
What is an "oblique" section of the body?
A cut that is not sagittal, transverse, or coronal.
What is the function of receptors as integral proteins?
Recognizes and binds to a specific ligand, changing the other cell's function.
What is a unique feature of elastic cartilage?
It continues to grow forever
What cells inside the epidermis are responsible for the production of melanin?
Melanocytes
What is the structure of bone?
Compact bone (dense external structure) and spongey bone (internal trabecular network)
A scientist is performing a dissection of the heart. They would like to see the internal structures on the left and right side. What kind of section will they cut?
Sagittal
When a cell is placed in a solution with a concentration that is equal to the concentration of that cell's ICF, this is known as a _____ solution.
Isotonic
Why is blood considered a connective tissue?
Because it has specific cells suspended in an extracellular matrix.
List all four types of cells in the epithelium
Keratinocytes, melanocytes, langerhans cells, and Merkel cells
What term is used for the ends of long bones?
Epiphyses
Define the term "homeostasis".
A state of equilibrium that is within physiologic limits
What is another term for Integral Proteins?
Major histocompatibility (MHC) proteins.
Where is fibrocartilage located?
In between the vertebral discs.
Which epidermal layer is found only in thick skin?
Stratum Lucidum
What is the role of osteoblasts?
They are responsible for building bone tissue