Calcium Ions Are Normally in Higher Concentrations Outside Most Living

question 51

Multiple Choice

Calcium ions are normally in higher concentrations outside most living cells compared to the amounts within.Which of the following processes is most likely responsible for this condition?

• A)simple diffusion
• B)facilitated diffusion
• C)osmosis
• D)active transport

Identify and describe the structure and function of various cell junctions.

Understand the role of the extracellular matrix in cell structure and function.

Differentiate between peripheral proteins and integral proteins and their interactions with the cell membrane.

Recognize how altering receptor molecules affects cellular uptake mechanisms.

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Definitions:

Subcutaneous

Pertaining to or situated under the skin.

Eschar

A slough or piece of dead tissue cast off from the surface of the skin, especially after a burn injury, typically forming a crust over a healing wound.

Dermis

The layer of skin located beneath the epidermis, containing nerve endings, sweat glands, and hair follicles, responsible for the elasticity and strength of the skin.

Inflammatory Phase

The initial stage of the wound healing process, in which inflammation occurs to clean out the wound and prevent infection.