The body’s ability to maintain a stable internal environment despite changes in external conditions.

Membrane-bound organelles known as the “powerhouses of the cell” because they produce ATP through cellular respiration.

Name the four primary tissue types in the human body.

Epithelial, connective, muscle, and nervous tissue.

A protein found in the skin, hair, and nails that provides strength and waterproofing.

What are the two main divisions of the human skeleton?

Axial skeleton (skull, vertebral column, rib cage) and appendicular skeleton (limbs and girdles).

A mature bone cell that maintains bone tissue.

The cell’s outer boundary that controls what enters and exits the cell and helps maintain homeostasis.

What are the three layers of the skin, from outermost to innermost?

Epidermis, dermis, and hypodermis (subcutaneous layer).

What are the four major types of macromolecules essential for life?

Carbohydrates, lipids, proteins, and nucleic acids.

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Odalis Mora Tista

Anatomy Week 6 Assignment

Question	Answer
Homeostasis	The body’s ability to maintain a stable internal environment despite changes in external conditions.
Mitochondria	Membrane-bound organelles known as the “powerhouses of the cell” because they produce ATP through cellular respiration.
Name the four primary tissue types in the human body.	Epithelial, connective, muscle, and nervous tissue.
Keratin	A protein found in the skin, hair, and nails that provides strength and waterproofing.
What are the two main divisions of the human skeleton?	Axial skeleton (skull, vertebral column, rib cage) and appendicular skeleton (limbs and girdles).
Osteocyte	A mature bone cell that maintains bone tissue.
Which type of connective tissue stores fat and provides insulation and cushioning?	Adipose tissue.
Plasma membrane	The cell’s outer boundary that controls what enters and exits the cell and helps maintain homeostasis.
What are the three layers of the skin, from outermost to innermost?	Epidermis, dermis, and hypodermis (subcutaneous layer).
What are the four major types of macromolecules essential for life?	Carbohydrates, lipids, proteins, and nucleic acids.

Created by: tistaodalismora

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