Chapter 1, Cells Tissues and Organs Flashcards
1
Q
Cell Theory
A
- explains the relationship between cells and living things.
• All living things are made of one or more cells.
• Smallest unit of structure and function.
• Can only be produced from other cells.
2
Q
Specialized Cells
A
- Each cell’s structure helps it to carry out a unique function within the body.
3
Q
Types of Human Body Cells
A
- Blood Cells
- Surface skin cells
- Bone cells
- Columnar epithelial and goblet cells
- Neurons
- Cardiac muscle cells
- Skeletal muscle cells
- Smooth muscle cells
4
Q
Differences between Cardiac, Skeletal, Smooth muscle cells/tissues
A
Cardiac
- Attached only to Heart
- Involuntary actions
Skeletal
- Attached to Skeleton
- Voluntary actions
Smooth
- Attached to Internal Organs
- Involuntary actions
5
Q
Specialized Tissues
A
- A group of specialized cells working together
6
Q
Epithelial Tissue
A
- Covers and protects the surface of the body and the organs.
- Skin is an epithelial tissue.
7
Q
Two Types of Epithelial Tissues
A
- Simple
• Squamous
• Cuboidal
• Columnar - Stratified
• Squamous
• Psuedostratified columnar
8
Q
Connective Tissue
A
- Protects and connects other body tissues one another.
9
Q
Types of Connective Tissues
A
- Loose Connective
- Dense Connective
- Cartilage
- Bone
- Blood
10
Q
Muscle Tissue
A
- Responding to stimulation and contracting to provide movement.
11
Q
Nervous Tissue
A
- Allowing the propagation of electrochemical signals in the form of nerve impulses that communicate between different regions of the body.
12
Q
Levels of Organization
A
Cellular - Tissue - Organ - Organ Level - System Level - Organism Level
13
Q
Aorta
A
- Oxygen rich blood
- Enters the heart from the lungs and goes to body.
14
Q
Superior(Upper)/Inferior(Lower) Vena Cava
A
- Oxygen poor blood
- Enters the heart from the body and goes to lungs.
