Basic Tissues

Which of the following are basic tissues?
1. Epithelial
2. Cartilage
3. Connective
4. Muscle
5. Bone
6. Blood
7. Nervous

• 1, 3, 4, & 7
• 2, 5, & 6
• All of the above
• 1, 2, 3, 6, & 7

Which of the following are specialized types of connective tissue?
1. Epithelial
2. Cartilage
3. Connective
4. Muscle
5. Bone
6. Blood
7. Nervous

• 1, 3, 4, & 7
• 2, 5, & 6
• All of the above
• 1, 2, 3, 6, & 7

True or false?
Squamous means squished epithelial cells.

• True
• False; scale-like

What is/are the main responsibilities of a simple layer of epithelial cells?
1. protection
2. secretion
3. absorption

• 1 only
• 2 & 3
• 3 only 
• All of the above

What is/are the main responsibilities of a stratified layer of epithelial cells?
1. protection
2. secretion
3. absorption

• 1 only
• 2 & 3
• 3 only 
• All of the above

What would be the most appropriate epithelial cell type for gas exchange in the lungs?

• simple squamous
• simple cuboidal
• stratified squamous
• stratified cuboidal

Skin would be an example of which epithelial cell type:
* Need protection + allow some exchanges.

• stratified squamous
• simple cuboidal
• simple columnar
• None of the above

Which of the following cell types would harbour in the stomach?
*There are harsh acids in the stomach.

• 1. stratified cuboidal 
• 2. stratified columnar
•  1 & 2
• 3. simple squamous

Although epithelial cells are highly regenerative and tightly knit together:

• they are easily damaged in large quantity
• they are lacking nerves & vessels
• 2 of the above
• they don't allow for rapid diffusion

What are the two main classifications of connective tissue based on ECM fibers?

• 1. loose 
• 2. dense
• 3. adipose
• 1 & 2