2.9 Tissue Level of Organisation - Tissue Types Flashcards
Which two types of tissue does the basement membrane connect?
Epithelial and connective
How thick is the basement membrane?
20-100nm thick
What types of proteins is the basement membrane made of?
- Collagen
- Proteoglycans
What are the two layers of the basement membrane?
- Basal Lamina
- Reticular Lamina
What are the four tissue types?
- Epithelial
- Connective
- Muscle
- Nervous
What are the three types of muscle
- Smooth
- Cardiac
- Skeletal
What does the ectoderm give rise to?
- Epithelial tissue
- CNS (brain and spinal cord)
What does the mesoderm give rise to?
- Connective tissue
- Muscle
- Bone
(basically the musculoskeletal system)
What does the endoderm give rise to?
- Lining of gastrointestinal tract
- Respiratory tissue
What is the function of epithelial tissue?
- Protective barrier
- Interface between two environments
True of false: epithelial cells are avascular
True (they lack their own blood supply)
What are the two surfaces of an epithelial cell?
- Apical (top)
- Basal (bottom)
Which types of tissues would it make sense to have lots of tight junctions?
- Blood Brain Barrier
- Stomach
- Bladder
Are adherens junctions located above or below tight junctions?
Below
What are the four kinds of membranes?
- Mucous
- Serous
- Cutaneous
- Synovial
