Final Questions Unit 1 Review Flashcards
What is in the buffy coat?
Leukocytes or thrombocytes
What does blood plasma contain
Ions, nutrients, wastes, protesin
What are the 3 proteins in blood plasma
- Alblumin (osmotic regulator)
- Globulins
- Fibrinogin
Most common blood cell
- Erythrocytes (RBC)
- 4-6 mil
Most common WBC after Erythrocytes
- Leukocytes (5-11000),
- Neutrophils (3-7000)
- Lymphocytes (2-3000)
-Monocytes (100-700) - Eosinophils (1-400)
- Basophils (20-50)
/uL
What do blood cells originate from
hemopoietic blood stem cell
What do hemopoietic blood stem cells produce
Progenitor cells (lymphoid and myeloid stem cells)
Where do you find keratinocytes and dendritic cells?
Stratum spinosum
Where do you find tactile cells and melanocytes
basal layer
What cells do you find in stratum spinosum
Keratinocytes and Dendritic cells
What cells do you find in basal layer
melanocytes and tactile cells
What do keratinocytes do
Most abundant layer in epidermis- produce keratin (protein), antibiotics, enzymes
What do dermal papallae do
- Increase surface area, gas exchange
-Adhere to epidermis - Lie on finger prints (increase gripping)
What do reticular dermis do
- Nerve endings, blood vessils, glands
Hypodermis functions
- Increase insulation
- Anchor skin to structures (protect)
3 Skin color pigments
- Melanin, Hemoglobin, Carotene
Vellus hairs
Normal body hair
Terminal hair
- Axillary and pubic areas
Sebaceous gland occur where
Everywhere but palms and bottom of feet
Eccrine vs apocrine gland
- Eccrine makes true sweat, apocrine makes pheromone sweat.
Endocrine gland
Ductless- secrete hormones directly into tissue fluid
Exocrine gland
- Carry products to epithelial surface
What has goblet cells
Simple columnar/psudostratified
Blast V Cyte
- Blast= immature, make more of that tissue/ Cyte= Mature, maintain already existing
