Internal Communication

1
Internal Communication Transportation

• Blood circulation
• Lymph circulation
• Endocrine overview
• Nervous system

2
Circulatory System

• Blood circulation requires
• Heart (cat dog 4 chambers)
• Arteries and arterioles
• ____________
• Venules and veins
• Lymph circulation requires
• Lymph nodes
• Lymph vessels

3
Circulatory system

• Support Staff
• Bone marrow red white cell manufacture
• Spleen reservoir cell removal
• ________ stimulate RBC manufacture, remove and
  recycle cell parts
• Lymph nodes and organs (thymus, Bursa
  equivalent) lymphocyte production, foreign
  material removal

4
Circulatory system

• Blood
• Water
• Cells
• Platelets
• Nutrients
• Minerals (electrolytes)
• Vitamins (water soluble)
• ________________________
• Carbohydrates (ex glucose)
• Fats fat soluble vitamins

5
Lymphatic system

• Part of circulatory system
• Joins with blood circulation near heart
• Lymph fluid ________
• Functions
• Tissue fluid recovery
• Nutrient circulation (lipids, fat sol vitamins)
• Lymphocyte circulation (B T-cells)
• -
• -

6
Endocrine Overview

• e-mail for the body
• Hormones
• Molecules made by one cell type to communicate
  with/affect other cell types
• Examples
• Major organs
• Hypothalamus, pituitary
• Thyroid, parathyroid
• _______________
• Adrenal glands
• Ovaries, testes

7
Hypothalamus, pituitary

• Hypothalamus Command central for
• Pituitary
• Body Temperature
• Appetite
• Thirst

• Pituitary (anterior, posterior)
• Growth
• Metabolism
• ________________
• Reproduction
• Lactation

8
Thyroid, parathyroid

• Thyroid
• Connection with pituitary
• Metabolism regulation
• Calcium regulation
• ________ requirement
• Parathyroid
• ___________ regulation
• Phosphorus regulation

9
Pancreas

• Two functions two main cell types
• Glandular, exocrine digestive enzymes,
  bicarbonate
• Secreted by ducts into intestine
• Local action on food in intestine
• Endocrine ______, glucagon
• Secreted into blood circulation
• Effects on many cells for blood
• sugar balance

10
Adrenal Glands

• Location
• Parts
• ________ (cortisol, sex hormones, ADH)
• Medulla (epinephrine, norepinephrine)
• Tumors

11
Ovaries Testes

• Ovaries
• Location follicle cycles
• Hormones (estrogen, progesterone)
• Link to pituitary
• Testes
• Location sperm waves
• Hormones (_________, _________)

12
Nervous system

• hard wiring for the body
• Living cells connected in network of nerves,
  tracts and webs (plexus)
• Functions
• Sensation (data collection)
• _______________________
• Coordination regulation of activities

13
Nervous system

• Components
• Neurons
• (one-way transmission)
• Support staff (myelin, glial cells, fluid)
• __________________

14
Nervous system

• Main divisions
• By anatomy
• Central brain spinal cord
• Peripheral everything else
• By function
• Sympathetic (fight or flight)
• Parasympathetic (______ _________)

15
Brain

• Parts functions of the brain
• Cerebrum
• _______ _________
• Memory
• Voluntary controls
• Cerebellum
• Coordination _______
• Eating, coordinated locomotion
• Brain stem
• Basic life support (_________, swallowing,
  vomiting)