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chapter 19
metabolism
17
Physiology
Undergraduate 4
05/30/2012

Additional Physiology Flashcards

 


 

Cards

Term
Amino Acids and essential fatty acids
Definition
there are 9 amino acids that are essential and two essential fatty acids (Omega 3 and Omega 6)
Term
vitamins
Definition

Must be consumed through diet, serve as co-enzymes or perform specific function

 

2 classes

-fat soluble

-water soluble

 

Term
water soluble vitamins
Definition

cannot be stored in the body

vitamins B and C

Term
Fat soluble vitamins
Definition

can be stored in the body,

Vitamins A, D, E, and K

Term
Pancreatic Islets
Definition

Beta cells:Secrete insulin

Alpha Cells: Secrete Glucagon

Delta Cells: Somatostatin

Term
glycogen
Definition

glucose is taken in and stored in the liver and skeletal muscles to be converted into glycogen for storage

 

(once this is stored, excess calories are stored as fat)

Term
Diabetes Mellitus
Definition

Characterized by chronic high blood sugar levels

 

inadequate secretion or production of insulin

Term
Type 1 diabetes
Definition

insulin dependent diabetes,

destruction of beta cells through autoimmune disease

Term
Type 2 diabetes
Definition

Insulin-independent

most common

 

Term
Type 1 diabetes effects
Definition
second leading cause of blindness, can cause dehydration, ketoacidosis, limb amputation, coma, and death.
Term
Type  2 diabetes effects
Definition
beta cells try to over compensate for "insulin resistance" which can lead to beta cell failure, can degenerate into more severe form of diabetes
Term
hypoglycemia
Definition
exaggerated response to increased insulin secretion after carbohydrate rich meal
Term
Thyroxine
Definition

increases rates of cellular respiration

increases metabolic heat and thermogenesis

Term
BMR
Definition
can be used to measure thyroid activity
Term
thyroxine effects
Definition

needed for proper growth and central nervous system development in children

 

needed for balance between catabolism and anabolism

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