Ati Flashcards
Inspiration
Inhalation
Expiration
Explosion of air
Amount of air breathed in
Tidal volume
Residual capacity
Small amount of air rich in carbon dioxide reminds trapped in the alveoli
Ribosome
Synthesizes proteins in the cell
Rough ER
Synthesizes and processes proteins in the cell
Smooth ER
Synthesizes and processes lipids in the cell
Structure of alveoli and how it relates to its function
The walls of alveoli are thin to increase the rate of diffusion
Closed double loop system
Transports blood
Open lymphatic system
Circulates and filters interstital fluid between cells - drains into the circulatory system
Diastole
Relaxation of heart muscles
White blood cells
Defend against pathogens
Salivary amylase
Amylase breaks down starches
When food is swollowed it is packaged into small parcels called
Bolus
Futher break down of food in the stomach
Chyme
What helps with digest proteins in the acidic environment of the stomach
Pepsin
What hormone induces hunger
Ghrelin
What hormones causes the sensation if satiety (full)
Leptin
What stimulats the breakdown of stored glycogen
Glucagon
What are nerves
Long bundles if axons that transmit signals from the central nervous system
What do sensory (afferent) nerves do
They send messages to the central nervous system
What do motor ( efferent) nerves do?
They send messages out to the muscles
Protein actin
Thin filament
Protein myosin
Thick filament
