Activation of the _ effects the _ , and causes
increased contractility, conduction velocity, _ renin release,
and cause _.
Beta 1 receptor; heart ; increase ; tachycardia.
Activation of the B2 receptors effects the _vessels and
_, causing bronchodilation
Nervous system arises from
Neural groove meets with neural folds to norm neural tube.
Central Nervous System
Neural crest gives rise to.
Peripheral Nervous System
3rd week of development
4th week of development
Primary brain vesicles
proteins embedded in the cell membrane that regulate the flow of water
the concentration of a solution expressed as the total number of solute particles per liter
the pressure that would have to be applied to a pure s
_ is the strongest correlation leading to athersclerosis.
A stable athersclerotic plaque leads to _ _ and _.
increased growth ; stenosis.
An unstable plaque leads to _ rupture, _ formation ,
plaque ; thrombus ; MI.
Total cholesterol of less tha
Different types of cells will _ at different rates
Don't usually divide at all: _ and _ (cardiac and
skeletal) muscle cells
nerve cells and striated
Divide very regularly: those that produce _, _, and
blood cells , skin, and GI tract linings
Laxatives work by _ fluid retention in the colon ; _
absorption of luminal water ; and _ intestinal motility.
Increasing ; decreasing ; increasing.
Bulk laxatives are non- _ and non absorbable. Bulk
stimulates _ and absorbed _ softens _. Also
_ neurons carry nerve impulses to the effector organs.
_ neurons are important in the _ reflex regulation of
this system, such as sensing _ in the carotid sinus and
_ arch , and returning this information back to the _.
Efferent ; afferent ; pressure ; ao
Where Acetylcholine is produced
Stimulates (excitatory) skeletal muscles, inhibits cardiac muscles, memory and learning
Deficiency in Alzheimer's patients
Mood, pleasure center, volunt
Merkel (tactile) discs
sense light touch and superficial pressure
Meissner's (tactile) corpuscles
sense two-point discrimination
Ruffini end organs
sense continuous touch or pressure; responds to depression/stretch of skin.
Pacinian (lamellated) corpuscle