study guide page 5 Flashcards
Acute responses usually happen within _______
seconds to minutes
Release of a neurotransmitter requires ______ and _______
calcium influx
membrane depolarization.
Each ______ in a myofibril shortens during muscle contraction.
sarcomere
the ______ Nervous System is divided in Sympathetic, Parasympathetic and Enteric Nervous System
Autonomic
_____ is the “destructive” process of metabolism.
Catabolism
The membrane potential is less than -65 mV when the membrane is ________
hyperpolarized.
______ acts as a buffer in the rumen.
Saliva
_____ is much faster than conduction
Convection
Maintaining the internal environment relatively constant despite changes in the external environment is an example of _____
Regulation.
In the ruminant stomach, the ______ is the glandular stomach
Abomasum
______ is the transfer of heat between neighboring molecules due to a temperature gradient.
Conduction
The balance of “competing forces” across the membrane of a cell is referred to as ____________.
Equilibrium
Snakes are often referred to as “cold-blooded” organisms, meaning that their internal temperature increases and decreases with the external temperature. This type of response to external environment is called ________.
Conformity
When the membrane potential is made to be less than -65 mV, the membrane is said to be ____polarized, whereas if it is greater than -65 mV, it is said to be ____polarized.
hyperpolarized, depolarized
2 main types of endothelial acinar cells are mucous and ______
serous.
Ions are ______ and cannot pass directly through the lipid bilayer.
hydrophilic