What are the major positive ions situated outside the neuron when it is polarized?
A) calcium ions
B) sodium ions
C) potassium ions
D) magnesium ions
B
You might also like to view...
Fibrous joints are not freely moving
Indicate whether the statement is true or false.
Matching
A) Flexor carpi ulnaris B) Flexor digitorum profundus C) Extensor carpi radialis brevis D) Extensor pollicis longus and brevis 18) Powerful flexor and adductor of hand. 19) Flexes distal interphalangeal joints. 20) Stabilizes the wrist during finger extension. 21) Extends and abducts the hand. 22) Extends the thumb.
The carotid __________ are baroreceptors in carotid arteries that respond to changes in blood pressure.
Fill in the blank(s) with the appropriate word(s).
Facilitated diffusion
a. involves a carrier molecule. b. requires energy expenditure. c. is how water enters the cells. d. both (a) and (c) above. e. all of these answers.