Answer:
b
Explanation I took a test
Sympathetic nervous system under the Autonomic nervous system (ANS) is responsible for the physiological changes you experience when startled by a loud noise.
Autonomic nervous system (ANS) is part of the peripheral nervous system (PNS) and is responsible for control of vital functions.
ANS possesses three divisions, they are : Sympathetic nervous system (SYNS), parasympathetic nervous system and enteric plexus. Sympathetic nervous system is responsible for flight and fight responses.
SYNS also performs such tasks as relaxing the bladder, speeding up heart rate, and dilating eye pupils.
The ganglions associated with SYNS mostly arise from the thoracic and lumbar regions of the spinal cord.
Learn more about Sympathetic nervous system on
brainly.com/question/14529583
#SPJ4
Matthias Jakob Schleiden is the German biologist that said all plants were made of cells
Genotype refers the gene that an individual has. phenotype refers to traits that an individual has, due to which genes are expressed and how. two individuals could have the same genotype , but different phenotype due to environmental factors influencing the expression of genes.
