Week 13

Question 1

Endoneurium

Answer 1

• loose connective tissue that encloses individual axons and their myelin sheaths

Question 2

perineurium

Answer 2

• coarse connective tissue that bundles fibres into fascicles

Question 3

epineruium

Answer 3

• tough fibrous sheath around a nerve

Question 4

dorsal root ganglia (sensory, somatic)

Answer 4

• ganglia associated with afferent nerve fibres contain cell bodies of sensory neurons

Question 5

autonomic ganglia (motor, visceral)

Answer 5

• ganglia associated with efferent nerve fibres contain autonomic motor neurons

Question 6

sympathetic nervous system

Answer 6

• supports vigorous physical or emotional stress
• inc HR and BP
• airways dilate
• pupils dilate
• inc sweating

Question 7

parasympathetic nervous system

Answer 7

• rest and digest response
• conserve body energy during activities such as digestion of food
• reduced HR and BP
• airways constrict
• pupils constrict