After injuring his knee, kai began having pain and numbness in his lower leg. the doctor said the injury damaged nerves that run all the way down his leg.

damage to which system is causing kai's pain and numbness?

a. the peripheral nervous system
b. the central nervous system
c. the endocrine system
d. the cirulatory system

A

Explanation:

Its called peripheral neuropathy. It is characterized by numbness, tingling and heavy sensation.

Mostly by pressure on the sciatic nerve the supply the leg

A. the peripheral nervous system

Explanation:

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.