Kailangan ko na PO tlga ngayon pass PO nan ay ngayong 4pm po eh pakitulungan mmn po ako

11. Rearrange the following lists to show how the order of events in
the nervous system helps tinitiate movement:
I -Message received at muscle fibers
II-Muscle contracts
III-Brain decides action
IV-Body or limb performs action
V-Message or impulse sent through nervous system
A. I,II,III.IV and V C. !,III,IV and II .
B. II,V,I,III and IV D. II,I,V,III and IV

12. What is the usual path of message received by the body from the environment?
A. brain → nerves → spinal cord → sense organ
B. sense organ → nerves → spinal cord → brain
C. spinal cord → sense organ → brain → nerves
D. nerves → sense organ → brain → spinal cord

13. The skin is one of the first defense mechanisms in your immune system, Why?
A. Tiny glands in the skin secrete oils that increase the function of the skin to
protect against microorganism.
B. The skin regulates the blood temperature
C. Tiny glands in the skin secrete water that increase the function of the skin
to protect against microorganism
D. The skin secret hormones to protect the immune system

14. Which is the correct path that a nerve impulse will follow in a reflex arc?

A. Motor neuron—interneuron—sensory neuron
B. Interneuron—motor neuron---sensory neuron
C. Motor neuron—sensory neuron—interneuron
D. Sensory neuron—interneuron—motor neuron

15. How does the integumentary system work with the nervous system?
A. Integumentary system help the nervous system to produce blood
B. The skin protects the nerves
C. Nerves embedded in the skin are responsible for sensing the outside world
D. Nervous system help the skin to maintain its color
​