Nervous System- Review

The human brain is made of 100 billion neurons. Each neuron has a nucleus that contains genes. Many neurons bind together to form a nerve.

• tissue

• system

• organ

• cell

Which cell relays messages from one tissue to another?

• Red Blood Cell-RBC

• White Blood Cell-WBC

• Neuron

• Tissue

The function of sneezing is to expel mucus containing foreign particles from the nasal cavity. A person sneezes when foreign particles pass through the nasal hair which triggers the release of chemical that activates body system causing sneezing. What body part is activated?

• circulatory system

• digestive system

• nervous system

• excretory system

The urinary bladder is a muscular organ of the excretory system that collects urine excreted by the kidney. How does the nervous system help the urinary system in excretion?

• it signals the urinary bladder to absorb more water from the urine.

• It signals the urinary system to collect waste from the different parts of the body.

• It signals the urinary bladder to hold and release urine at appropriate times.

• It signals the urinary bladder to allow more urine to flow from the ureters.

Which 2 body systems interact and initiate movement?

• muscular and nervous system

• skeletal and muscular system

• respiratory and nervous system

• circulatory and nervous system

What part of the brain is number 1?

• Cerebrum

• Cerebellum

• Medulla

These three parts work together to make up the Central Nervous System. They are the ________, ______, and _______.

• Brain, Spinal Cord, and Nerves

• Heart, Lungs, Brain

• Cerebrum, Cerebral Cortex, Cerebellum

Without the nervous system, you couldn't

• walk

• breathe

• think

• all of the above

What is the biggest part of the brain?

• Brain stem

• Think tank

• Cerebrum

• Cerebellum

Which part of the brain helps keep your balance so you don't fall flat on your face?

• Cerebellum

• Medulla oblongata

• Pituitary gland

• Spinal cord