Homeostasis and the Nervous System Quiz

What is the primary function of the nervous system?

• To digest food

• To enable humans to react to their surroundings

• To circulate blood

• To produce hormones

During a biology class, Oliver asked, "What does homeostasis maintain in the body?"

• Variable blood pressure

• Optimal conditions for enzyme action

• Constant external environment

• Irregular heart rate

Which part of the nervous system includes the brain and spinal cord?

• Digestive system

• Peripheral nervous system

• Central nervous system

• Endocrine system

Match the following roles with their corresponding functions in the body.

• Role of fat

• To slow down chemical reactions

• Role of inhibitors

• To store energy

• Role of enzymes

• To transport oxygen

• Role of hemoglobin

• To catalyze or speed up chemical reactions

Which of the following is NOT controlled by homeostasis?

• Blood glucose concentration

• Muscle growth

• Body temperature

• Water levels

What type of responses may automatic control systems involve?

• Nervous responses

• Digestive responses

• Respiratory responses

• Skeletal responses

In a biology class, Sebastian is learning about cellular processes. What is glucose used for in cells?

• For respiration

• For protein synthesis

• For DNA replication

• For lipid storage

Match the following components with their respective systems:

• Excretory system

• The brain and spinal cord

• Peripheral nervous system

• The heart and lungs

• Circulatory system

• Nerve cells that carry information to or from the CNS

• Central nervous system

• The liver and kidneys

Which system uses electrical impulses to communicate quickly?

• Respiratory system

• Digestive system

• Endocrine system

• Nervous system

Arthur is studying biology and learns about how the human body keeps its internal environment stable despite changes in the external environment. What is this process called?

• The production of hormones

• The ability to change internal conditions

• The maintenance of steady conditions

• The process of digestion