Homeostasis terms review

What is the primary function of homeostasis in the human body?

• To increase the body’s temperature during infection

• To maintain a stable internal environment

• To accelerate the rate of chemical reactions

• To absorb nutrients from food

Which of the following is an example of a negative feedback mechanism?

• Childbirth contractions increasing

• Blood clotting after an injury

• Sweating to reduce body temperature

• The release of oxytocin during labor

Which body system is primarily responsible for producing hormones?

• Nervous system

• Immune system

• Endocrine system

• Respiratory system

Neurons transmit signals through which of the following structures?

• Alveoli

• Synapse

• Capillaries

• Nephrons

What role do neurotransmitters play in the nervous system?

• Digest food

• Transfer oxygen

• Send chemical signals across synapses

• Break down toxins

Which gland is known as the 'master gland'?

• Thyroid

• Adrenal

• Pituitary

• Pineal

What is the function of the alveoli in the respiratory system?

• Filter blood

• Exchange gases

• Store oxygen

• Transport nutrients

Which part of the circulatory system carries oxygen-rich blood away from the heart?

• Veins

• Capillaries

• Arteries

• Alveoli

What is the main function of the kidneys?

• Absorb nutrients

• Filter waste from the blood

• Produce enzymes

• Store urine

Which of the following best describes the function of antibodies?

• Digest bacteria

• Transport oxygen

• Neutralize pathogens

• Secrete hormones