Endocrine System
In a negative feedback system, what typically happens when levels of a substance rise above the set point?
The body initiates mechanisms to lower the levels.
What part of the ear contains the hair cells responsible for detecting sound?
What is the cochlea?
Which blood component is responsible for oxygen transport?
What is red blood cells?
Which blood component is crucial for immune response and can produce antibodies?
What is lymphocytes?
True or false? Acceleration is NOT a phase in the treatment of leukemia.
Which hormone is associated with the "fight or flight" response?
What is epinephrine?
What is the function of the Eustachian tube?
Maintains air pressure in the middle ear.
What condition is characterized by the overproduction of white blood cells?
What is leukemia?
Which type of white blood cell is primarily responsible for engulfing pathogens?
What is neutrophils?
Hematopoiesis primarily occurs in which part of the body?
What is the bone marrow?
What is the role of the pituitary gland often referred to as the "master gland"?
It controls all other endocrine glands.
What type of receptors are responsible for our sense of smell?
What are chemoreceptors?
Anemia is characterized by...
What is too few red blood cells?
What is the role of fibrin in the clotting process?
It forms a mesh that traps blood cells to create a clot.
This inherited disease is characterized by an individual's blood not being able to clot correctly.
What is hemophilia?
The condition where the thyroid gland produces too little thyroid hormone is called:
What is hypothyroidism?
What structure in the eye is responsible for focusing light?
What is the lens?
The hormone that stimulates red blood cell production is...
What is erythropoeitin?
The average lifespan of a red blood cell is approximately...
What is 120 days?
The process by which white blood cells engulf and destroy pathogens is called what?
What is phagocytosis?
Which hormone is produced by the adrenal cortex and helps regulate blood pressure?
What is aldosterone?
Which part of the brain is responsible for processing smell?
What is the olfactory bulb?
Hemostasis is the process of...
What is blood clotting?
Which type of anemia is caused by a lack of vitamin B12?
What is pernicious anemia?
Red blood cells take this shape in order to maximize surface area for gas exchange.
What is a biconcave?