True/False Flashcards
Organ systems work together to allow the body to function together as a whole
Tue, the organ systems are independent systems but also interact so the body can function properly
Multi-resistance organisms are increasing in health care facilities
True, they are increasing in facilities and are becoming a global threat.
The integumentary system does not contain structures necessary for sensation
False, the integumentary system contains structures like hair for sensation
Bile is produced by the liver.
True, bile is greenish-yellow fluid that helps with digestion and is produced in the bile
The femur is the smallest and weakest bone in the body
False, the femur is the strongest bone in the body
Loss of calcium and organic materials in the bone in the elderly causes bones to fracture easily.
True, this can also lead to osteoporosis
Metabolic wastes are found in the blood
True, it carries metabolic waste products away from cells to organ that secret them
The heart pumps blood through blood vessels to all components of our body
True, the heart is a muscular organ that pumps blood through a network of blood vessels called arteries and veins
Olfactory receptors are not located throughout the nasal cavity
False, however are found in the upper nasal cavity
Cartilage rings prevent tracheal collapse
True, c-shaped cartilage rings in the trachea prevent from collapsing by supporting the airway and maintaining an open passage for air to flow
The brain controls respiratory rate
True, the brain controls the respiratory rate through the medulla oblongata and the pons
As a person gets older, lung capacity increases
False, lung capacity decreases as people get older
The medulla oblongata controls the heart rate, respiration, and blood pressure
True, it is responsible for coordinating the cardiovascular and respiratory systems to control these things
The nerve that transmits visual impulses from the eye to the brain is the trochlear
nerve.
False, the optic nerve is the nerve that transmits visual impulses from the eye to the brain
Hormones (keys) recognize their receptor sites (locks) like a “lock and key” fit
True, if the hormone fits the receptor site, there will be an effect
The nervous and endocrine systems are the two main communicating and coordinating body system
True, these are the two main communication and coordination systems
Respiratory obstruction is not usually a cause of death from a severe allergic reaction
False, the main symptom of anaphylaxis is a respiratory obstruction because your throat swells and closes
Vaccines trigger the formation of memory cells
True, they produce memory B- and T- cells
Another word for an allergen is an antigen
True
The body typically contains one ureter
False, the body contains 2 ureters, one from each kidney
The urinary tract is lined with the renal capsule
False, the urinary tract is lined with urothelium, while the renal capsule is a protective layer around the kidneys
Thirst primary regulates water intake
True, thirst is the primary mechanism that regulates water intake
The hypothalamus controls the male reproductive system
True, the hypothalamus is a major part of the hypothalamic-pituitary-gonadal axis that control the male reproductive system. However, the hypothalamus also controls the female reproductive system.
The prostate gland encircles the scrotum
False, the prostate gland encircles the urethra, not the scrotum
