#1
Which of the following is not a primary function of the respiratory system?
Regulating body temperature
ExplanationRespiratory system primarily functions in gas exchange, not temperature regulation.
#2
What does CPR stand for?
Cardiopulmonary Resuscitation
ExplanationCPR is a technique used to revive a person whose heart has stopped beating.
#3
What is the function of the cerebellum?
Controlling balance and coordination
ExplanationCerebellum is responsible for coordination, precision, and accurate timing of movements.
#4
Which of the following is NOT a symptom of diabetes?
Weight gain
ExplanationWeight gain is not typically a symptom of diabetes; instead, weight loss may occur.
#5
Which of the following is a characteristic of a virus?
Requires a host to replicate
ExplanationViruses lack the machinery for self-reproduction and depend on host cells to replicate.
#6
What is the primary function of the kidneys?
Filtering waste from the blood
ExplanationKidneys filter waste products from the blood to be excreted as urine.
#7
Which of the following is NOT a symptom of a heart attack?
Ringing in the ears
ExplanationCommon heart attack symptoms include chest pain, shortness of breath, and nausea.
#8
What is the role of insulin in the human body?
Regulating blood sugar levels
ExplanationInsulin facilitates the uptake of glucose from the blood into cells, regulating blood sugar levels.
#9
What is the average body temperature (in Celsius) of a healthy human being?
36.6°C
ExplanationThe average body temperature of a healthy human being is around 36.6°C.
#10
Which of the following is NOT a component of the central nervous system (CNS)?
Retina
ExplanationRetina is a part of the peripheral nervous system; CNS consists of the brain and spinal cord.
#11
Which of the following is NOT a function of the endocrine system?
Controlling body movement
ExplanationEndocrine system regulates various bodily functions through hormone secretion, not body movement control.
#12
What is the function of red blood cells?
Transporting oxygen
ExplanationRed blood cells carry oxygen from the lungs to the body's tissues and organs.
#13
Which of the following is NOT a primary function of the liver?
Producing insulin
ExplanationLiver primarily functions in metabolism, detoxification, and bile production, not insulin production.
#14
What is the function of the spleen?
Storing and releasing red blood cells
ExplanationSpleen serves as a reservoir for blood and plays a role in immune response, not insulin production.
#15
Which of the following is NOT a function of the lymphatic system?
Transporting nutrients
ExplanationLymphatic system primarily transports lymph, a fluid containing white blood cells, not nutrients.
#16
What is the function of the hypothalamus in the brain?
Regulating body temperature
ExplanationHypothalamus controls body temperature, thirst, hunger, and circadian rhythms.
#17
What is the purpose of a defibrillator?
Restoring normal heart rhythm
ExplanationDefibrillators are used to restore normal heart rhythm by delivering an electric shock.