HESI Patho Questions and Answers with Verified Solutions
An initial disturbance in a system sets off a chain of events that does not favor stability and often abruptly displaces a system from its steady state: What is that? ✔✔positive feedback
What organ shrinks with age? ✔✔gums
Which of the following is true?
- An infant will have a slower heart rate than an adult
- The elderly has better temperature sensations
- There are more sweat glands in an elderly person
- There is less thirst perception in the elderly ✔✔d. There is less thirst perception in the elderly
Which of the following in true?
- Women snore more than men
- Men have higher calcium levels
- Women have a lower hemoglobin than men 1 / 4
- men have a lower creatinine level than women ✔✔c. Women have a lower hemoglobin than
men
An increase in normal adaptive response to the decreased availability of oxygen at high altitude is termed which?
- Circadian
- Acclimatization
- Population
- Diurnal ✔✔b. Acclimatization
What does it mean when the cause of disease is unwanted medical treatment?
- Idiopathic
- Ecogenetic
- Genotypical
- Iatrogenic ✔✔d. Iatrogenic
Which term is used for the first two months of life?
- Infancy 2 / 4
- Childhood
- Prenatal
- Neonatal ✔✔d. Neonatal
What is an objectively identifiable aberration of the disease?
- Symptom
- Syndrome
- Stage
- Sign ✔✔d. Sign
Which of the following is true regarding catecholamines?
- They are from the parasympathetic nervous system
- They cross the blood brain barrier
- They include epinephrine and norepinephrine
- They cause of decrease in heart rate ✔✔They include epinephrine and norepinephrine
Which of the following is a true statement?
- Antidiuretic is not important for blood volume regulation 3 / 4
- Endorphins increase with stress, resulting in a decrease in pain perception
- Epinephrine and cortisol act very differently
- Cortisol negates epinephrine's activity ✔✔b. Endorphins increase with stress, resulting in a
decrease in pain perception
By what mechanism do lipid molecules cross cell membranes?
- They use channel proteins as a membrane transport system
- They are transported across the plasma membrane by endocytosis and exocytosis
- They use voltage-gated ion channels
- They cross by diffusion ✔✔d. They cross by diffusion
Which of the following metabolic processes is a component of anabolic metabolism?
- Protein synthesis
- Glycolysis
- Citric acid cycle
- Oxidative phosphorylation ✔✔a. Protein synthesis
Which of the following electrochemical mechanism is responsible for maintaining cell volume?
- / 4