Q: Which equation correctly represents the calculation for Glomerular Filtration Rate (GFR)?

$$GFR = \frac{\text{Urine concentration} \times \text{Urine flow rate}}{\text{Plasma concentration}}$$

Q: Which of the following is the correct formula for calculating total body water (TBW) in an adult?

$$TBW = \text{Body weight} \times 0.6$$

Question 1

Which glial cell type is responsible for forming the myelin sheath in the peripheral nervous system (PNS)?

Accepted Answer

Schwann cells

Question 2

A patient presents with excessive thirst and urination, but blood glucose levels are normal. Which hormone deficiency is most likely responsible for this condition?

Accepted Answer

Antidiuretic hormone (ADH)

Question 3

Which equation correctly represents the calculation for Glomerular Filtration Rate (GFR)?

Accepted Answer

$$GFR = \frac{	ext{Urine concentration} 	imes 	ext{Urine flow rate}}{	ext{Plasma concentration}}$$

Question 4

Which of the following is a function of erythropoietin?

Accepted Answer

Increases red blood cell synthesis

Question 5

A patient with pernicious anemia is most likely deficient in which of the following?

Accepted Answer

Intrinsic factor

Question 6

Which of the following best describes the role of surfactant in the lungs?

Accepted Answer

Decreases surface tension to prevent alveolar collapse

Question 7

Which cell is the precursor to a macrophage in the immune system?

Accepted Answer

Monocyte

Question 8

Which of the following is a classic sign of inflammation induced by histamine?

Accepted Answer

Redness

Question 9

A patient with diabetes mellitus has a fasting blood glucose of 140 mg/dL. Which type of diabetes is most commonly associated with obesity and insulin resistance?

Accepted Answer

Type 2 diabetes mellitus

Question 10

Which of the following is the correct formula for calculating total body water (TBW) in an adult?

Accepted Answer

$$TBW = 	ext{Body weight} 	imes 0.6$$

Question 11

Which of the following is a function of the sodium-potassium pump ($$Na^+/K^+$$ pump) in neurons?

Accepted Answer

Pumps 3 $$Na^+$$ out and 2 $$K^+ in$$

Question 12

Which of the following is the main function of plasma cells in the immune system?

Accepted Answer

Production of antibodies

Question 13

A newborn receives passive immunity against pathogens primarily through which antibody in breast milk?

Accepted Answer

IgA

Question 14

Which of the following best describes the process of angiogenesis?

Accepted Answer

Formation of new blood vessels from pre-existing ones

Question 15

Which of the following is a symptom of hypoglycemia (glucose \u003c 60 mg/dL)?

Accepted Answer

Blurred vision

Question 16

Which of the following is the correct definition of tidal volume?

Accepted Answer

The amount of air inhaled or exhaled in a normal breath

Question 17

Which of the following is a function of tendons?

Accepted Answer

Connect muscle to bone

Question 18

Which of the following is true regarding facilitated diffusion?

Accepted Answer

Moves substances down their concentration gradient through protein channels

Question 19

A patient with a fever and swelling at the site of infection is experiencing which classic sign of inflammation?

Accepted Answer

Swelling (edema)

Question 20

Which of the following is the primary function of the macula densa cells in the kidney?

Accepted Answer

Regulate blood pressure and filtration rate

Comprehensive Study Notes for Anatomy & Physiology: Nervous, Renal, Respiratory, Endocrine, and Immune Systems

Guida di studio - Domande di pratica

Study guide - Flashcard