PSB-PN Anatomy & Physiology 2

Question 1

Which organ's primary role is to filter blood, remove waste, and produce urine?

Accepted Answer

Kidney

Answer

The kidneys filter approximately 180 liters of blood per day, regulating fluid balance, electrolytes, and acid-base status while excreting waste as urine.

Question 2

The femur bone is located in which region of the body?

Accepted Answer

Upper leg (thigh)

Answer

The femur is the thigh bone, connecting the hip at the acetabulum to the knee joint, and is the longest and strongest bone in the body.

Question 3

Which vitamin is synthesized in the skin primarily through exposure to sunlight?

Accepted Answer

Vitamin D

Answer

UVB radiation from sunlight converts 7-dehydrocholesterol in the skin to Vitamin D3, which is essential for calcium absorption and bone health.

Question 4

What is the accepted normal blood pressure reading for a healthy adult?

Accepted Answer

120/80 mmHg

Answer

120/80 mmHg is the standard reference for normal blood pressure; readings at or above 130/80 mmHg are now classified as hypertension Stage 1 per current guidelines.

Question 5

Which part of the brain is primarily responsible for coordinating balance and fine motor movements?

Accepted Answer

Cerebellum

Answer

The cerebellum, located at the posterior of the brain, integrates sensory input to fine-tune voluntary movements and maintain posture and balance.

PSB-PN Exam Practice Test

PSB-PN Exam Practice Test

PSB-PN Anatomy & Physiology 2