Question 1

Which of the following best describes the three primary functions of blood in the human body?

Accepted Answer

Transport, regulation, and protection

Question 2

A patient presents with anemia. Which of the following is NOT a typical cause of anemia?

Accepted Answer

Overproduction of leukocytes

Question 3

Which leukocyte is characterized by a multilobed nucleus, pale granules, and is the first responder to bacterial infection?

Accepted Answer

Neutrophil

Question 4

Hemostasis is the process that stops bleeding. Which sequence correctly summarizes its three steps?

Accepted Answer

Vascular spasm, platelet plug formation, coagulation

Question 5

In the pulmonary circuit, where does the exchange of oxygen and carbon dioxide occur?

Accepted Answer

Alveolar capillaries in the lungs

Question 6

Which membrane directly surrounds the heart and provides a frictionless environment?

Accepted Answer

Pericardium

Question 7

Starting from the right atrium, which sequence correctly describes the flow of blood through the heart and body?

Accepted Answer

Right atrium → right ventricle → pulmonary artery → lungs → left atrium → left ventricle → aorta → systemic veins

Question 8

Cardiac output ($$CO) is $$calculated using which formula?

Accepted Answer

$$CO = SV 	imes HR$$

Question 9

Which component of an electrocardiogram (ECG) represents ventricular depolarization?

Accepted Answer

QRS complex

Question 10

Which blood vessel type is composed of only a single layer of endothelial cells?

Accepted Answer

Capillary

Question 11

Which of the following best describes the function of elastic arteries?

Accepted Answer

They act as pressure reservoirs, smoothing out blood flow from the heart.

Question 12

Which factor is most responsible for the regulation of blood flow through capillary beds?

Accepted Answer

Precapillary sphincters

Question 13

Which equation correctly relates blood flow ($$F$$), blood pressure ($$\Delta P$$), and resistance ($$R$$)?

Accepted Answer

$$F = \frac{\Delta P}{R}$$

Question 14

A patient has a blood pressure reading of 140/90 mmHg. Which condition does this indicate?

Accepted Answer

Chronic hypertension

Question 15

Which of the following is a major risk factor for hypertension?

Accepted Answer

Obesity

Question 16

Which process describes the breakdown and removal of a blood clot after healing?

Accepted Answer

Fibrinolysis

Question 17

Which of the following factors does NOT contribute to resistance in blood vessels?

Accepted Answer

Blood temperature

Question 18

Which of the following best explains why capillary blood pressure is kept low?

Accepted Answer

To prevent capillary rupture and allow efficient exchange of materials

Question 19

Which of the following is a function of the lymphatic vessels?

Accepted Answer

Return excess interstitial fluid to the bloodstream

Question 20

A patient with sickle-cell anemia is likely to experience which of the following complications?

Accepted Answer

Blocked capillaries and reduced oxygen delivery

Anatomy & Physiology II Exam Review – Step-by-Step Study Guidance

Study Guide - Practice Questions