Question 1

Which of the following best describes the difference between plasma and serum?

Accepted Answer

Plasma contains clotting factors, while serum does not.

Question 2

A patient has a hematocrit of 60%. What does this indicate?

Accepted Answer

The percentage of red blood cells in the blood is higher than normal.

Question 3

Which of the following is the correct sequence for the flow of blood through the heart?

Accepted Answer

Right atrium → Right ventricle → Pulmonary artery → Lungs → Pulmonary vein → Left atrium → Left ventricle → Aorta

Question 4

Which of the following best describes the function of the vasa vasorum?

Accepted Answer

They supply blood to the walls of large blood vessels.

Question 5

Which cell type is responsible for producing antibodies?

Accepted Answer

Plasma cells

Question 6

Which of the following is a conducting artery?

Accepted Answer

Aorta

Question 7

A patient with a deficiency in antidiuretic hormone (ADH) is most likely to develop which condition?

Accepted Answer

Diabetes insipidus

Question 8

Which hormone is secreted by the anterior pituitary and stimulates growth in tissues?

Accepted Answer

Growth hormone (GH)

Question 9

Which of the following best describes a hapten?

Accepted Answer

A small molecule that is not immunogenic by itself but can elicit an immune response when attached to a larger carrier.

Question 10

Which vessel drains blood from the head and neck into the heart?

Accepted Answer

Internal jugular vein

Question 11

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

Accepted Answer

Returning interstitial fluid to the bloodstream

Question 12

Which type of capillary is found in the liver and allows the passage of large molecules?

Accepted Answer

Sinusoidal capillaries

Question 13

A patient presents with gigantism. Which hormone is most likely overproduced?

Accepted Answer

Growth hormone (GH)

Question 14

Which of the following best describes the pericardium?

Accepted Answer

A double-layered sac surrounding the heart, consisting of the fibrous and serous pericardium.

Question 15

Which hormone is deficient in both Type 1 and Type 2 diabetes mellitus?

Accepted Answer

Insulin

Question 16

Which of the following is a major protein found in blood plasma?

Accepted Answer

Albumin

Question 17

Which of the following best describes an antigen?

Accepted Answer

A molecule capable of inducing an immune response.

Question 18

Which of the following is a hormone secreted by the adrenal cortex?

Accepted Answer

Cortisol

Question 19

Which of the following is true regarding the cardiac conduction system?

Accepted Answer

The sinoatrial (SA) node initiates the heartbeat and sets the pace for the heart.

Question 20

Which of the following best describes the process of myocardium repair after a heart attack?

Accepted Answer

Damaged cardiac muscle is replaced by scar tissue formed by fibroblasts.

Blood, Heart, Blood Vessels, Lymphatic, Immune, and Endocrine Systems: Study Guide

Study Guide - Practice Questions