Question 1

Which of the following correctly lists the six levels of structural organization in the human body from smallest to largest?

Accepted Answer

Chemical, Cellular, Tissue, Organ, Organ System, Organism

Question 2

A patient is lying face up on an examination table. What is the anatomical term for this position?

Accepted Answer

Supine

Question 3

Which directional term describes the position of the heart relative to the sternum?

Accepted Answer

Posterior

Question 4

If the liver is superior to the stomach, which anatomical plane would best show this relationship?

Accepted Answer

Transverse

Question 5

Which of the following is an example of a body region found on the anterior side of the body?

Accepted Answer

Thoracic

Question 6

Which term describes a structure that is farther from the point of attachment or origin?

Accepted Answer

Distal

Question 7

Which of the following best describes the difference between medial and lateral?

Accepted Answer

Medial is closer to the midline; lateral is farther from the midline.

Question 8

Which body cavity contains the heart and lungs?

Accepted Answer

Thoracic cavity

Question 9

What structure separates the thoracic cavity from the abdominopelvic cavity?

Accepted Answer

Diaphragm

Question 10

Which of the following is a property of water that is critical for life?

Accepted Answer

High heat capacity

Question 11

A solution with a pH of 2.3 has which of the following characteristics?

Accepted Answer

High concentration of hydrogen ions

Question 12

Which buffer system is primarily responsible for maintaining blood pH?

Accepted Answer

Bicarbonate buffer system: $$\mathrm{$$HCO_3$$^- + H^+ \leftrightarrow H_2CO_3}$$

Question 13

Which organelle is responsible for producing ATP through cellular respiration?

Accepted Answer

Mitochondria

Question 14

Which of the following best describes the difference between passive and active transport across the cell membrane?

Accepted Answer

Passive transport does not require energy; active transport requires energy in the form of ATP.

Question 15

Which phase of the cell cycle is responsible for DNA replication?

Accepted Answer

S phase

Question 16

Which tissue type is characterized by having a high concentration of cells and little extracellular matrix?

Accepted Answer

Epithelial tissue

Question 17

Which type of cartilage is found in the intervertebral discs?

Accepted Answer

Fibrocartilage

Question 18

Which muscle tissue type is voluntary and striated?

Accepted Answer

Skeletal muscle

Question 19

Which layer of the epidermis is only found in thick skin, such as the palms and soles?

Accepted Answer

Stratum lucidum

Anatomical Organization, Body Regions, and Planes: BSC 215 Exam 1 Review

Study Guide - Practice Questions