Question 1

Which of the following best describes the anatomical position used as a reference in human anatomy?

Accepted Answer

Standing erect, eyes forward, arms straight and down at the sides, palms forward, legs slightly apart, feet flat, toes pointing forward

Question 2

A patient presents with pain in the right lower quadrant of the abdomen. Which organ is most likely involved based on anatomical divisions?

Accepted Answer

Appendix

Question 3

Which directional term correctly completes the sentence: 'The esophagus is ___ to the trachea.'

Accepted Answer

Posterior

Question 4

Which of the following is NOT a closed body cavity?

Accepted Answer

Oral cavity

Question 5

Which serous membrane encases the heart within the thoracic cavity?

Accepted Answer

Pericardium

Question 6

A transverse (horizontal) plane divides the body into which sections?

Accepted Answer

Top and bottom

Question 7

Which organ system is primarily responsible for hormone production and regulation?

Accepted Answer

Endocrine system

Question 8

Which of the following is a membranous organelle found in eukaryotic cells?

Accepted Answer

Mitochondrion

Question 9

What is the total magnification when using a 40x objective lens with a 10x eyepiece on a compound light microscope?

Accepted Answer

$$40 	imes 10 = 400$$

Question 10

Which of the following best describes the function of the Golgi apparatus in a eukaryotic cell?

Accepted Answer

Modification, sorting, and packaging of proteins and lipids

Question 11

If a tissue sample is cut along a plane that is not parallel or perpendicular to the longitudinal axis, what type of section is this?

Accepted Answer

Oblique section

Question 12

Which of the following statements about the plasma (cell) membrane is correct?

Accepted Answer

It regulates the movement of substances into and out of the cell

Question 13

Which organ system is responsible for transporting nutrients, gases, and wastes throughout the body?

Accepted Answer

Cardiovascular system

Question 14

Which of the following is the correct sequence for the six levels of organization in the human body, from simplest to most complex?

Accepted Answer

Chemical, cellular, tissue, organ, organ system, organism

Question 15

Which of the following structures is deep to the skin?

Accepted Answer

Muscles

Question 16

A student is viewing a specimen under the 10x objective lens and a 10x eyepiece. What is the total magnification?

Accepted Answer

$$10 	imes 10 = 100$$

Question 17

Which of the following is a function of lysosomes in eukaryotic cells?

Accepted Answer

Digestion and breakdown of cellular waste

Question 18

Which directional term would you use to describe the position of the nose relative to the mouth?

Accepted Answer

Superior

Question 19

Which of the following best describes the difference between gross (macroscopic) and microscopic anatomy?

Accepted Answer

Gross anatomy examines large structures without visual aid; microscopic anatomy examines cells, tissues, and organs with a microscope

Question 20

Which of the following is NOT a function of the integumentary system?

Accepted Answer

Production of hormones

BIO 2870: Introduction to Anatomy & Physiology – Study Guide (Exercises 1-3)

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