Question 1

Which anatomical plane divides the body into anterior and posterior sections?

Accepted Answer

Frontal (coronal) plane

Question 2

In anatomical position, which of the following is true?

Accepted Answer

Palms face forward, feet slightly apart, body standing upright

Question 3

Which region is located on the lateral side of the forearm?

Accepted Answer

Radial

Question 4

Which of the following best describes the function of the mitochondria?

Accepted Answer

ATP production through cellular respiration

Question 5

A patient has a stab wound in the left lumbar region. Which organ is most likely to be affected?

Accepted Answer

Descending colon

Question 6

Which of the following is the correct order of the levels of organization in a living organism, from simplest to most complex?

Accepted Answer

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

Question 7

Which microscope part is responsible for focusing light onto the specimen?

Accepted Answer

Condenser

Question 8

What is the total magnification when using a 10x ocular lens and a 40x objective lens?

Accepted Answer

$$10 	imes 40 = 400$$

Question 9

Which stage of mitosis is characterized by chromosomes aligning at the cell's equator?

Accepted Answer

Metaphase

Question 10

Which of the following best describes osmosis?

Accepted Answer

Movement of water from low to high solute concentration across a semipermeable membrane

Question 11

Which tissue type is responsible for transmitting electrical impulses?

Accepted Answer

Nervous tissue

Question 12

Which of the following is a function of the skin?

Accepted Answer

Synthesis of vitamin D

Question 13

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

Accepted Answer

Stratum lucidum

Question 14

Which gland is responsible for producing oily secretions that lubricate the skin and hair?

Accepted Answer

Sebaceous gland

Question 15

Which of the following best describes the basement membrane?

Accepted Answer

A noncellular layer that anchors epithelial tissue to underlying connective tissue

Question 16

Which of the following is a characteristic of transitional epithelium?

Accepted Answer

It is found lining the urinary bladder and can stretch

Question 17

Which connective tissue fiber provides high tensile strength and is most abundant in tendons?

Accepted Answer

Collagen fibers

Question 18

Which of the following best describes the function of lysosomes?

Accepted Answer

Digest worn-out organelles and cellular debris

Question 19

Which term describes the movement of substances against their concentration gradient, requiring energy?

Accepted Answer

Active transport

Question 20

Which of the following is true about the stratum basale?

Accepted Answer

It contains actively dividing stem cells

Anatomy & Physiology 1 Lab Exam 1 Study Guidance

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