Question 1

A patient presents with a deep laceration on the anterior surface of the antebrachial region. Which of the following best describes the location of the injury?

Accepted Answer

Front of the forearm

Question 2

Which of the following correctly matches a directional term with its definition?

Accepted Answer

Medial: toward the midline of the body

Question 3

A cross section of a long bone is made perpendicular to its long axis. Which anatomical plane does this represent?

Accepted Answer

Transverse (horizontal) plane

Question 4

A patient is diagnosed with a tumor in the left upper quadrant of the abdominopelvic cavity. Which organ is most likely affected?

Accepted Answer

Spleen

Question 5

Which of the following organ systems is primarily responsible for producing hormones that regulate body functions?

Accepted Answer

Endocrine system

Question 6

If a microscope has an ocular lens of 10x and an objective lens of 40x, what is the total magnification?

Accepted Answer

$$10 	imes 40 = 400$$

Question 7

Which of the following best describes the function of the rough endoplasmic reticulum in a cell?

Accepted Answer

Protein synthesis and modification

Question 8

During which phase of mitosis do the chromosomes align along the center of the cell?

Accepted Answer

Metaphase

Question 9

A red blood cell is placed in a hypotonic solution. What will happen to the cell, and why?

Accepted Answer

It will swell and possibly burst due to water entering the cell

Question 10

Which tissue type is characterized by having a free apical surface, a basement membrane, and is avascular?

Accepted Answer

Epithelial tissue

Question 11

Which connective tissue cell type is responsible for producing collagen and elastic fibers?

Accepted Answer

Fibroblasts

Question 12

A biopsy reveals tissue with striations, multiple nuclei per cell, and voluntary control. Which tissue type is this?

Accepted Answer

Skeletal muscle

Question 13

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

Accepted Answer

Stratum lucidum

Question 14

A patient with a blocked sebaceous gland is most likely to experience which of the following?

Accepted Answer

Dry, flaky skin due to lack of sebum

Question 15

Which of the following bones is NOT part of the axial skeleton?

Accepted Answer

Femur

Question 16

The osteon (Haversian system) is the structural unit of which type of bone tissue?

Accepted Answer

Compact bone

Question 17

A fracture occurs at the diaphysis of the humerus. Where is this fracture located?

Accepted Answer

At the shaft of the bone

Question 18

Which of the following features is unique to cervical vertebrae?

Accepted Answer

Transverse foramina

Question 19

A patient has difficulty flexing their forearm at the elbow after an injury. Which bony feature of the ulna is most likely involved?

Accepted Answer

Olecranon process

Question 20

Which of the following best describes the function of the reticular layer of the dermis?

Accepted Answer

Contains dense irregular connective tissue for strength and elasticity

Anatomy & Physiology I: Study Guide – Intro, Cells, Histology, Integumentary & Skeletal Systems

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