Question 1

Which of the following best describes the principle of homeostasis as it applies to human physiology?

Accepted Answer

The process by which the body maintains a stable internal environment despite changes in external conditions.

Question 2

A patient is experiencing rapid breathing and sweating after running a marathon. Which two organ systems are primarily responsible for these responses?

Accepted Answer

Respiratory and integumentary systems

Question 3

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

Accepted Answer

Chemical → Cellular → Tissue → Organ → Organ System → Organism

Question 4

A student is using a microscope to examine a tissue sample and observes tightly packed cells with no blood vessels present. Which type of tissue is most likely being observed?

Accepted Answer

Epithelial tissue

Question 5

Which of the following best illustrates the use of anatomical terminology to describe body location?

Accepted Answer

The heart is medial to the lungs.

Question 6

A patient has a blood pH of 7.1. Which of the following best describes this condition, and what is the likely physiological response?

Accepted Answer

Acidosis; the respiratory system will increase breathing rate to expel more $$\mathrm{CO_2$}$$

Question 7

Which of the following scenarios best demonstrates negative feedback in the human body?

Accepted Answer

An increase in blood glucose stimulates insulin release, which lowers blood glucose levels.

Question 8

A laboratory assignment requires you to identify the anatomical structure labeled 'B' on a heart model. Which of the following is the best approach to ensure accuracy?

Accepted Answer

Use clear, dark letters that do not resemble any other letter, as specified in the lab instructions.

Question 9

Which of the following best explains why students are required to use their DMC Student ID card for lecture exams?

Accepted Answer

To verify student identity and maintain exam security.

Question 10

A student is asked to explain the difference between the terms 'proximal' and 'distal' when describing the location of structures on the upper limb. Which of the following is the most accurate explanation?

Accepted Answer

'Proximal' refers to a structure closer to the point of attachment to the trunk, while 'distal' refers to a structure farther from the point of attachment.

Question 11

During a laboratory practical, you are asked to identify the function of the mitochondria in a cell. Which of the following is the correct answer?

Accepted Answer

Produces ATP through cellular respiration

Question 12

A patient is unable to maintain stable blood pressure after standing up quickly. Which organ system is most likely impaired?

Accepted Answer

Nervous system

Question 13

Which of the following best describes the anatomical position?

Accepted Answer

Standing upright, facing forward, arms at sides, palms facing forward

Question 14

A student is asked to analyze a scenario in which a person is exposed to cold temperatures. Which of the following physiological responses is an example of homeostatic regulation?

Accepted Answer

Shivering to generate heat and maintain body temperature

Question 15

Which of the following is a correct application of the scientific method in a laboratory setting?

Accepted Answer

Formulating a hypothesis, designing an experiment, collecting data, and drawing conclusions

Question 16

A student is reviewing the requirements for submitting laboratory assignments. Which of the following is NOT an acceptable practice according to the guidelines?

Accepted Answer

Submitting answers that may not clearly resemble the correct letter or answer

Question 17

Which of the following best explains why it is important to avoid using your cell phone during lecture or lab classes?

Accepted Answer

Cell phone use can distract you and others, and is not tolerated as per course policy.

Question 18

A student is asked to evaluate the impact of a malfunctioning negative feedback loop in the regulation of blood glucose. Which of the following outcomes is most likely?

Accepted Answer

Blood glucose levels would remain abnormally high or low, leading to homeostatic imbalance.

Question 19

Which of the following best describes the function of the respiratory system?

Accepted Answer

Exchanges gases between the body and the environment

Question 20

A student is preparing for a laboratory practical and must identify the correct anatomical term for the front of the elbow. Which term should they use?

Accepted Answer

Antecubital

Syllabus and Study Guide: Human Anatomy and Physiology I & II (BIOL 2401/2402)

Study Guide - Practice Questions

Study Guide - Flashcards