Q: During cellular respiration, nutrients and oxygen are used to produce ATP. Which equation best represents this process?

$$ \text{C}_6\text{H}_{12}\text{O}_6 + 6\text{O}_2 \rightarrow 6\text{CO}_2 + 6\text{H}_2\text{O} + \text{ATP} $$

Question 1

Which of the following best illustrates the principle of complementarity of structure and function in the human body?

Accepted Answer

The thin walls of alveoli in the lungs allow for efficient gas exchange.

Question 2

A patient presents with severe dehydration. Which survival need is most directly compromised, and what percentage of body weight does this substance typically represent?

Accepted Answer

Water; 50-60% of body weight

Question 3

Which of the following is an example of a negative feedback mechanism in homeostasis?

Accepted Answer

Regulation of blood glucose levels by insulin

Question 4

A scientist is studying the microscopic structure of muscle tissue. Which branch of anatomy is she most likely using?

Accepted Answer

Histology

Question 5

During cellular respiration, nutrients and oxygen are used to produce ATP. Which equation best represents this process?

Accepted Answer

$$ 	ext{C}_6	ext{H}_{12}	ext{O}_6 + 6	ext{O}_2 ightarrow 6	ext{CO}_2 + 6	ext{H}_2	ext{O} + 	ext{ATP} $$

Question 6

Which organ system is primarily responsible for maintaining boundaries between internal and external environments?

Accepted Answer

Integumentary system

Question 7

A medical student is palpating a patient’s abdomen to detect abnormalities. Which method of studying anatomy is she using?

Accepted Answer

Palpation

Question 8

Which of the following best describes the sagittal plane?

Accepted Answer

A vertical plane dividing the body into right and left parts

Question 9

A patient has a tumor located in the left lower quadrant (LLQ) of the abdominopelvic region. Which organ is most likely affected?

Accepted Answer

Sigmoid colon

Question 10

Which of the following is NOT a necessary life function?

Accepted Answer

Filtration

Question 11

If a person is standing in the anatomical position, which direction do their palms face?

Accepted Answer

Forward

Question 12

Which cavity protects the fragile nervous system organs?

Accepted Answer

Dorsal body cavity

Question 13

A patient is experiencing homeostatic imbalance. Which of the following is most likely to occur?

Accepted Answer

Development of disease

Question 14

Which of the following is a function of the effector in a homeostatic control mechanism?

Accepted Answer

Carries out the control center’s response to the stimulus

Question 15

Which of the following best describes the relationship between catabolism and anabolism?

Accepted Answer

Catabolism breaks down molecules; anabolism builds up molecules

Question 16

Which organ system is most involved in responsiveness, the ability to sense and respond to stimuli?

Accepted Answer

Nervous system

Question 17

A cross section of the body is made along which plane?

Accepted Answer

Transverse plane

Question 18

Which of the following is a real-life example of a positive feedback mechanism?

Accepted Answer

Amplification of uterine contractions during childbirth

Question 19

Which membrane directly covers the organs within the ventral body cavity?

Accepted Answer

Visceral serosa

Question 20

A patient has damage to the vertebral cavity. Which structure is most likely affected?

Accepted Answer

Spinal cord

The Human Body: An Orientation – Structured Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards