Question 1

Which of the following correctly lists the levels of organization in living things from simplest to most complex?

Accepted Answer

Atom $$\rightarrow$$ Molecule $$\rightarrow$$ Organelle $$\rightarrow$$ Cell $$\rightarrow$$ Tissue $$\rightarrow$$ Organ $$\rightarrow$$ Organ system $$\rightarrow$$ Organism

Question 2

Which statement best distinguishes anatomy from physiology?

Accepted Answer

Anatomy is the study of structure, while physiology is the study of function.

Question 3

Which organ system is primarily responsible for hormone regulation?

Accepted Answer

Endocrine system

Question 4

A tissue sample is observed to have tightly packed cells, little extracellular matrix, and high regenerative capacity. Which tissue type is this most likely to be?

Accepted Answer

Epithelial tissue

Question 5

Which of the following is a function of the cardiovascular system?

Accepted Answer

Transport of nutrients, gases, and waste

Question 6

Which feedback mechanism amplifies change in the body, such as during childbirth contractions?

Accepted Answer

Positive feedback

Question 7

A patient suffers a spinal cord injury that disrupts the transmission of electrical impulses. Which tissue type is most directly affected?

Accepted Answer

Nervous tissue

Question 8

Which of the following best describes the role of the sodium-potassium pump in neuron action potentials?

Accepted Answer

It maintains resting membrane potential by pumping Na$$^+$$ out and K$$^+ in.$$

Question 9

Which blood vessel type is characterized by thin walls and allows for exchange of gases and nutrients?

Accepted Answer

Capillaries

Question 10

Which process is responsible for building polymers from monomers in biological molecules?

Accepted Answer

Dehydration synthesis

Question 11

A person is unable to absorb nutrients efficiently due to damage in the small intestine. Which structures are most likely affected?

Accepted Answer

Villi and microvilli

Question 12

Which of the following is NOT a function of connective tissue?

Accepted Answer

Signal transmission

Question 13

Which of the following best describes the difference between simple and stratified epithelial tissue?

Accepted Answer

Simple has one layer; stratified has multiple layers.

Question 14

Which organ system is responsible for removing waste and maintaining water/electrolyte balance?

Accepted Answer

Urinary system

Question 15

During exercise, which organ system works with the cardiovascular system to increase oxygen delivery and remove carbon dioxide?

Accepted Answer

Respiratory system

Question 16

Which of the following is a correct pairing of macromolecule and its monomer?

Accepted Answer

Lipid — Glycerol and fatty acids

Question 17

A patient has a genetic disorder affecting the Schwann cells. Which process in the nervous system is most likely impaired?

Accepted Answer

Production of myelin

Question 18

Which of the following is a function of the integumentary system?

Accepted Answer

Protection and temperature regulation

Question 19

Which of the following best describes peristalsis in the digestive system?

Accepted Answer

Wave-like muscle contractions to move food

Question 20

Which of the following is true regarding well-vascularized versus poorly vascularized tissues?

Accepted Answer

Well-vascularized tissues heal faster than poorly vascularized tissues.

Comprehensive Study Guide – Human Biology (GOB Chemistry Context)

Guida di studio - Domande di pratica

Study guide - Flashcard