Question 1

Which of the following best describes the difference between negative feedback and positive feedback mechanisms in homeostasis?

Accepted Answer

Negative feedback reduces the original stimulus to maintain stability, while positive feedback amplifies the stimulus to drive processes to completion.

Question 2

A patient is lying face up on an examination table. What is the anatomical position of the patient?

Accepted Answer

Supine

Question 3

Which serous membrane directly covers the heart?

Accepted Answer

Pericardium

Question 4

Which abdominal pelvic region is located directly below the umbilical region?

Accepted Answer

Hypogastric (pubic) region

Question 5

Which of the following is NOT considered a characteristic of life?

Accepted Answer

Inertia

Question 6

A transverse section of the body divides it into which of the following?

Accepted Answer

Superior and inferior portions

Question 7

Which of the following best describes the difference between anatomy and physiology?

Accepted Answer

Anatomy studies the structure of body parts, while physiology studies their function.

Question 8

Which molecule is considered inorganic?

Accepted Answer

Water ($$\mathrm{H_2O})$$

Question 9

Which chemical reaction is an example of hydrolysis?

Accepted Answer

Breaking down a protein into amino acids using water

Question 10

How many electrons are in the outermost (valence) shell of an oxygen atom?

Accepted Answer

6

Question 11

Given the chemical formula $$\mathrm{H_2O}$$, how many hydrogen and oxygen atoms are present?

Accepted Answer

2 hydrogen atoms and 1 oxygen atom

Question 12

Which of the following is true about DNA and RNA nucleotides?

Accepted Answer

DNA contains the sugar deoxyribose, while RNA contains ribose.

Question 13

A red blood cell is placed in a hypertonic solution. What will happen to the cell?

Accepted Answer

It will shrink due to water loss.

Question 14

Which of the following is NOT a major component of the plasma membrane?

Accepted Answer

Glycogen

Question 15

Which of the following best describes the process of mitosis?

Accepted Answer

Division of the nucleus resulting in two genetically identical daughter nuclei

Question 16

Which organelle is primarily responsible for ATP production in the cell?

Accepted Answer

Mitochondrion

Question 17

Which process requires energy in the form of ATP?

Accepted Answer

Active transport

Question 18

Which of the following is an example of phagocytosis?

Accepted Answer

A white blood cell engulfing a bacterium

Question 19

Which formula correctly calculates the atomic mass of a molecule composed of 2 hydrogen atoms (atomic mass = 1) and 1 oxygen atom (atomic mass = 16)?

Accepted Answer

$$2 	imes 1 + 16$$

Question 20

Which body cavity contains the heart and lungs?

Accepted Answer

Thoracic cavity

Fundamental Concepts in Anatomy & Physiology: Mini-Study Guide

Guida di studio - Domande di pratica

Study guide - Flashcard