Question 1

Which of the following best describes the role of the control center in a homeostatic control system?

Accepted Answer

It receives input from receptors, processes the information, and determines the appropriate response.

Question 2

Place the following in the correct sequence from simplest to most complex: 1) molecules, 2) atoms, 3) tissues, 4) cells, 5) organs.

Accepted Answer

2-1-4-3-5

Question 3

A patient suffers a spinal cord injury. Which body cavity is primarily affected?

Accepted Answer

Vertebral cavity

Question 4

Which organ system provides the force to move bones about their joints?

Accepted Answer

Muscular system

Question 5

Which of the following organs is part of the endocrine system?

Accepted Answer

Adrenal glands

Question 6

Which term describes the dynamic equilibrium of your internal environment?

Accepted Answer

Homeostasis

Question 7

Which bone type is represented by the patella?

Accepted Answer

Sesamoid

Question 8

Which part of a dissected long bone is responsible for blood cell formation (hematopoiesis)?

Accepted Answer

Medullary cavity

Question 9

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Production of minerals

Question 10

The process of bones increasing in thickness is known as ________.

Accepted Answer

Appositional growth

Question 11

Which hormone increases osteoclast activity to release more calcium ions into the bloodstream?

Accepted Answer

Parathyroid hormone

Question 12

Which of the following statements best describes Wolff's Law?

Accepted Answer

The thickness and shape of a bone being dependent on stresses placed upon it.

Question 13

Which of the following cells accomplishes bone resorption (breaking bone down)?

Accepted Answer

Osteoclast

Question 14

Which structure directly provides nutrients and removes waste from osteocytes in compact bone?

Accepted Answer

Canaliculi

Question 15

A bone discovered at an archaeological site is cylindrical in shape, about one inch long and a quarter of an inch wide. Which bone type is it?

Accepted Answer

Short

Question 16

Which of the following best describes the function of the epiphyseal plate?

Accepted Answer

It allows for lengthwise growth of bones during childhood and adolescence.

Question 17

Which of the following is necessary for intramembranous ossification to take place?

Accepted Answer

Osteogenic cells differentiate into osteoblasts within the fibrous connective tissue membrane.

Question 18

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

Accepted Answer

Sternum

Question 19

Which of the following best describes the process of endochondral ossification?

Accepted Answer

Bone replaces a cartilage model of the fetal bone.

Question 20

A 25-year-old female's femur X-ray shows an open epiphyseal plate. What does this indicate?

Accepted Answer

She is still growing and has not reached full skeletal maturity.

Anatomy & Physiology Exam 1 Study Guide: Human Body Orientation, Homeostasis, and Bone/Skeletal Tissues

Study Guide - Practice Questions